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Regulation Actions

DateFlagLake of the Woods / Winnipeg R (m³/s)Lac Seul / English R / Lake St. Joseph (m³/s)
2025.09.11↓ 150Authorized outflow decrease to 150 m³/s.
2025.09.02
↓ 200Authorized outflow decrease to 200 m³/s.
2025.08.22↑ 125Authorized outflow increase to 125 m³/s.
2025.08.19↓ 250Authorized outflow decrease to 250 m³/s.
2025.08.15↓ 275Authorized outflow decrease to 275 m³/s.
2025.07.30↑ 300Authorized outflow increase to 300 m³/s.
2025.07.25↑ 275Authorized outflow increase to 275 m³/s.
2025.07.04↓ 250Authorized outflow decrease to 250 m³/s.
2025.06.27↓ 275Authorized outflow decrease to 275 m³/s.
2025.06.22↓ 300Authorized outflow decrease to 300 m³/s.
2025.06.19↓ 350Authorized outflow decrease to 350 m³/s.
2025.06.17↓ 100Authorized outflow decrease to 100 m³/s.
2025.06.16↓ 375Authorized outflow decrease to 375 m³/s.
2025.06.13↓ 400Authorized outflow decrease to 400 m³/s.
2025.06.11STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2025.06.08↓ 425Authorized outflow decrease to 425 m³/s.
2025.06.05↓ 465Authorized outflow decrease to 465 m³/s.
2025.06.03↓ 150Authorized outflow decrease to 150 m³/s.
2025.05.30↓ 500Authorized outflow decrease to 500 m³/s.
2025.05.28↓ 525Authorized outflow decrease to 525 m³/s.
2025.05.26↓ 550Authorized outflow decrease to 550 m³/s.
2025.05.23↓ 575Authorized outflow decrease to 575 m³/s.
2025.05.21↓ 600Authorized outflow decrease to 600 m³/s.
2025.05.13↑ 650Authorized outflow increase to 650 m³/s.
2025.05.08↑ 600Authorized outflow increase to 600 m³/s.
2025.05.06↑ 550Authorized outflow increase to 550 m³/s.
2025.05.01↑ 500Authorized outflow increase to 500 m³/s.↑ 200Authorized outflow increase to 200 m³/s.
2025.04.29↑ 450Authorized outflow increase to 450 m³/s.
2025.04.26↑ 400Authorized outflow increase to 400 m³/s.
2025.04.24↑ 375Authorized outflow increase to 375 m³/s.
2025.04.19↑ 350Authorized outflow increase to 350 m³/s.
2025.04.17↑ 325Authorized outflow increase to 325 m³/s.↓ 150Authorized outflow decrease to 150 m³/s.
2025.04.14↑ 300Authorized outflow increase to 300 m³/s.
2025.04.12↑ 275Authorized outflow increase to 275 m³/s.
2025.04.08↓ 200Authorized outflow decrease to 200 m³/s.
2025.03.27↓ 250Authorized outflow decrease to 250 m³/s.
2025.03.19STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2025.02.25↓ 300Authorized outflow decrease to 300 m³/s.
2025.02.04↓ 360Authorized outflow updated to 360 m³/s.
2025.01.30↓ 250Authorized outflow decrease to 250 m³/s.
2025.01.27↓ 275Authorized outflow decrease to 275 m³/s.
2024.12.19↑ 385Authorized outflow increase to 385 m³/s.
2024.11.27↑ 300Authorized outflow increase to 300 m³/s.↑ 350Authorized outflow increase to 350 m³/s.
2024.11.25↑ 275Authorized outflow increase to 275 m³/s.
2024.11.23↑ 250Authorized outflow increase to 250 m³/s.
2024.11.21↑ 225Authorized outflow increase to 225 m³/s.↑ 325Authorized outflow increase to 325 m³/s.
2024.11.19↑ 200Authorized outflow increase to 200 m³/s.
2024.11.15↑ 175Authorized outflow increase to 175 m³/s.
2024.10.17↓ 300Authorized outflow decrease to 300 m³/s.
2024.10.11↓ 150Authorized outflow decrease to 150 m³/s.
2024.10.09↓ 175Authorized outflow decrease to 175 m³/s.
2024.10.07↓ 200Authorized outflow decrease to 200 m³/s.
2024.10.04↓ 225Authorized outflow decrease to 225 m³/s.
2024.10.03↓ 250Authorized outflow decrease to 250 m³/s.
2024.10.01↓ 275Authorized outflow decrease to 275 m³/s.
2024.09.25↓ 300Authorized outflow decrease to 300 m³/s.
2024.09.12↑ 350Authorized outflow increase to 350 m³/s.
2024.09.12↓ 325Authorized outflow decrease to 325 m³/s.
2024.09.12↓ 350Authorized outflow decrease to 350 m³/s.
2024.09.09↓ 375Authorized outflow decrease to 375 m³/s.
2024.09.07↓ 300Authorized outflow decrease to 300 m³/s.
2024.09.05↓ 425Authorized outflow decrease to 425 m³/s.
2024.09.03↓ 500Authorized outflow decrease to 500 m³/s.
2024.08.30↓ 575Authorized outflow decrease to 575 m³/s.
2024.08.28↓ 625Authorized outflow decrease to 625 m³/s.
2024.08.26↓ 675Authorized outflow decrease to 675 m³/s.
2024.08.23↓ 725Authorized outflow decrease to 725 m³/s.
2024.08.21↓ 775Authorized outflow decrease to 775 m³/s.
2024.08.19↓ 825Authorized outflow decrease to 825 m³/s.
2024.08.16↓ 875Authorized outflow decrease to 875 m³/s.
2024.08.12↓ 925Authorized outflow decrease to 925 m³/s.
2024.08.08↓ 975Authorized outflow decrease to 975 m³/s.
2024.07.02↑ 350Authorized outflow increase to 350 m³/s.
2024.06.28FULL OPEN↑ 1200Norman Dam Fully opened and outflow will continue to rise with lake level.
2024.06.26↑ 1200Authorized outflow increase to 1200 m³/s.
2024.06.24↑ 1100Authorized outflow increase to 1100 m³/s.
2024.06.20↑ 1000Authorized outflow increase to 1000 m³/s.
2024.06.18↑ 900Authorized outflow increase to 900 m³/s.
2024.06.05↑ 800Authorized outflow increase to 800 m³/s.
2024.06.03↑ 750Authorized outflow increase to 750 m³/s.
2024.05.31↑ 650Authorized outflow increase to 650 m³/s.
2024.05.29↑ 600Authorized outflow increase to 600 m³/s.↑ 300Authorized outflow increase to 300 m³/s.
2024.05.27↑ 550Authorized outflow increase to 550 m³/s.
2024.05.24↑ 480Authorized outflow increase to 480 m³/s.↑ 240Authorized outflow increase to 240 m³/s.
2024.05.23↑ 400Authorized outflow increase to 400 m³/s.
2024.05.22↑ 300Authorized outflow increase to 300 m³/s.↑ 200Authorized outflow increase to 200 m³/s.
2024.05.21↑ 225Authorized outflow increase to 225 m³/s.
2024.05.13↑ 200Authorized outflow increase to 200 m³/s.
2024.05.09↑ 175Authorized outflow increase to 175 m³/s.
2024.04.10↓ 150Authorized outflow decrease to 150 m³/s.
2024.04.08↓ 175Authorized outflow decrease to 175 m³/s.
2024.04.02↓ 200Authorized outflow decrease to 200 m³/s.
2024.03.28↓ 225Authorized outflow decrease to 225 m³/s.↓ 150Authorized outflow decrease to 150 m³/s
2024.03.18↓ 250Authorized outflow decrease to 250 m³/s.
2024.03.14↓ 275Authorized outflow decrease to 275 m³/s.
2024.03.11↓ 300Authorized outflow decrease to 300 m³/s.
2024.03.08↓ 325Authorized outflow decrease to 325 m³/s.↓ 175Authorized outflow decrease to 175 m³/s
2024.03.05STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2024.02.19↓ 225Authorized outflow decrease to 225 m³/s
2024.02.07↓ 275Authorized outflow decrease to 275 m³/s
2024.01.25↑ 350Authorized outflow increase to 350 m³/s.
2024.01.15↑ 325Authorized outflow increase to 325 m³/s.
2023.12.07↑ 300Authorized outflow increase to 300 m³/s.
2023.11.21↑ 325Authorized outflow increase to 325 m³/s.
2023.11.14↑ 275Authorized outflow increase to 275 m³/s.↑ 250Authorized outflow increase to 250 m³/s.
2023.11.09↑ 250Authorized outflow increase to 250 m³/s.
2023.11.07↑ 200Authorized outflow increase to 200 m³/s.
2023.10.31↑ 200Authorized outflow increase to 200 m³/s.↑ 150Authorized outflow increase to 150 m³/s.
2023.10.24STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2023.10.05↑ 150Authorized outflow increase to 150 m³/s.
2023.09.15↓ 100Authorized outflow decrease to 100 m³/s.
2023.08.22↓ 150Authorized outflow decrease to 150 m³/s.
2023.08.11↓ 200Authorized outflow decrease to 200 m³/s.
2023.07.21↓ 250Authorized outflow decrease to 250 m³/s.
2023.07.19↓ 300Authorized outflow decrease to 300 m³/s.
2023.07.17↓ 350Authorized outflow decrease to 350 m³/s.
2023.07.14↓ 400Authorized outflow decrease to 400 m³/s.
2023.07.12↓ 450Authorized outflow decrease to 450 m³/s.
2023.07.10↓ 500Authorized outflow decrease to 500 m³/s.
2023.07.06↓ 550Authorized outflow decrease to 550 m³/s.
2023.07.04↓ 600Authorized outflow decrease to 600 m³/s.
2023.06.28↓ 650Authorized outflow decrease to 650 m³/s.
2023.06.23↓ 700Authorized outflow decrease to 700 m³/s.
2023.06.20↓ 725Authorized outflow decrease to 725 m³/s.
2023.06.16↓ 750Authorized outflow decrease to 750 m³/s.
2023.06.15STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2023.06.13↓ 775Authorized outflow decrease to 775 m³/s.
2023.05.17↑ 800Authorized outflow increase to 800 m³/s
2023.05.09↑ 750Authorized outflow increase to 750 m³/s
2023.05.08↑ 725Authorized outflow increase to 725 m³/s
2023.05.05↑ 700Authorized outflow increase to 700 m³/s
2023.04.27↑ 675Authorized outflow increase to 675 m³/s
2023.04.24↑ 625Authorized outflow increase to 625 m³/s
2023.04.21↑ 575Authorized outflow increase to 575 m³/s
2023.04.20↑ 525Authorized outflow increase to 525 m³/s↓ 100Authorized outflow decrease to 100 m³/s
2023.04.19↑ 500Authorized outflow increase to 500 m³/s
2023.04.18↑ 475Authorized outflow increase to 475 m³/s
2023.04.17↑ 450Authorized outflow increase to 450 m³/s
2023.03.30↓ 150Authorized outflow decrease to 150 m³/s
2023.03.23↑ 425Authorized outflow increase to 425 m³/s
2023.03.22↑ 405Authorized outflow increase to 405 m³/s
2023.03.21↑ 390Authorized outflow increase to 390 m³/s
2023.03.20↑ 375Authorized outflow increase to 375 m³/s
2023.03.19↑ 360Authorized outflow increase to 360 m³/s
2023.03.18↑ 345Authorized outflow increase to 345 m³/s
2023.03.17↑ 330Authorized outflow increase to 330 m³/s
2023.03.16↑ 315Authorized outflow increase to 315 m³/s↓ 200Authorized outflow decrease to 200 m³/s
2023.03.09↓ 250Authorized outflow decrease to 250 m³/s
2023.03.07STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2023.02.27↓ 300Authorized outflow decrease to 300 m³/s.
2023.02.25↓ 325Authorized outflow decrease to 325 m³/s.
2023.02.23↓ 350Authorized outflow decrease to 350 m³/s.
2023.02.16↓ 375Authorized outflow decrease to 375 m³/s.
2023.02.09↓ 400Authorized outflow decrease to 400 m³/s.
2023.02.02↓ 310Authorized outflow decrease to 310 m³/s
2023.01.24↓ 430Authorized outflow decrease to 430 m³/s.
2023.01.11↑ 480Authorized outflow increase to 480 m³/s.
2023.01.06↑ 450Authorized outflow increase to 450 m³/s.
2022.12.23↑ 425Authorized outflow increase to 425 m³/s.
2022.12.19↑ 400Authorized outflow increase to 400 m³/s.↑ 325Authorized outflow increase to 325 m³/s
2022.12.15↑ 375Authorized outflow increase to 375 m³/s.
2022.12.12↑ 350Authorized outflow increase to 350 m³/s.
2022.12.09↑ 325Authorized outflow increase to 325 m³/s.
2022.11.25↑ 300Authorized outflow increase to 300 m³/s
2022.11.17↓ 300Authorized outflow decrease to 300 m³/s.
2022.11.04↓ 200Authorized outflow decrease to 200 m³/s.
2022.11.03↓ 350Authorized outflow decrease to 350 m³/s.
2022.10.31↓ 400Authorized outflow decrease to 400 m³/s.↓ 225Authorized outflow decrease to 225 m³/s.
2022.10.29↓ 425Authorized outflow decrease to 425 m³/s.
2022.10.26STRATEGY New Lake of the Woods Strategy adopted at Regulation Meeting in Kenora.New Lac Seul Strategy adopted at Regulation Meeting in Kenora.
2022.10.14↓ 475Authorized outflow decrease to 475 m³/s.
2022.10.12↑ 285Authorized outflow increased to 285 m³/s
2022.10.11↓ 550Authorized outflow decrease to 550 m³/s.
2022.10.07↓ 625Authorized outflow decrease to 625 m³/s.
2022.10.04↓ 700Authorized outflow decrease to 700 m³/s.
2022.09.30↓ 775Authorized outflow decrease to 775 m³/s.
2022.09.28↓ 250Authorized outflow decreased to 250 m³/s
2022.09.27↓ 850Authorized outflow decrease to 850 m³/s.
2022.09.23↓ 925Authorized outflow decrease to 925 m³/s.
2022.09.20↓ 1000Authorized outflow decrease to 1000 m³/s.
2022.09.13↓ 1075Authorized outflow decrease to 1075 m³/s.
2022.09.12↓ 300Authorized outflow decreased to 300 m³/s
2022.09.08↓ 1150Authorized outflow decrease to 1150 m³/s.↓ 350Authorized outflow decreased to 350 m³/s
2022.09.06Lake of the Woods level returned to legislated operating range.↓ 400Authorized outflow decreased to 400 m³/s
2022.08.30Root River Diversion fully opened (increase to 145 m³/s)
2022.08.23Root River Diversion opening (increase to 80 m³/s)
2022.08.16STRATEGY New Lake of the Woods Strategy adopted at Regulation Consultation, teleconference.New Lac Seul Strategy adopted at Regulation Consultation, teleconference.
2022.08.05↑ 450Authorized outflow increased to 450 m³/s
2022.07.18↓ 400Authorized outflow decreased to 400 m³/s
2022.07.14↓ 450Authorized outflow decreased to 450 m³/s
2022.07.11↓ 500Authorized outflow decreased to 500 m³/s
2022.07.04↓ 600Authorized outflow decreased to 600 m³/s
2022.06.29↓ 650Authorized outflow decreased to 650 m³/s
2022.06.27↓ 700Authorized outflow decreased to 700 m³/s
2022.05.22↑ 800Authorized outflow increased to 800 m³/s
2022.05.21↑ 715Authorized outflow increased to 715 m³/s
2022.05.20↑ 665Authorized outflow increased to 665 m³/s
2022.05.19Root River Diversion closure (reduce to10 m³/s)
2022.05.19↑ 565Authorized outflow increased to 565 m³/s.
2022.05.17↑ 465Authorized outflow increased to 465 m³/s.
2022.05.07FULL OPEN↑ 1250Authorized outflow increase to 1250 m³/s. Norman Dam Fully opened and outflow will continue to rise with lake level.
2022.05.06↑ 400Authorized outflow increased to 400 m³/s.
2022.05.05↑ 1125Authorized outflow increase to 1125 m³/s.
2022.05.04↑ 330Authorized outflow increased to 330 m³/s.
2022.05.01↑ 1025Authorized outflow increase to 1025 m³/s.
2022.04.29↑ 925Authorized outflow increase to 925 m³/s.↑ 225Authorized outflow increased to 225 m³/s.
2022.04.27↑ 825Authorized outflow increase to 825 m³/s.
2022.04.25↑ 725Authorized outflow increase to 725 m³/s.
2022.04.22↑ 650Authorized outflow increase to 650 m³/s.↑ 150Authorized outflow increased to 150 m³/s.
2022.04.20↑ 575Authorized outflow increase to 575 m³/s.
2022.04.11↑ 500Authorized outflow increase to 500 m³/s.
2022.04.08↑ 475Authorized outflow increase to 475 m³/s.
2022.04.05↓ 100Authorized outflow decrease to 100 m³/s.
2022.04.01↓ 125Authorized outflow decrease to 125 m³/s.
2022.03.24↑ 450Authorized outflow increase to 450 m³/s.
2014.05.14↑ 350Lac Seul authorized outflow increased to 350 m³/s.
2014.05.13↑ 775Lake of the Woods authorized outflow increased to 775 m³/s.
2014.05.12↑ 250Lac Seul authorized outflow increased to 250 m³/s.
2014.05.09↑ 200Lac Seul authorized outflow increased to 200 m³/s.
2014.05.08↑ 700Lake of the Woods outflow increase to 700 m³/s
2014.05.06↑ 650Lake of the Woods outflow increase from 600 to 650 m³/s.
2014.05.02↓ 100Lac Seul authorized outflow decreased to 100 m³/s.
2014.05.01↑ 600Lake of the Woods authorized outflow increased to 600 m³/s.
2014.04.28↑ 525Lake of the Woods authorized outflow increased to 525 m³/s.
2014.04.24↑ 475Lake of the Woods authorized outflow increased to 475 m³/s.150
2014.04.24475↓ 150Lac Seul outflow reduction from 200 to 150 m³/s
2014.04.19↑ 425LW outflow increase to 425 m³/s.
2014.04.15LS MINLac Seul end of winter minimum noted, 354.64 m.
2014.04.14↓ 200Lac Seul outflow will be reduced by 50 m³/s to 200 m³/s.
2014.04.11↓ 250Lac Seul outflow will be reduced by 50 m³/s to 250 m³/s.
2014.04.10↓ 350Lake of the Woods authorized outflow will decrease from 400 m³/s to 350 m³/s on Thursday April 10.
2014.04.10350LW minimum level for end of winter recorded, 322.31m
2014.04.08↓ 300Lac Seul authorized outflow is scheduled to be decreased from 375 m³/s to 300 m³/s on Tuesday April 8th.
2014.04.08Lake of the Woods authorized outflow will decrease from 465 m³/s to 400 m³/s on Tuesday April 8.300
2014.03.31↓ 465Lake of the Woods authorized outflow decreased from 500 m³/s to 465 m³/s on Monday, March 31st in order to not overshoot the winter drawdown target level. The timing coincides with work being done at the Kenora generating station.↓ 375Lac Seul authorized outflow decreased from 425 m³/s to 375 m³/s on Monday, March 31st in order to not overshoot the winter drawdown target level. The timing coincides with work being done at the Lac Seul generating station.
2014.03.12An unscheduled outage at the Ear Falls GS resulted in a decrease in outflow on Monday, March 10. Log operations were initiated to restore the flow but due to severe icing, full restoration of flow could not be accomplished. The new authorized outflow for Lac Seul will be 425 m³/s as of today.
2014.03.11STRATEGY A new strategy for Lake of the Woods regulation covering the end of winter and freshet period was adopted by the Board at a Regulation Meeting with Special Interest Group Representatives and Resource Advisors in Kenora.A new strategy for Lac Seul regulation covering the end of winter and freshet period was adopted by the Board at a Regulation Meeting with Special Interest Group Representatives and Resource Advisors in Kenora.
2014.02.28Lake of the Woods outflow increased from 475 m³/s to 500 m³/s on Friday, February 28th. This will assist in meeting winter lake drawdown requirements and core winter hydroelectric requirements along the Winnipeg River
2014.01.29An unscheduled outage of Kenora Powerhouse resulted in a reduction in LW outflow of 150 m³/s midday. A log operation has been directed to bring restore this flow.
2014.01.27↑ 475Lake of the Woods outflow increase to 475 m³/s from 425 m³/s. This will assist in meeting winter lake drawdown requirements and core winter hydroelectric requirements along the Winnipeg River
2014.01.24↑ 475Lac Seul inflow will be increased to 475 m³/s from 450 m³/s. This will assist in meeting winter lake drawdown and core winter hydroelectric requirements on the English and Winnipeg Rivers.
2014.01.14Lac Seul outflow decrease by 50 m³/s to 200 m³/s.
2014.01.10450Lac Seul outflow icnrease from 390 m3/w to 450 m³/s.
2014.01.09↑ 420Lake of the Woods outflow increase to 420 m³/s from 400 m³/s.
2013.12.30↑ 400Lake of the Woods outfow increase from 375 m³/s to 400 m³/s.
2013.12.23↑ 375Lake of the Woods outflow increase from 350 m³/s to 375 m³/s.
2013.12.16↑ 350Lake of the Woods outflow increase from 325 to 350 m³/s.
2013.12.10↑ 325LW outflow increase from 300 to 325 m³/s
2013.11.15↓ 300LW outflow decrease from 325 m³/s to 300 m³/s.
2013.11.13↓ 390Lac Seul outflow reduction to 390 m³/s (all stop-logs in).
2013.11.01↓ 400Lac Seul outflow decrease from 475 m³/s to 400 m³/s
2013.10.30LW outflow decrease from 350 m³/s to 325 m³/s.
2013.10.17STRATEGYA new strategy for Lake of the Woods regulation covering the end of fall and winter period was adopted by the Board at a Regulation Meeting with Special Interest Group Representatives and Resource Advisors in Kenora.A new strategyfor Lake of the Woods regulation covering the end of fall and winter period was adopted by the Board at a Regulation Meeting with Special Interest Group Representatives and Resource Advisors in Kenora.
2013.10.17OPG advised LWCB that the Root River diversion was fully opened on October 17.
2013.10.09↓ 350LW outflow reduction from 415 m³/s to 350 m³/s.
2013.09.04OPG↓ 130OPG has advised the LWCB of a plan for a partial reduction of the Root River (Lake St. Joseph Diversion) flow, from 152 m³/s to 130 m³/s on September 4, 2013
2013.08.31CONF CALLThe LWCB convened a Regulation Conference Call to discuss the current strategy. Following discussion and input from interest group representatives, the Board left the current strategy unchanged.The LWCB convened a Regulation Conference Call to discuss the current strategy. Following discussion and input from interest group representatives, the Board left the current strategy unchanged.
2013.08.20↓ 415Lake of the Woods outflow reduction from 450m³/s to 415 m³/s.
2013.08.16Lake of the Woods outflow recduction from 500 to 450 m³/s.
2013.08.02↓ 500Lake of the Woods outflow reduction by 50 m³/s to 500 m³/s.
2013.07.25↓ 550Lake of the Woods outflow decrease from 625 m³/s to 550 m³/s.
2013.07.24↑ 475Lac Seul outflow increase by 25 m³/s to 475 m³/s.
2013.07.22↓ 625Lake of the Woods outflow decrease from 675 to 625 m³/s
2013.07.19↓ 675Lake of the Woods outflow decrease by 100 m³/s to 675 m³/s.
2013.07.16LW outflow to be decreased to 775m³/s on Tuesday, July 16th.
2013.07.15LS MAXLac Seul level peaked at 356.45 m / 1169.4 ft.
2013.07.11↓ 845Lake of the Woods authorized outflow to be decreased to 845 m³/s
2013.07.08↓ 920Lake of the Woods outflow scheduled to be reduced to 920 m³/s
2013.06.28↑ 450Lac Seul outflow will be increased to 450 m³/s on June 28th.
2013.06.15LW MAXLW level peaked at 323.21 m/ 1060.4 ft.
2013.06.13STRATEGY New LW Strategy adopted at Regulation Meeting, KenoraNew LS Strategy adopted at Regulation Meeting, Kenora
2013.06.12↑ 390LS - outflow will be increased from 330 m³/s to 390 m³/s on Wednesday June 12th.
2013.06.03↑ 1000LW - outflow will be increased from 900 to 1000 m³/s on Wednesday, June 5th.↑ 330LS - outflow will be increased from 250 to 330 m³/s on Tuesday, June 4th.
2013.06.02900LW outflow to 900 m³/s
2013.05.30750LW outflow to 750 m³/s↑ 250LS - outflow increased from 160 to 250 m³/s
2013.05.28600LW outflow to 600 m³/s
2013.05.27NEWS RLS New Release to advise of significant outflow increases from Lake of the Woods
2013.05.27LW outflow to 550 m³/s
2013.05.24↑ 500LW outflow increase to 500 m³/s
2013.05.21NEWS RLS ↑ 420New Release to advise of significant outflow increases from Lake of the Woods
2013.05.21420LW outflow to 420 m³/s
2013.05.16↑ 350LW - outflow will be increased from 300 to 350 m³/s on Friday, May 17.
2013.05.04300LW outflow to 300 m³/s
2013.05.01250LW outflow to 250 m³/s
2013.04.11↓ 200LW outflow decrease to 200 m³/s
2013.04.08↓ 160LS outflow reduction to 160 m³/s
2013.04.02LW outflow reductions scheduled: April 2: 400 m³/s, April 4: 320 m³/s, April 8: 240 m³/sLac Seul outflow reductions schduled: April 2: 275 m³/s. April 4th: 200 m³/s
2013.03.28↓ 450LW outflow reduction to 450 m³/s.↓ 350Lac Seul outflow reduction to 350 m³/s.
2013.03.20LW outflow increase to 500 m³/s
2013.03.18LW outflow increase to 465 m³/s
2013.03.12STRATEGYNew strategy adopted at Regulation Meeting in Kenora.New strategy adopted at Regulation Meeting in Kenora.
2013.02.07420LW Outflow to 420 m³/s
2013.01.28↑ 400LW outflow increase to 400 m³/s
2013.01.21↑ 350LW outflow increase to 350 m³/s
2013.01.04↑ 300LW outflow increase to 300 m³/s scheduled for January 7.↑ 370LS outflow increase to 370 m³/s scheduled for January 7.
2012.12.20↑ 275LW outflow increase to 275 m³/s.
2012.11.28↑ 250LW outflow increase to 250 m³/s on Nov 29.
2012.10.26↑ 350LS outflow increase to 350 m³/s
2012.10.25STRATEGYNew strategy acopdted at Regulation Meeting in KenoraNew strategy adopted at Regulation Meeting in Kenora
2012.10.20↑ 200LW Outflow increased to 200 m³/s
2012.10.16↑ 300LS outflow increase to 300 m³/s os on October 17th.
2012.09.20230LS outflow to 230 m³/s on Sep 25.
2012.09.13↓ 150LW outflow reduction to 150 m³/s scheduled for Monday Sep 17th.↓ 300LS outflow reduction to 300 m³/s scheduled for Friday Sep 14th.
2012.09.06↓ 200LW outflow decrease to 200 m³/s scheduled for Sep 7.↓ 350LS outflow decrease to 350 m³/s scheduled for Sep 6.
2012.08.31↓ 390LS outflow to be reduced to 390 m³/s.
2012.08.23↓ 250LW - outflow will be reduced from 270 to 250 m³/s on Friday, August 24th.↓ 400LS - outflow will be reduced from 450 to 400 m³/s on Friday, August 24th.
2012.08.10LW outflow decrease to 270 m³/s.
2012.08.01↑ 475LSouflow increase to 475 m³/s
2012.08.01↓ 475Lake St. Joseph - Ontario Power Generation has advised the LWCB of its plan to reduce flow from the Root River diversion by 25 m³/s on Wednesday, August 1.
2012.07.23LW - outflow will be reduce from 370 to 300 m³/s on Wednesday, July 25th.
2012.07.20↓ 370LW - outflow will be reduced from 400 to 370 m³/s on Saturday, July 21st.
2012.07.09↓ 400LW - outflow will be reduced from 475 to 400 m³/s on Wednesday, July 11th.Pakwash/Manitou - OPG has been directed to maintain the Manitou Falls forebay no higher than 345.6 m.
2012.07.06↓ 475LW - outflow will be reduced from 540 to 475 m³/s on Monday, July 9th.
2012.07.05Pakwash Lake - Ontario Power Generation has been directed by the LWCB to hold the Manitou Falls forebay to no higher than 345.4 m to help manage the level of Pakwash Lake under the current high flows. (increased from previous directive of 345.25 m)
2012.07.05Lake St. Joseph - Ontario Power Generation has advised the LWCB that the plan to fully reopen the Root River diversion from Lake St. Joseph to Lac Seul on Monday, July 9th. The new diversion flow is estimated at 150 m³/s.
2012.06.28↑ 550LW outflow to increase to 550 m³/s.
2012.06.21↑ 500LW outflow increase to 500 m³/s on June 21.
2012.06.14STRATEGY LW strategy updated at Regulation Meeting450LS strategy updated at Regulation Meeting
2012.06.14↑ 450Lac Seul outflow to be increased to 370 m³/s on June 15. A futher increase to 450 m³/s is scheduled for June 18.
2012.06.13↑ 450LW outflow increased to 420 m³/s on June 13th. A further increase, to 450 m³/s, is scheduled for June 14th.↑ 300Lac Seul outflow is scheduled to be increased to 300 m³/s on June 14th.
2012.06.12↑ 375LW outflow increase to 375 m³/s
2012.06.01↑ 325LW - outflow will be increased from 275 to 325 m³/s on Sunday, June 1st.
2012.05.17↓ 275LW outflow to be reduced to 275 m³/s on May 18th.
2012.05.16OPG has notified the Board that flow out of the Root River diversion dam will be reduced by approximately 30 m³/s on May 17th due to low Lake St. Joseph levels.
2012.05.03Lac Seul outflow to be increased in two 20 m³/s steps to 175 m³/s by Saturday, May 5th.
2012.04.24↑ 300LW outflow to be increased to 300 m³/s on April 25.
2012.04.16LW MINLW winter minimum level was 322.33 m / 1057.5 ft on March 16th.
2012.04.16LS MINLS winter minimum level was 354.46 m / 1162.9 ft on March 17th.
2012.04.12↓ 135LS outflow to decrease to 135 m³/s on April 12.
2012.04.04↓ 165LS - Outflow will be reduced from 190 m³/s to 165 m³/s on Thursday, April 5th.
2012.03.22↓ 190Outflow decrease to 190 m³/s scheduled for Mar 23.
2012.03.15↓ 210Lac Seul outflow will be reduced from 240 to 210 m³/s on Friday, March 16.
2012.03.06MEETING A new strategy was adopted at the Regulation Meeting in Kenora.A new strategy was adopted at the Regulation Meeting in Kenora.
2012.03.01LW outflow to be reduced to 225 m³/s on March 5.LS outflow to be reduced to 240 m³/s on March 5.
2012.02.24LW outflow to be reduced to 250 m³/s on Feb 25th.LS outflow to be reduced to 270 m³/s on February 27th.
2012.02.14↓ 270LW outflow to decrease to 270 m³/s on Feb 15.↓ 300LS outflow to decrease to 300 m³/s on Feb 15.
2012.01.12REVIEW 300The October strategy was amended on a conference call with Representatives.The October strategy was amended on a conference call with Representatives.
2012.01.12↑ 300LW outflow to be increased to 300 m³/s on Friday, January 13.
2012.01.09↓ 330LS outflow to be decreased to 330 m³/s on January 10.
2012.01.07↑ 390LS outflow increase to 390 m³/s
2011.11.25↑ 250Outflow to be increased to 250 m³/s on Saturday Nov 25th.↑ 300Outflow to be increased to 300 m³/s on Monday, Nov 28th.
2011.11.10LW - Outflow will be increased from 150 to 200 m³/s on Friday, November 11.LS - Outflow will be increased from 200 to 250 m³/s on Friday, November 11.
2011.10.28MEETING A new strategy was adopted at the Regulation Meeting in Kenora.A new strategy was adopted at the Regulation Meeting in Kenora.
2011.09.06↓ 150Outflow reduction to 150 m³/s scheduled for Sep 7.
2011.09.01↑ 200LW outflow increase to 200 m³/s.
2011.08.31200LS outflow ncrease to 200 m³/s on Sep 1.
2011.08.29LW outflow descrease to 150 m3/ s on August 30.
2011.08.26150Lac Seul outflow to be increasd to 150 m³/s on Monday, August 29th.
2011.08.08↓ 200LW - outflow willbe reduced from 250 to 200 m³/s on Wednesday, August 10th.
2011.07.28↓ 250LW - outflow will be reduced from 300 to 250 m³/s on Friday, July 29th.
2011.07.25↓ 300LW - outflow to be reduced from 350 to 300 m³/s on Tuesday, July 26th.
2011.07.18↓ 350LW outflow scheduled reduction to 350 m³/s on July 19th.
2011.07.14↓ 100LS outflow reduction to 100 m³/s scheduled for July 15th.
2011.07.12LW outflow is scheduled to be reduced to 420 m³/s on Friday, June 15th.LS outflow is scheduled to be reduced to 175 m³/s on July 13th.
2011.07.08525Lac Seul outflow was reduced to 250 m?/ s.
2011.07.08↓ 525Lake of the Woods outflow is scheduled to be reduced to 525 m³/s on July 11th.
2011.07.04↓ 625Lake of the Woods outflow is scheduled to be reduced to 625 m³/s on July 6th.
2011.06.16↓ 700LW outflow will be decreased to 700 m³/s on Monday, June 20th.
2011.06.16MEETING 700A new strategy was adopted at the Regulation Meeting in Kenora.A new strategy was adopted at the Regulation Meeting in Kenora.
2011.06.13↓ 800LW outflow scheduled to decrease to 800 m³/s on June 15.
2011.05.05LW - outflow will be increased from 840 to 900 m³/s on Friday, May 6. (Last authorized outflow was 800 m³/s but outflow has increased with rising lake level.)LS - outflow will be decreased from 365 to 300 m³/s on Friday, May 6. (Last authorized outflow was 350 m³/s but outflow has increased with rising lake level.)
2011.04.21↑ 800Lake of the Woods outflow will be increased to 800 m³/s on Monday, April 24th.
2011.04.20↑ 750LW outflow will be increased to 750 m³/s on Thursday, April 21st.
2011.04.18↑ 700LW outflow will be increased to 700 m³/s today.
2011.04.13↑ 650LW outflow to increase to 650 m³/s on April 14th.
2011.04.12↑ 600LW outflow increase to 600 m³/s.
2011.04.07500Lake of the Woods authorized outflow was modified to 500 m³/s.350
2011.04.07500↓ 350Lac Seul outflow is scheduled to be decreased to 350 m³/s on Monday, April 11.
2011.04.01LW MINLake of the Woods minimum level for the end-of-winter was 322.409m (1057.77 ft) on April 1, 2011.
2011.03.30↓ 390Authorized outflow was reduced to 390 m³/s.
2011.03.18↓ 425Lac Seul outflow will be reduced to 425 m³/s during the week of March 21st.
2011.03.08MEETING LW - new strategy adopted. Outflow unchanged but has declined to about 525 m³/s with declining lake level since last authorized flow change.LS - new strategy adopted. Outflow unchanged at 500 m³/s.
2011.03.04↑ 500Lac Seul outflow was increased to 500 m³/s
2011.03.01LS outlfow to be restored to authorized outflow of 450 m³/s following decline in lake level since last outflow directive.
2011.01.21↑ 450LS outflow to increase to 450 m³/s on January 24, 2011.
2011.01.06↑ 550LW outflow will be increased to 550 m³/s between January 6th and 8th.
2010.12.16LS outflow will be increased from 350 to 370 m³/s on Friday, December 17th.
2010.12.03↓ 330LS outflow is scheduled to be temporarily increased from 350 m³/s to 370 m³/s on Friday, December 3rd in advance of a planned maintenace outage at Ear Falls during the week of December 6th. During the mainteance, outflow will be decreased to 330 m³/s.
2010.11.30↑ 350LS outflow will increase from 325 to 350 m³/s on Nov 30, 2010.
2010.11.29↓ 500LW outflow will be reduced from 550 to 500 m³/s on November 30th.
2010.10.28MEETING LW - new strategy adopted, outflow unchanged at 550 m³/sLS - new strategy adopted, outflow unchanged at 325 m³/s
2010.10.20↓ 550Lake of the Woods outflow was decreased to 550 m³/s.
2010.10.12↑ 650Lake of the Woods authorized outflow will be increased to 650 m³/s on Wednesday, October 13th.325
2010.10.12650↓ 325Lac Seul outflow will be decreased to 325 m³/s on Wednesday, October 13th.
2010.10.07↓ 350LS - outflow will be reduced on Friday, October 8th from 400 to 350 m³/s.
2010.10.01↑ 600LW outflow will be increased to 600 m³/s on Monday, October 4th. Outflows will be significantly smaller during Tuesday, October 5th for planned maintenance outages of the Norman and Kenora powerhouses.
2010.09.29↑ 500LW outflow will be increased by 50 m³/s on Thursday, September 30th to 500 m³/s.
2010.09.27↑ 480LW outflow will be increased by 50 m³/s on Tuesday, September 28th to 450 m³/s. A further adjustment to 480 m³/s is planned for Friday, October 1st.
2010.09.17↑ 420Lake of the Woods authorized outflow was increased to 420 m³/s.
2010.09.02390Lake of the Woods authorized outlflow was modified to 390 m³/s from the originally scheduled 370 m³/s.
2010.08.30↓ 370LW - outflow will be reduced from 500 to 425 m³/s on Monday, August 30th and further to 370 m³/s on Thursday, September 2nd.
2010.08.24↓ 500Lake of the Woods outflow will be decreased to 500 m³/s on Wednesday, August 25th.
2010.08.20↓ 600Lake of the Woods outflow is scheduled to be decreased to 600 m³/s on Monday, August, 23rd.
2010.08.17700↑ 400Lac Seul outflow is scheduled to be increased to 400 m³/s on Wednesday, August 18th.
2010.08.17↓ 700Lake of the Woods outflows is scheduled to be reduced to 700 m³/s on Thursday, August, 19th.400
2010.08.16↓ 750Lake of the Woods outflow was decreased to 750 m³/s today.
2010.08.04↑ 350Lac Seul outflow is scheduled to be increased to 350 m³/s on Thursday, August 5th.
2010.08.02↑ 800Lake of the Woods outflow is scheduled to be increased to 800 m³/s on Tuesday, August 3.
2010.07.30↑ 300Lac Seul outflow was increased to 300 m³/s
2010.07.29↑ 710Lake of the Woods outflow was increased to 710 m³/s
2010.07.28↑ 250Lac Seul outflow was increased to 250 m³/s.
2010.07.27↑ 650Lake of the Woods outflow was increased to 650 m³/s.
2010.07.21↑ 600Lake of the Woods outflow is scheduled to be increased to 600 m³/s on Thursday, July 22nd.
2010.07.19↑ 525Lake of the Woods outflow is scheduled to be increased to 525 m³/s on Tuesday, July 20.
2010.07.15LW - an additional 30 m³/s will be discharged from the Kenora powerhouse from late July 15 to early July 18. This will result in a temporary total Lake of the Woods outflow of about 480 m³/s.
2010.07.14↑ 450LW - outflow will be increased from 370 to 450 m³/s on Thursday, July 15.
2010.07.13↑ 215LS - There will be an 8 our maintenance outage at the Ear Falls and Lac Seul generating stations on Sunday, July 18 when Lac Seul outflows will be only 75 m³/s. The English River below Ear Falls will experience some level fluctuation. To maintain the weekly authorized discharge, outflows will be increased slightly to 215 m³/s for Wednesday, July 14 through Saturday, July 17.
2010.07.05↑ 360LW - outflow will be increased from 250 to 310 m³/s on Tuesday, July 6th. Outflow will be tentatively be further increased to 360 m³/s on Thursday, July 8th.
2010.06.28↑ 200LS - outflow will be increased from 150 to 200 m³/s on Tuesday, June 29th.
2010.06.21↑ 250Lake of the Woods outflow scheduled to be increased by 50 m³/s to 250 m³/s on Tuesday, June 22nd.
2010.06.18MEETING LW - new strategy adopted. Outflow unchanged at 200 m³/s, but outflow increase to 250 m³/s likely for week of June 21, subject to confirmation.LS - new strategy adopted; outflow unchanged at 150 m³/s.
2010.06.11↑ 200Lake of the Woods outflow increased by 50 m³/s to 200 m³/s.
2010.06.03On Friday, June 4, Lac Seul outflow will be increased to 150 m³/s.
2010.05.14.↑ 130On Friday, May 14th Lac Seul outflow was increased by 30 m³/s to 130 m³/s.
2010.04.26Lake of the Woods outflow was reduced to 150m³/s on Saturday, April 24th.
2010.04.22↓ 150Lake of the Woods outflow was descreased to 200 m³/s on Thursday, April 22nd. A futher reduction to 150 m³/s is scheduled for Saturday, April 24th.
2010.04.16↓ 250LW - outflow will be reduced from 300 to 250 m³/s on Monday, April 19th.↓ 100LS - outflow will be reduced from 200 to 100 m³/s on Sunday, April 18th.
2010.04.14↓ 300LW - outflow will be reduced from 350 to 300 m³/s on Friday, April 16th.
2010.04.12↓ 300LS - outflow was reduced from 385 to about 100 m³/s late Sunday, April 11th due to an unscheduled generating station shutdown. Outflow will be adjusted to 200 m³/s late Monday, April 12th, supreceding the planned outflow reduction to 300 m³/s.
2010.04.09↓ 350LW - outflow will be reduced from 400 to 350 m³/s on Monday, April 12th.↓ 300LS - outflow will be reduced from 390 to 300 m³/s on Tuesday, April 13th.
2010.04.08LW - authorized discharge at current lake & river levels, with all Norman Dam sluices closed, is 400 m³/s.
2010.03.29↓ 420LW - outflow will be reduced from 550 to 420 m³/s in 2 steps scheduled for Wednesday, March 31st and Tuesday, April 6th.
2010.03.25MEETING LW - new strategy adopted; outflow unchanged at 550 m³/s but outflow reductions to begin the week of March 29th, subject to confirmation.LS - new strategy adopted; outflow unchanged at 395 m³/s (outflow will continue to decline as the lake level drops)
2010.02.26LW - outflow will be reduced by about 40 m³/s from the afternoon of Tuesday March 2 to the afternoon of Wednesday March 3 to allow for a diving inspection at the Kenora powerhouse.
2010.02.25LS - maintenance work the week of March 1-5 will result in variations in the daily outflow.
2010.02.18↓ 15LW - outflow will be increased from 485 to 550 m³/s by next week. Note that maintenance will continue until March 4, reducing weekday outflows by up to 15 m³/s.
2010.02.0115LW - Update - Outflow is being allowed to decline from the authorized flow of 500 m³/s as lake level drops. In addition, scheduled maintenance from Jan 25 to March 4 will result in daily flows lower by by up to 15 m³/s and weekly average flows lower by about 6 m³/s. On January 31, outflow was 490 m³/s.419LS - Update - Outflow is being allowed to decline from the authorized flow of 450 m³/s as the lake level drops. By January 31, outflow had declined to 419 m³/s.
2009.12.10Pakwash/Manitou - The restriction of Oct 13, 2009 requiring OPG to manage the Manitou Falls forebay to maintain Ear Falls tailwater level between 346.2 and 346.4 m is removed..
2009.12.03↑ 500LW - Maintenance/upgrade activity at the Norman powerhouse is to be completed on Friday, December 03, along with an increase in authorized outflow from 410 to 500 m³/s.
2009.11.25↑ 450LS - Authorized outflow increased from 370 to 450 m³/s. Outflow will be somewhat less on November 27 and December 1 due to scheduled maintenance at the Ear Falls generating station.
2009.11.19LW - While the nominal authorized outflow continues to be 410 m³/s, the outflow has been varying, and will continue to vary, as approved by the Board, due to on-going work at the Norman powerhouse.LS - While the nominal authorized outflow continues to be 370 m³/s, the daily outflow has been less at times, and will continue to vary, as approved by the Board, due to on-going work at the Ear Falls and Lac Seul generating stations.
2009.10.23MEETING LW - new strategy adopted; outflow unchanged at 410 m³/sLS - new strategy adopted; outflow unchanged at 370 m³/s
2009.10.14↓ 370LS - Outflow will be reduced from 440 to 370 m³/s on Thursday, October 15th.
2009.10.13Pakwash/Manitou - OPG was directed on October 9th to manage the Manitou Falls forebay so that the Ear Falls tailwater level stabilizes between 346.2 and 346.4 m.
2009.10.08↓ 410LW - outflow will be reduced from 460 to 410 m³/s on Monday, October 12th.
2009.10.01LS - outflow will be reduced from 500 to 450 m³/s on Friday, October 2nd.
2009.10.01Pakwash/Manitou - OPG has been directed to operate the Manitou Falls forebay to no higher than 345.25 m. This replaces the August 4th, 2009 directive to operate the forebay between 344.8 and 345.0 m to reduce the impacts of higher flows on Pakwash Lake levels.
2009.09.25↑ 450LW - outflow, and Winnipeg River levels near Kenora, will fluctuate on Monday, September 28th due to maintenance work at the Norman powerhouse. The authorized total outflow will be increased from 420 to 450 m³/s, effective at the end of the maintenance on September 28.LSJ - the partial opening of the Lake St Joseph diversion into Lac Seul was completed on September 24th.
2009.09.22LS - outflow will be reduced from 550 to 500 m³/s on Wednesday, Sep 23rd.
2009.08.25LS - The outflow change tentatively scheduled for Tuesday August 25th has been deferred. Outflow remains at 550 m³/s.
2009.08.20↑ 550LS - the outflow increase to 550 m³/s scheduled for Friday, August 21st was completed by Ontario Power Generation on the afternoon of Thursday, August 20th.
2009.08.18↑ 600LS - outflow will be increased to 550 m³/s on Friday, August 21st and tentatively to 600 m³/s on Tuesday, August 25th.
2009.08.11LW - generator repairs at Norman powerhouse completed and outflow restored to authorized 420 m³/s.
2009.08.05↑ 500LS - outflow will be increased from 450 to 500 m³/s on Thursday, August 6.
2009.08.04Pakwash/Manitou - OPG has been directed to operate the Manitou Falls forebay between 344.8 and 345.0 m to reduce the impacts of higher flows on Pakwash Lake levels.
2009.08.01LW - outflow temporarily reduced to about 370 m³/s due to a hydro generator outage.
2009.07.23↓ 450LS - Lac Seul outflow will be reduced to 350 m³/s for about 8 hours on Sunday, July 26 due to powerline maintenance work. During the maintenance period, powerhouse flows will be near zero but will partially be made up by additional flow through the dam sluices. The authorized outflow will be re-set to 450 m³/s at the conclusion of this work.
2009.07.22LW - The Norman Dam will be fully closed on Thursday, July 23rd, reducing Lake of the Woods outflow from 500 to about 420 m³/s.
2009.07.20↓ 500LW - outflow will be reduced from 600 m³/s to 500 m³/s on Tuesday, July 21st. A further outflow reduction is likely on Thursday, July 23rd.↑ 375LS - approved outflow set to 475 m³/s. Over the past week outflow had been below the authorized outflow of 375 m/s for several days to facilitate powerplant maintenance and then was increased to about 475 m³/s for two days to average 375 m³/s for the week, with the intent of returning to 375 m³/s today. Due to increasing inflows, this was deferred. The upper limit of 346.4 m for Pakwash Lake was continued.
2009.07.15↓ 600LW - outflow will be reduced from 700 m³/s to 600 m³/s on Thursday, July 16th. A further outflow reduction is likely early next week.
2009.07.13↓ 700LW - outflow will be reduced from 850 m³/s to 700 m³/s on Tuesday, July 14th. A further outflow reduction may follow on Thursday, July 16th.
2009.07.08↓ 850LW - outflow will be reduced from 1000 m³/s to 850 m³/s on Thursday, July 9th. A further outflow reduction is planned for early next week.
2009.07.06↓ 1000LW - outflow will be reduced from 1150 m³/s to 1000 m³/s on Tuesday, July 7th. A further outflow reduction is planned for Thursday, July 9th.↓ 375LS - outflow was reduced to 100 m³/s at about 6 am today, will be partially increased early Tuesday morning, July 7th, and will be set to 375 m³/s on Tuesday afternoon once the inspection work is complete.
2009.07.03↓ 100LS - outflow will be reduced to 100 m³/s for Monday, July 6 and part of Tuesday, July 7 to facilitate inspection work by divers at Ear Falls and Manitou Falls. While river levels will fluctuate as a result, OPG will take steps to minimize fluctuations and to keep the low outflow period as short as possible.
2009.06.30↓ 1150LW - outflow to be reduced from about 1270 m³/s (full open) to 1150 m³/s on Thursday, July 2nd.
2009.06.24MEETING LW - new strategy adopted; outflow unchanged at 1280 m³/s (dams fully open)LS - new strategy adopted; outflow unchanged at 420 m³/s
2009.06.23LSJ - diversion outflow into Lac Seul reduced from 160 to about 12 m³/s.
2009.06.12LW MAXLW - seasonal maximum level reached at 323.30 m (1060.7 ft)
2009.06.08↓ 200LSJ - OPG has notified the LWCB that they plan to reduce LSJ diversion flow into Lac Seul and increase LSJ outflow to the Albany R according to the following schedule: June 15 - increase Albany R outflow from 2 to 60 m³/s; June 16 - increase Albany R outflow to 100 m³/s; June 23 - reduce LSJ diversion flow from 130 to 10 m³/s & increase Albany R outflow from 100 to 200 m³/s.
2009.05.28↑ 400LS - outflow will be increased from 320 to 400 m³/s on Friday, May 29th.
2009.05.25LW - the outlets at Lake of the Woods are fully open as of May 20th; however outflow from the lake will continue to increase slowly as the lake level rises.
2009.05.15↑ 1250LW outflow to be increased from 1150 to 1250 m³/s on Tuesday, May 19th.
2009.05.13↑ 1150LW outflow to be increased from 1040 to 1150 m³/s on Thursday, May 14th.Manitou/Pakwash - OPG is to manage the Manitou Falls GS forebay so that the Ear Falls tailwater level and Pakwash Lake level are held no higher than 346.4 m.
2009.04.30↓ 320LS - outflow will be reduced from 360 to 320 m³/s on Monday, May 4.
2009.04.27↑ 1000LW - outflow will be increased from 900 to 1000 m³/s on Tuesday, April 28th. (The resulting outflow was about 1030 m³/s.)
2009.04.22↑ 890LW - outflow will be increased from 770 to 890 m³/s on Thursday, April 23rd.
2009.04.21LS MINLS - minimum end of winter level of 354.81 m (1164.1 ft)
2009.04.20↑ 770LW- outflow increased from 670 to 770 m³/s.
2009.04.16LSJ MINLSJ - minimum end of winter level of 372.19 m (1221.1 ft)
2009.04.15↓ 355LS - outflow will be reduced from 440 to 355 m³/s by Friday, April 17. (Completed on Thursday, April 16th.)
2009.03.22LW MINLW - minimum end of winter level of 322.45 m (1057.9 ft)
2009.03.10MEETING LW - new strategy adopted; outflow unchanged and continuing to decline as lake level declines.LS - new strategy adopted; outflow unchanged and continuing to decline as lake level declines.
2009.02.23↑ 660LW - outflow to be increased from 625 to 660 m³/s (plant capacity) on Tuesday, Feb 24th.LS - the new Lac Seul generating station is expected to run continuously at about 130 m³/s, for a total Lac Seul outflow of about 480 m³/s, declining slowly as the lake level declines.
2009.02.19LS - outflow will vary up to an approved outflow of 500 m³/s as flow through the new Lac Seul generating station is brought up to full plant capacity.
2009.01.29↑ 625LW - outflow to be increased from 575 to 625 m³/s effective Monday, February 3rd. (Notes: 1. Due to ice conditions, it may take a few days to fully implement the flow change. 2. Outflow had fallen off the authorized 600 m³/s due to declining lake level.)
2009.01.28LS - outflow to be increased from 420 to 470 m³/s effective Friday, January 30th.
2009.01.16LS - outflow will be temporarily reduced to about 330 m³/s from January 19-21 for OPG maintenance work on the new Lac Seul generating station.
2009.01.09LS - outflow to be increased from 400 to 430 m³/s effective Monday, January 9th. (Note: due to ice conditions, it may take a few days to fully implement the flow change.)
2008.12.19↑ 400LS - outflow will be increased from 360 to 400 m³/s effective Friday, December 19.
2008.12.02LW- outflow wll be reduced from 650 to 600 m³/s on Thursday, December 4.
2008.11.27LW- outflow reduced from 700 to 650 m³/s on Thursday, November 27.
2008.11.19↑ 700LW- outflow will be increased from 625 to 700 m³/s on Thursday, Nov 20.
2008.11.14↑ 625LW - outflow will be increased to 625 m³/s on Monday, November 17th.Manitou/Pakwash - The previous instruction to OPG (Aug 22, 2008) to manage the Manitou Falls GS forebay so that the Ear Falls tailwater level and Pakwash Lake level are held no higher than 346.4 m has been relaxed to 346.5 m..
2008.11.10↑ 525LW - outflow to be increased from 425 to 525 m³/s on Wednesday, November 12th.
2008.11.07↑ 360LS - outflow increased from 340 to 360 m³/s.
2008.11.05↑ 430LW - outflow increased from 385 to 430 m³/s.
2008.10.30↑ 385LW - outflow increased from 350 to 385 m³/s.↑ 340LS - authorized outflow increased from 320 to 340 m³/s effective Saturday, November 1.
2008.10.22MEETING LW - new strategy adopted; outflow unchanged at 350 m³/s.LS - new strategy adopted; outflow unchanged at 315 m³/s.
2008.10.20↑ 350LW - outflow increased from 300 to 350 m³/s↑ 260LS - outflow increased from 260 to 315 m³/s (Outflow had increased from the authorized 250 m³/s to 260 m³/s due to increased lake level.)
2008.10.17↑ 350LW - An outflow increase from 300 to 350 m³/s has been tentatively scheduled for Monday, October 20.LS - An outflow increase from 250 to 300-325 m³/s has been tentatively scheduled for Monday, October 20.
2008.10.16LW - Outflow increased from 250 to 300 m³/s on Thursday, October 16.
2008.10.14LW - actual outflow was between 207 and 216 m³/s from late evening of Oct 10 through the morning of Oct 14 due to mechanical difficulties at ACH's generating facilities at Kenora. Outflow is to be increased back to the authorized outflow today.↓ 250LS - outflow reduced to be reduced to 250 m³/s today.
2008.10.07250LW- outflow is being returned to 250 m³/s today.
2008.10.03↓ 150LW - outflow will be temporarily reduced from 250 to 150 m³/s from Saturday, October 4th to Wednesday, October 8th, with a 24-hour period on October 6th-7th when outflow will be approximately 25 m³/s.
2008.09.18↓ 300LS - outflow will be reduced from 350 to 300 m³/s on Friday, September 19.
2008.09.12↓ 250LW - outflow reduced from 300 to 250 m³/s.↓ 350LS - outflow will be reduced from 400 to 350 m³/s, tentatively on Monday, September 15.
2008.09.08LSJ - The Root River diversion to Lac Seul was partially re-opened (to about 80 m³/s) on September 8th and is scheduled to be fully opened on September 11th.
2008.09.02↓ 300LW - outflow to be reduced from 400 to 300 m³/s on Wednesday, September 3rd.↓ 400LS - outflow to be reduced from 500 to 400 m³/s on Thursday, September 4th.
2008.08.26↓ 400LW - outflow will be reduced from 500 to 400 m³/s on Friday, August 29th.
2008.08.22↓ 500LW - outflow will be reduced from 650 to 500 m³/s on Tuesday, August 26.Manitou/Pakwash - When Pakwash Lake declines to 346.6 m, OPG has been instructed to manage the Manitou Falls GS forebay so that the Ear Falls tailwater level and Pakwash Lake level continue to decline to, and then are held no higher than 346.4 m.
2008.08.19↓ 650LW - outflow will be reduced from 750 to 650 m³/s on Thursday, August 21st.↓ 500LS - outflow will be reduced from 600 to 500 m³/s on Wednesday, August 20th.
2008.08.13↓ 750LW - outflow will be reduced from 850 to 750 m³/s on Thursday, August 14th.↓ 600LS - outflow will be reduced from 700 to 600 m³/s on Friday, August 15th.
2008.08.08↓ 700LS - outflow will be reduced from 780 to 700 m³/s on Monday, August 11th.
2008.08.06↓ 850LW - outflow will be reduced from 950 to 850 m³/s on Thursday, August 7th.
2008.08.02PAKWASH MAXPakwash Lake reached its summer high water peak level of 347.698 m (1140.7 ft)
2008.07.30↓ 950LW - outflow will be reduced from 1065 to 950 m³/s effective today, Wednesday, July 30.↓ 780LS - outflow will be reduced from 830 to 780 m³/s on Thursday, July 31.
2008.07.24LW MAXLW reached its peak summer level of 232.331 m (1060.8 ft)
2008.07.21LS MAX850LS reached its summer peak level at 357.002 m (1171.3 ft); Hudson (Lost Lake) peaked at 357.338 m (1172.4 ft).
2008.07.21NEWS RLS ↑ 850LS - outflow will be increased from 780 to 850 m³/s on Tuesday, July 22nd.
2008.07.15↑ 770LS - outflow will be increased from 700 to 770 m³/s on Wednesday, July 16th.
2008.07.08↑ 680LS - outflow will be increased from 600 to 680 m³/s on Wednesday, July 9th.
2008.07.02↑ 600LS - outflow will be increased from 545 to 600 m³/s on Thursday, July 3rd.
2008.06.19LSJ - The second stage of the closure of the diversion into Lac Seul is scheduled for Tuesday June 24.
2008.06.18LSJ - The partial closure of the diversion dam scheduled for today is deferred to June 19 due to the helicopter becoming unavailable.
2008.06.13NEWS RLS ↑ 1025
2008.06.10LS - outflow will be increased from 400 to 500 m³/s on Wednesday June 11.
2008.06.09Manitou/Pakwash - the Manitou Falls GS forebay will be lowered further to a maximum level of 345.5 m to limit the level of Pakwash Lake.
2008.06.05LS - outflow increase to 400 m³/s scheduled for Thursday, June 5th has been deferred to Friday, June 6th.
2008.06.04↑ 900LW - outflow to be increased from 800 to 900 m³/s on Thusday, June 5th.↑ 400LS - outflow to be increased from 300 to 400 m³/s oin Thursday, June 5th.
2008.06.03Pakwash Lake - The upper limit on Manitou Falls forebay level will be restricted to 346.0 m to limit the rise of levels on Pakwash.
2008.05.29MEETING LW - new strategy adopted; outflow unchanged at 800 m³/s.↑ 300LS - new strategy adopted; ouflow increased from 230 to 300 m³/s effective Friday, May 30.
2008.05.26↑ 800LW - outflow will be increased from 700 to 800 m³/s on Tuesday, May 27.
2008.05.21700LSJ - Diversion fully reopened (1 sluice had been closed on Nov 29)
2008.05.21↑ 700LW - outflow will be increased from 600 to 700 m³/s on Friday, May 23.
2008.05.15↑ 600LW - outflow will be increased from 475 to 600 m³/s on Tuesday May 20. Additional outflow increases by Friday May 23 are likely.
2008.05.13↑ 550LW - outflow will be increased from 400 to 475 m³/s on Wednesday, May 14th and, subject to confirmation, will be increased further to 550 m³/s on Tuesday, May 20.
2008.05.06↑ 400LW - outflow will be increased from 350 to 400 m³/s on Tuesday, May 6th.
2008.04.29↑ 350LW - outflow was increased from 250 to 300 m³/s on Monday, April 28th and will be increased further to 350 m³/s on Tuesday, April 29th.
2008.04.24↑ 230LS - outflow will be increased from 190 to 230 m³/s on Friday, April 25th.
2008.04.15LS MINLS - minimum end of winter level of 355.069 m (1164.9 ft).
2008.04.15LW MINLW - minimum end of winter level of 322.374 m (1057.7 ft)
2008.04.14↓ 250LW - outflow will be reduced from 350 to 300 m³/s on Tuesday, April 15th and further to 250 m³/s on Wednesday, April 16th.190LS- outflow change to 190 m³/s completed afternoon of April 14
2008.04.09↓ 350LW - outflow reduced from 420 to 350 m³/s.↓ 190LS - outflow to be reduced from 260 to 190 m³/s on Tuesday, Apr 15.
2008.04.07Pakwash Lake - the operating restrictions on the Manitou Falls forebay to reduce the impacts of high flows on Pakwash Lake are removed, as flows are now in the normal range.
2008.04.04↓ 260LS - outflow will be reduced from 300 to 260 m³/s on Monday, April 7th.
2008.04.03↓ 300LS - outflow will be reduced from 350 to 300 m³/s on Thursday, April 3rd.
2008.03.26↓ 400LS - De-icing of the sluices completed; outflow reduced to 350 m³/s in accordance with strategy, rather than limiting the change to 400 m³/s that had been planned for last week.
2008.03.25LS - The outflow reduction scheduled for March 20 has not yet been completed, due to a large accumulation of ice in the log sluices. OPG expects to complete the flow change over the next few days.
2008.03.14MEETING ↓ 420LW - outflow will be reduced from 500 to 420 m³/s on Thursday, March 20th.LS - outflow will be reduced from 460 to 400 m³/s on Thursday, March 20th.
2008.02.27LS - Ontario Power Generation plans to cut Lac Seul outflow in half for a period of time on Friday, February 29th to accommodate construction work. This will cause fluctuations in river levels downstream of Ear Falls and may cause unstable ice conditions. Extreme caution is advised if venturing near, or on, the ice.
2008.02.26LS - outflow to be reduced from 510 to 460 m³/s on Thur, Feb. 28.
2008.02.14↓ 500LW - With declining lake level, outflow has gradually declined from 600 m³/s in early January to 565 m³/s now. It will be reduced to 500 m³/s on Tuesday, February 19.
2008.02.05Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to limit the rise of levels on Pakwash, is reset to 345.50 m effective Thursday, February 7. (Completed Feb 8)
2008.02.04↓ 550LS - Outflow will be reduced from 600 to 550 m³/s on Wednesday, February 6. Outflow will be permitted to fall very slowly as Lac Seul level declines.
2008.01.08573LS - Due to declining lake level, the outflow at Ear Falls has fallen to 573 m³/s, more than 25 m³/s below the authorized discharge of 600 m³/s. OPG will adjust outflows back up to the authorized outflow on Wednesday, Jan 9.
2008.01.04LW- Equipment repairs were completed and outflow was restored to the authorized 600 m³/s late afternoon on 2008.01.04.
2007.12.31LW - An equipment failure at the Norman powerhouse has caused a temporary reduction in outflow to about 550 m³/s.
2007.12.17Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to limit the rise of levels on Pakwash, is reset to 345.25 m.
2007.12.10↓ 600LW - The maintenance work at the Kenora and Norman powerhouses extended into the evening of December 9. LW outflow will be reduced from 700 to 600 m³/s today, Monday, December 10.
2007.12.06↓ 600LW - The authorized outflow will be reduced from 700 to 600 m³/s on Sunday, December 9. Maintenance work at the Kenora and Norman powerhouses on Saturday, December 8 will result in a temporary outflow reduction to about 350 m³/s for a 18-24 hour period. The timing of the authorized ouflow change is to minimize river fluctuations caused by the maintenance work.
2007.11.29LSJ - One sluice in the Root River diversion control dam was fully closed, resulting in a diversion flow reduction of about 25 m³/s.
2007.11.28LSJ - The partial Root River diversion closure has been scheduled for Thursday, November 29.
2007.11.27↓ 700LW - Outflow will be reduced from 800 to 700 m³/s on Wednesday, November 28.LSJ - The Root River diversion dam, which controls diversion of water from Lake St Joseph into Lac Seul, will be partially closed over the next week, reducing inflow into Lac Seul by about 40 m³/s.
2007.11.20MINAKI MAXThe Winnipeg River at Minaki reached a maximum level for the year at 316.455 m (1038.2 ft).
2007.11.19NORMAN MAXThe Winnipeg River immediately below the Norman Dam reached a peak level for the year of 318.064 m (1043.5 ft)
2007.11.18↓ 800LW - Outflow to be reduced from 900 to 800 m³/s on Tuesday, November 19. (Stoplog removal at the Norman Dam had resulted in a flow of about 900 m³/s instead of the authorized flow of 850 m³/s.)
2007.11.10LS MAXLS level reached a maximum for the year at 356.788 m (1170.6 ft)
2007.11.08NEWS RLS LW - News Release issued.
2007.11.01LW MAXLW level reached a maximum for the year at 323.097 m (1060.0 ft).
2007.11.01LW - Authorized outflow increased from 800 ot 850 m³/s effective Friday, November 2nd.
2007.10.29↑ 800LW - Outflow being increased to 800 m³/s as tentativley planned.
2007.10.25MEETING ↑ 800LW - New strategy adopted. Outflow to be increased October 26th from 600 to 700 m³/s and tentatively to 800 m³/s on Monday, October 29th.LS - New strategy adopted. Outflow to be increased from 500 to 600 m³/s today, Friday October 26th.
2007.10.22NEWS RLS ↑ 600LW - Outflow to be increased today from 400 to 500 m³/s, and further to 600 m³/s on Wednesday, October 24th.
2007.10.18400500Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to limit the rise of levels on Pakwash, is raised to 345.5 m.
2007.10.18↑ 400LW outflow increase scheduled for October 19th updated. Outflow will be increased from 300 to 400 m³/s effective Friday October 19th.↑ 500LS outflow to be increased from 450 to 500 m³/s effective Thursday, October 18th.
2007.10.17↑ 350LW outflow to be increased from 300 to 350 m³/s on Friday, October 19.
2007.10.15↑ 300LW outflow will be increased from 250 to 300 m³/s on Tuesday, October 16.
2007.10.11Pakwash Lake - The lake level declined from September 23 into October 10 due to a malfunctioning Manitou Falls forebay gauge. The forebay level appeared to be changing little when in fact it was drawn down over 1.6 m. Forebay re-filling started on October 10, resulting in rising levels on Pakwash. However, the Manitou forebay level will be restricted to a maximum 345.25 m to reduce the impact on Pakwash Lake of the planned outflow increases from Lac Seul.
2007.10.10↑ 250LW outflow to be increased from 200 to 250 m³/s effective Thursday, October 11.↑ 450LS outflow to be increased from 350 to 400 m³/s on Wednesday, October 10 and further to 450 m³/s on Friday, October 12.
2007.08.31Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to ease high levels on Pakwash, is raised to 346.0 m.
2007.08.29↓ 200LW outflow will be reduced from 250 to 200 m³/s on Friday, August 31st.
2007.08.15↓ 350LS outflow will be reduced from 390 to 350 m³/s effective Thursday, August 16.
2007.08.09↓ 250LW outflow will be reduced from 300 to 250 m³/s effective Friday, August 10th.Lake St Joseph - The Root River diversion was fully re-opened on August 8 & 9, increasing Root River discharge into Lac Seul from 14 to about 160 m³/s. The Cedars dam on Lake St Joseph, which discharges into the Albany River, was fully closed on August 8, reducing flow from 150 to 2 m/s.
2007.08.08Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to ease high levels on Pakwash, is raised to 345.9 m.
2007.08.01↓ 300LW ouflow to be reduced from 350 to 300 m³/s effective Friday August 3.Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to ease high levels on Pakwash, is raised a little, to 345.7 m.
2007.07.31Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to ease high levels on Pakwash, is raised a little, to 345.6 m.
2007.07.26Pakwash Lake - The upper limit on Manitou Falls forebay level, imposed to ease high levels on Pakwash, is raised a little, to 345.5 m.
2007.07.24Lake St. Joseph - Full closure of the Diversion into Lac Seul (apart from a 10 m³/s fishery flow), originally planned for July 27, will occur today.
2007.07.20Pakwash Lake - The limit on Manitou Falls forebay level, to ease high levels on Pakwash, is raised a little, to 345.3 m.
2007.07.19Lake St. Joseph - Following discussion between the LWCB, Manitoba Hydro and Ontario Power Generation (OPG), and between OPG and Mishkeegogamang First Nation, the Diversion into Lac Seul will be partially closed on July 20. Full closure is planned for July 27.
2007.07.13Pakwash Lake - Lower the Manitou Falls forebay progressively to 345.2 m by Monday morning, July 16, in order to approach the target level on Pakwash.
2007.07.11↑ 350LW outflow increased from 300 to 350 m³/s.↑ 400LS outflow increased from 320 to 400 m³/s.
2007.07.06Pakwash Lake - While the restriction to operate Manitou Falls GS so that the Ear Falls tailwater level does not exceed 346.3 m continues, in addition, operations are to be such that the level of Pakwash Lake will be drawn down to no higher than 346.34 m.
2007.07.03↑ 300LW outflow to be increased from 250 to 300 m³/s effective Wednesday, July 4.↑ 320LS outflow to be increased from 240 to 320 m³/s effective Wednesday, July 4. The restriction on Manitou Falls forebay operations continues.
2007.06.27↑ 250LW outflow to be increased from 200 to 250 m³/s effective Thursday, June 28.LS outflow to be increased from 165 to 240 m³/s effective Friday, June 29.
2007.06.21MEETING LW - New strategy adopted. Outflow increased from 150 to 200 m³/s effective Friday, June 22.LS - New strategy adopted. Outflow to remain at 165 m³/s.
2007.06.19↑ 165LS outflow increased from 100 to 165 m³/s.
2007.06.18↑ 150LW outflow increased from 100 to 150 m³/s.
2007.06.08↑ 100LS outflow increased from 50 to 100 m³/s.
2007.05.15↓ 100LW outflow will be reduced from 150 to 100 m³/s effective Wednesday, May 16.
2007.04.26↓ 150LW outflow will be reduced from 200 to 150 m³/s on Friday, April 27th.↓ 50LS outflow will be reduced from 100 to 50 m³/s on Saturday, April 28th.
2007.04.12↓ 100LS outflow will be reduced from 150 to 100 m³/s on Friday, April 13.
2007.04.05↓ 150LS outflow will be reduced from 225 to 150 m³/s on Saturday, April 7th.
2007.03.22MEETING LW - New strategy adopted. Outflow to remain at 200 m³/s.LS - New strategy adopted. Outflow to remain at 230 m³/s.
2007.03.08LS outflow will be reduced from 315 to about 230 m³/s in two steps on Friday March 9 and Tuesday March 13.
2007.01.25↑ 350LS outflow will be increased from 300 to 350 m³/s effective Friday, January 26.
2007.01.24STRATEGY Revised Strategy Adopted. The strategy of 2006Oct26 has been revised.Revised Strategy Adopted. The strategy of 2006Oct26 has been revised.
2007.01.10↑ 300LS outflow will be increased from 275 to 300 m³/s effective Thursday, January 11.
2006.12.20↑ 200LW outflow will be increased from 150 to 200 m³/s on Thursday, December 21st.
2006.12.14↑ 275LS authorized outflow will be increased from 230 to 275 m³/s effective Friday, December 15.
2006.12.07↑ 150LW outflow will be increased from 100 to 150 m³/s effective Thursday, December 7th.
2006.11.30↑ 230LS - outflow will be increased from 200 to 230 m³/s effective Saturday, December 2.
2006.11.15↑ 200LS - outflow will be increased from 150 to 200 m³/s effective Thursday, November 16.
2006.10.26MEETING LW - New strategy adopted. Outflow to remain at 100 m³/s.LS - New strategy adopted. Outflow set at 150 m³/s.
2006.10.20↓ 100LS - outflow will be reduced from 155 to 100 m³/s during the period October 23-26 in order to facilitate maintenance work at the Manitou Falls powerhouse. Outflow at Manitou Falls will also be reduced but, in consideration of the fall fish spawn, outflow will not be reduced below 100 m³/s and the tailrace level will not be permitted to decline more than 0.6 m.
2006.10.17LS - Regulation was reviewed with Board Members following discussion with several local Representatives. Outflow was left unchanged at 155 m³/s.
2006.09.21↓ 155LS outflow will be reduced from 200 to 155 m³/s effective Friday, September 22.
2006.09.14↓ 200LS outflow will be reduced from 240 to 200 m³/s effective Friday, September 15.
2006.09.05↓ 100LW outflow will be reduced from 150 to 100 m³/s effective Wednesday, September 6th.
2006.07.23LS MAXLS - reached its maximum level for the year at 356.43 m (1169.4 ft)
2006.07.17↓ 150LW outflow will be reduced from 200 to 150 m³/s effective Tuesday, July 18th.
2006.07.03LSJ MAXLSJ - maximum level for the year reached at 373.01 m (1223.8 ft)
2006.06.30LS outflow will be increased from 160 to about 230 m³/s on Saturday, July 1.
2006.06.26↓ 200LW outflow to be reduced from 300 to 250 m³/s on Tuesday, June 27 and further to 200 m³/s on Thursday, June 29.
2006.06.22↓ 300LW outflow to be reduced from 350 to 300 m³/s effective today.
2006.06.15↓ 350LW outflow will be reduced from 400 to 350 m³/s on Monday, June 19.
2006.06.14MEETING LW - New strategy adopted.LS - New strategy adopted.
2006.06.09↓ 400LW outflow will be reduced from 500 to 400 m³/s on Monday, June 12.LS outflow will be reduced from 230 to 170 m³/s on Monday, June 12.
2006.06.05↓ 500LW outflow will be reduced from 570 to 500 m³/s on Tuesday, June 6th.
2006.06.02Pakwash Lake - To provide some relief from the current relatively high levels, OPG directed to lower the Manitou Falls forebay level to 345.9 m.
2006.05.19LW MAXLW - reached its maximum level for the year at 322.83 m (1059.2 ft)
2006.05.03↓ 590LW outflow will be reduced to 590 m³/s by Thursday, May 4.LS outflow reduced to 230 m³/s on Tuesday, May 3.
2006.04.27↓ 650LW outflow to be reduced from 700 to 650 m³/s effective today.
2006.04.11LS MINLS at it's end of winter minimum level of 354.96 m (1164.6 ft). Refill starts.
2006.04.10↑ 700LW outflow will be increased from 520 to about 610 m³/s on Tuesday, April 11 and further to 700 m³/s on Thursday, April 13.↓ 300LS outflow will be reduced from 350 to 300 m³/s on Wednesday, April 12.
2006.04.05↓ 350LS - Outflow will be reduced from 420 to 350 m³/s effective Friday, April 7. (Outflow had gradually declined from the authorized 450 m³/s due to declining lake level.)
2006.03.30MEETING LW - New strategy adopted.LS - New strategy adopted.
2006.03.29LW MINLW at it's end of winter minimum level of 322.34 m (1057.5 ft). Refill starts.
2006.03.21↓ 500LW outflow reduced from 580 to 500 m³/s. (Due to ice removal requirements, the change may take several days.)
2006.03.13↓ 100LS outflow to be reduced by up to 100 m³/s for March 14-16 to facilitate work by Ontario Power Generation related to construction of a new powerhouse at Ear Falls.
2006.02.21↓ 635LW outflow to be reduced to 585 m³/s effective Wednesday, February 22. Due to declining lake level, outlfow had gradually declined to 635 m³/s from the previously authorized flow of 650 m³/s.
2006.01.09660LW - outflow has been running below the authorized discharge of 650 m³/s due to mechanical issues at the powerhouses in Kenora. Full powerhouse flow capacity is expected to resume on Wednesday, January 11. At that time, flow will be set to 660 m³/s to make up some of the deficit from the authorized incurred over the past 3 weeks.↑ 450LS - outflow will be increased from 400 to 450 m³/s on Wednesday, January 11.
2005.12.20↑ 650LW - outflow to be increased from 600 to 650 m³/s on Wednesday, December 21st.↑ 400LS - outflow to be increased from 300 to 400 m³/s on Wednesday, December 21.
2005.12.12↑ 600LW - outflow to be increased from 550 to 600 m³/s by Tuesday, December 13.
2005.11.29↑ 550LW - outflow to be increased from 500 to 550 m³/s by Thursday, December 1. (Note: outflow had stabilized at 500 m³/s after the last outflow change.)
2005.11.18↑ 520LW - outflow to be increased from 420 to 520 m³/s on Monday & Tuesday, November 21 & 22.
2005.11.15↑ 420LW - outflow to be increased from 350 to 420 m³/s effective Thursday, November 17, 2005.
2005.11.10LS - The log operation at the dam resulted in an outflow of about 300 m³/s.
2005.11.07↑ 350LW - outflow to be increased from 300 to 350 m³/s effective Wednesday, November 9, 2005.↑ 280LS - outflow to be increased from 230 to 280 m³/s effective Wednesday, November 10, 2005.
2005.10.27MEETING Outflow unchanged at 300 m³/s. New strategy adopted.Outflow unchanged at approximately 230 m³/s. New strategy adopted.
2005.09.08↓ 300LW - outflow to be reduced to 300 m³/s effective Friday, September 9.LS - outflow to be reduced to about 240 m³/s effective Friday, September 9.
2005.09.02↓ 350LW - Outflow to be reduced from 415 to 350 m³/s effective Monday, September 5th. Abitibi-Consolidated will be temporarily reducing outflows for 8 hours on Monday September 5th to about 100-150 m³/s to carry out electrical system maintenance. The outflow change will be effective at the end of that outage.
2005.08.24125Root River Diversion - Ontario Power Generation fully reopened the Root River diversion into Lac Seul, increasing discharge from about 65 to 125 m³/s.
2005.08.16Root River Diversion - Ontarion Power Generation is partially re-opening the Root River diversion into Lac Seul, increasing flow from about 15 to about 65 m³/s.
2005.08.12Pakwash Lake - restrictions on OPG's operations of the Manitou Falls forebay operations removed.
2005.08.10↓ 420LW outflow reduction to be reduced from 600 to 420 m³/s effective Thursday, August 11.
2005.08.08↓ 600LW outflow to be reduced from 700 to 600 m³/s effective Tuesday, August 9th.↓ 375LS outflow to be reduced from 440 to 375 m³/s by Wednesday, August 10th. (Outflow change revised from 400 to 375 m³/s.)
2005.08.08600375Pakwash Lake - OPG was advised that they may start raising the Manitou Falls forebay slowly as of this date. Following the August 10th scheduled Lac Seul outflow change, Manitou Falls forebay will be operated to no higher than 345.8 m.
2005.08.03Pakwash Lake - OPG directed to operate the Manitou Falls forebay to no higher than 345.25 m.
2005.08.02↓ 700LW outflow reduced from 750 to 700 m³/s.
2005.07.27↓ 750LW outflow will be reduced to 750 m³/s on July 28.↓ 440LS outflow will be reduced to 440 m³/s on July 28.
2005.07.25LW outflow will be reduced from about 1200 to about 950 m³/s on Tuesday, July 26.
2005.07.20NEWS RLS LW outflow will be reduced from about 1380 to about 1200 m³/s beginning Wednesday, July 20.
2005.07.19PAKWASH MAXPakwash Lake summer level peaked at 346.77 m (1137.7 ft). Note that this was 10 cm below the peak set on April 16 at 346.87 m (1138.0 ft).
2005.07.13LS MAXLS level peaked at 356.85 m (1170.8 ft), 5 cm (2 in) below the top of the normal operating range.
2005.07.12MINAKI MAXThe Wpg River level at Minaki peaked at 317.37 m (1041.2 ft)
2005.07.11600Pakwash Lake - OPG directed to operate the Manitou Falls forebay to no higher than 345.0 m.
2005.07.11↑ 600LS - The outflow increase to 600 m³/s tentatively scheduled for today has been deferred due to a decline in inflow to Lac Seul. The increase may proceed at a later date, if necessary, in accordance with the Strategy.
2005.07.07LW MAXLW level peaked at 323.50 m (1061.4 ft), 3 cm (1 in) above the top of the normal operating range.
2005.07.07NORMAN MAXThe Wpg River level below the Norman Dam peaked at 319.32 m (1047.6 ft)
2005.07.04↑ 600LS outflow to be increased from 500 to 550 m³/s on Friday, July 8 and tentatively to 600 m³/s on Monday, July 11.
2005.06.30NUTIMIK MAXNutimik Lake level peaked at 276.59 m (907.4 ft)500
2005.06.30↓ 500Pakwash Lake - OPG directed to lower the Manitou Falls forebay to 345.25 m in advance of the Lac Seul outflow increase to reduce impacts on the English River and Pakwash Lake.
2005.06.30↑ 500LS outflow to be increased from 425 to 500 m³/s on Wednesday, July 6.
2005.06.09NEWS RLS The Norman Dam will be fully opened June 9-10. (Only 15 out of some 250 stop-logs remain in its sluices; current outflow is about 1175 m³/s.)LSJ Diversion into Lac Seul will be mostly closed on June 13, reducing flow by 120 m³/s. (Reduction in one step, instead of two as previously planned, due to rate of rise of Lac Seul.)
2005.06.06↑ 1150LW outflow to be increased from 1000 to 1150 m³/s on Monday and Tuesday, June 6-7.LSJ Diversion into Lac Seul (currently 132 m³/s) to be reduced by 60 m³/s on June 13-14 and by a further 60 m³/s on June 20-21 (2nd step subject to confirmation).
2005.06.02MEETING ↑ 1000LW outflow increased from 900 to 1000 m³/s. New strategy adopted.LS outflow to remain at 400 m³/s. New strategy adopted.
2005.05.31NEWS RLS ↑ 900LW outflow increased from 800 to 900 m³/s.↑ 400LS outflow to be increased from 300 to 400 m³/s on June 1.
2005.05.30↑ 800LW outflow increased from 700 to 800 m³/s.
2005.05.29↑ 650LW outflow was only increased to 650 m³/s on May 26. Abitibi had planned to return a generator to service on May 27 that had been shut down for repairs but this did not happen until Sunday, May 29. Once the unit was brought online, total outflow was about 690 m³/s.
2005.05.27Pakwash Lake - OPG directed to lower the Manitou Falls forebay to, and maintain it no higher than, 345.75 m.) Due to the May 25-26 rain event, the May 24 directive no longer appropriate.)
2005.05.25↑ 700LW outflow to be increased from 575 to 700 m³/s on Thursday and Friday, May 26 & 27.
2005.05.24Pakwash Lake - OPG directed to manage Manitou Falls forebay to target for a Pakwash Lake level between 346.1 and 346.3 m.
2005.04.28↓ 550LW outflow reduced from 630 to 550 m³/s.LS outflow will be set at 300 m³/s at the conclusion of Ontario Power Generation's maintenance, down from the outflow of 430 m³/s in place before the maintenance began.
2005.04.25LW outflow has risen slowly with the rise in lake level and is currently near 630 m³/s.LS outflow into the English River will be reduced and will fluctuate during the period of April 25th through April 28th due to scheduled maintenance by Ontario Power Generation at the Ear Falls and Manitou Falls generating stations. This will cause fluctuations in river levels below the Ear Falls and Manitou Falls dams. Outflows from the Ear Falls dam are scheduled to be reduced to as low as 100 m³/s but should average 340 m³/s over the week.
2005.04.18LS outflow reduction did not hit the 400 target set and is increasing slowly with increasing lake level. Current outflow is 431 m³/s.
2005.04.16PAKWASH MAXPakwash Lake level peaked at 346.87 m (1138.0 ft).
2005.04.13Pakwash Lake - OPG directed to lower the Manitou Falls forebay to, and maintain it no higher than, 345.8 m.
2005.04.11↓ 400LS outflow will be reduced from 470 to 400 m³/s by Tuesday, April 12. (Outflow had declined from the previous authorized outflow of 500 m³/s due to declining lake level.)
2005.04.08LS MINLS reached its end of winter minimum of 355.04 m (1164.8 ft). Refill starts
2005.04.02LW MINLW reached its end of winter minimum of 322.52 m (1058.1 ft). Refill starts.
2005.03.10MEETING LW outflow unchanged at 600 m³/s. New strategy adopted.LS outflow unchanged at 500 m³/s. New strategy adopted.
2005.03.03120LSJ Diversion nearly fully opened (a few logs left in one sluice) by Ontario Power Generation, increasing Root River Diversion flow from approximately 90 to 120 m³/s.
2005.02.15↑ 600LW outflow will be increased from 550 to 600 m³/s on Wednesday, February 16.
2005.01.25↑ 550LW outflow increased from 500 to 550 m³/s.
2004.12.08↓ 500LW outflow reduced from 600 to 500 m³/s.
2004.11.25↓ 600LW outflow to be reduced from 700 to 600 m³/s by Friday, November 26th.
2004.11.19Root River diversion from Lake St Joseph to Lac Seul partially opened by Ontario Power Generation to about 110 m³/s.
2004.11.16Ontario Power generation partially reopened the Root River diversion from Lake St Joseph into Lac Seul from 15 m³/s to about 30 m³/s.
2004.11.10700Lac Seul declined below 356.6 m (1170 ft), the level above which the LWCB has authority over the Lake St Joseph Root River diversion into Lac Seul.
2004.11.10↑ 700LW outflow to be increased from 625 to 700 m³/s effective Thursday, November 11.
2004.11.03↑ 625LW outflow to be increased from 525 to 625 m³/s effective Thursday, November 4th.
2004.11.01↑ 525LW outflow to be increased from 420 to 525 m³/s effective Tuesday, November 2nd.
2004.10.21↓ 500LS outflow reduced from 650 to 500 m³/s.
2004.10.18↓ 420LW outflow reduced from 500 to 420 m³/s effective Monday, October 18.
2004.10.13↓ 500LW outflow to be reduced today from 700 to 600 m³/s and further to 500 m³/s on Friday, October 15.
2004.10.07MEETING LW outflow unchanged at 700 m³/s. New strategy adopted.LS outflow unchanged at 650 m³/s. New strategy adopted.
2004.09.30PAKWASH MAXPakwash Lake level peaked for the year - 347.15 m (1138.9 ft)
2004.09.28Abitibi directed to open 1 sluice today to compensate for a flow reduction at the Kenora powerhouse during maintenance work there.
2004.09.24LS MAX↑ 700LW outflow will be increased on Friday, September 24 from 600 to 700 m³/s.LS level peaked for the year - 356.93 m (1171.0 ft)
2004.09.21↑ 600LW outflow will be increased from 500 to 600 m³/s on Wednesday, September 22.↑ 600LS outflow increased from 520 to 650 m³/s. The amount of increase, originally scheduled to be to 600 m³/s, was increased due to additional rainfall.
2004.09.20↑ 500LW outflow is being increased from 420 to 500 m³/s effective Monday, September 20.↑ 600LS outflow is being increased from 520 to 600 m³/s by Tuesday, September 21.
2004.09.13Lake St. Joseph diversion closed to minimum flow (10 m³/s minimium is maintained for fishery purposes when the diversion is closed.)
2004.09.12↑ 420LW authorized outflow increased from 360 to 420 m³/s.
2004.09.10↑ 360LW outflow will be increased from 300 to 360 m³/s effective Friday, September 10th.The Lake St. Joseph diversion into Lac Seul will be partially closed early in the week of September 12th. The reduction in diversion flow will likely be at least 100 m³/s, with the exact amount to be set on the day of closure.
2004.09.08↑ 300LW outflow will be increased from 225 to 300 m³/s effective Wednesday, September 8th.↑ 500LS outflow will be increased from 430 to 500 m³/s effective Thursday, September 9th. The Manitou Falls forebay will be lowered further to 345.2 m.
2004.09.07The level of the Manitou Falls forebay will be lowered to 345.4 m (it averaged 346.1 m yesterday) to provide some relief from high water levels on the English River below Ear Falls and on Pakwash Lake.
2004.08.27↓ 225LW outflow will be reduced from 300 to 225 m³/s effective Saturday, August 28th.↑ 425LS outflow will be increased from 375 to 425 m³/s effective Monday, August 30th.
2004.08.13↓ 300LW outflow will be reduced from 350 to 300 m³/s effective Saturday, August 14th.
2004.08.06↓ 350LW outflow to be reduced from 420 to 350 m³/s effective Sunday, August 8th.↓ 375LS outflow to be reduced from 435 to 375 m³/s by Wednesday, August 11th.
2004.08.04↓ 420LW outflow will be reduced from 500 to 420 m³/s effective Thursday, August 5th.
2004.07.30↓ 500LW outflow will be reduced from 600 to 500 m³/s effective Monday, August 2nd.
2004.07.27↓ 600LW outflow will be reduced from 700 to 600 m³/s effective 2004.07.28.
2004.07.12155The Lake St Joseph diversion was fully reopened., increasing diversion flow from about 80 to 155 m³/s.
2004.07.05↓ 700LW outflow will be reduced from 800 to 700 m³/s effective Wednesday, July 7.
2004.06.28↓ 800LW outflow reduced from 1000 to 800 m³/s.
2004.06.23↓ 1000LW outflow will be reduced from 1200 to 1000 m³/s effective Thursday, June 24.↓ 425LS outflow will be reduced from 500 to 425 m³/s effective Thursday, June 24.
2004.06.21NUTIMIK MAXNutimik Lake level peaked for the year - 276.23 m (906.3 ft)
2004.06.18MINAKI MAXWpg R level at Minaki peaked for the year - 317.16 m (1040.6 ft)
2004.06.17MEETING LW outflow unchanged at 1200 m³/s. New strategy adopted.LS outflow unchanged at 500 m³/s. New strategy adopted.
2004.06.13NORMAN MAXWinnipeg River level immediately below the Norman Dam peaked for the year - 319.09 m (1046.9 ft)
2004.06.12LW MAXLW maximum for the year - 323.35 m (1060.9 ft)
2004.06.09↓ 70The Lake St. Joseph Root River diversion into Lac Seul will be partially closed on Wednesday, June 16. Diversion outflow will be reduced from approximately 140 to 70 m³/s.
2004.06.08↑ 500Lac Seul outflow will be increased from 440 to 500 m³/s effective Thursday, June 10.
2004.06.07NEWS RLS ↑ 1200LW outflow being increased from 1100 to 1200 m³/s today.↑ 440LS outflow being increased from 340 to 440 m³/s today.
2004.05.31↑ 1100LW outflow to be increased from 985 to 1100 m³/s effective immediately.↑ 340LS outflow to be increased from 240 to 340 m³/s effective Tuesday, June 1.
2004.05.27NEWS RLS ↑ 970LW outflow will be increased from 870 to 970 m³/s effective Friday, May 28. News release issued.↑ 230LS outflow will be increased from 150 to 230 m³/s effective Friday, May 28. News release issued.
2004.05.18NEWS RLS ↑ 850LW outflow will be increased from 700 to 850 m³/s effective Wednesday, May 19. News release issued.↑ 150LS outflow will be increased from 100 to 150 m³/s effective Thursday, May 20.
2004.05.17↑ 700LW outflow increased further to 700 m³/s. Further outflow increases are likely later this week.
2004.05.13NEWS RLS ↑ 550LW outflow to be increased from 420 to 550 m³/s on Friday, May 14 due to severe storm that dropped 100+ mm on the Lake of the Woods basin. News Release issued.
2004.05.07LS reached 354.09 m (1161.7 ft)
2004.04.30↓ 100LS outflow reduced from 125 to 100 m³/s.
2004.04.28↑ 420LW outflow increased from 375 to 420 m³/s.
2004.04.22LS reached 354.79 m (1164.0 ft)
2004.04.16↓ 125LS outflow reduced from 175 to 125 m³/s.
2004.04.13175Pakwash Lake - OPG directed to lower the Manitou Falls forebay and maintain it no higher than 345.8 m to control levels on Pakwash Lake.
2004.04.13↓ 175LS outflow reduced from 225 to 175 m³/s.
2004.04.08↑ 375LW outflow increased from 325 to 375 m³/s
2004.04.03LS MINLS reached its end of winter minimum of 354.63 m (1163.5 ft). Refill starts.
2004.04.02OPG advised that all sluices were closed as of noon today. Total LS outflow is now approximately 230 m³/s.
2004.03.30↓ 230LS outflow to be reduced from 325 to 230 m³/s (all sluices closed) over the next 3 days.
2004.03.27LW MINLW reached its end of winter minimum of 322.38 m (1057.7 ft). Refill starts
2004.03.26↓ 325LS outflow reduction to 325 m³/s completed.
2004.03.24↓ 325LS outflow to be reduced from 400 to 325 m³/s by Friday, March 26.
2004.03.19LS outflow reduction scheduled for March 17 was delayed due to a large amount of accumulated ice on the Ear Falls dam sluices. The change is expected to be completed today.
2004.03.15↑ 325Increase LW outflow from 275 to 325 m³/s effective March 16.↓ 400Reduce LS outflow from 460 to 400 m³/s effective March 17. Outflow will continue to decline with falling lake level.
2004.03.11MEETING New strategy adopted. LW outflow unchanged at 275 m³/s.New strategy adopted. LS outflow unchanged at 470 m³/s and declining with lake level.
2004.03.03↓ 275LW outflow reduced from 325 to 275 m³/s.
2004.02.25↓ 325LW outflow reduced from 375 to 325 m³/s.↑ 490LS outflow increased from approx 450 to 490 m³/s. (Discharges had declined with falling lake level.)
2004.02.11↑ 375LW outflow increased from 350 to 375 m³/s.
2004.02.03↑ 490LS outflow increased from approx 455 to 490 m³/s. (Discharges had declined with falling lake level.)
2004.01.27↑ 350LW outflow increased from 325 to 350 m³/s.
2004.01.12↑ 480LS outflow increased from 440 to 480 m³/s as per January 6 decision.
2004.01.07LW outflow increased from 280 to 325 as per January 6 decision. (Following a request by ACCC to increase outflow a day early, the Board advanced the increase.)
2004.01.06↑ 325Increase LW outflow from 280 to 325 effective January 8 am.Increase LS outflow from 440 to 480 by Monday January 12.
2003.12.19↑ 280Increase LW outflow from 250 to 280 on December 20 am.
2003.12.15↑ 250Increase LW outflow from 225 to 250 effective 8:00 am December 16.
2003.12.08↑ 225Increase LW outflow from 200 to 225 effective noon December 10.
2003.12.04CONF CALL LW strategy modified.LS strategy modified.
2003.11.26↑ 200Increase LW outflow from 150 to 200 effective noon November 27.↑ 465LS outflow to be increased from 415 to 465 m³/s effective November 28.
2003.11.17↑ 150LW outflow increased from 125 to 150 m³/s.
2003.11.07↑ 400LS outflow increased from 350 to 400 m³/s.
2003.10.31↑ 350LS outflow increased from 300 to 350 m³/s.
2003.10.30LS MAXMaximum LS mean lake level for the season (Apr-Oct) at 356.33 m.
2003.10.24↑ 300LS outflow increased from 230 to 300 m³/s. Increase advanced from October 27 following an OPG request and Board approval to do so. Continuing to use same outflow computation as last few years.
2003.10.20↑ 230LS outflow increased from 200 to 230 m³/s.
2003.10.13LS outflow increased from 150 to 200 m³/s.
2003.10.06↑ 150LS outflow increased from 100 to 150 m³/s.
2003.10.05↑ 125LW outflow increased from 100 to 125 m³/s.
2003.10.01LW outflow not increased as scheduled (See September 24). ACCC requested, and was granted, an extension to October 5 due to mill shutdown.
2003.09.27↑ 100LS outflow increased from 50 to 100 m³/s.
2003.09.24MEETING ↑ 125New strategy adopted. LW outflow to be increased from 100 to 125 m³/s effective October 1. Unit must be brought back on at Norman (currently shut down) to provide extra water in channel for whitefish spawn.New strategy adopted. Outflow to be increased from 50 to 100 m³/s effective September 27.
2003.09.16LSJ: OPG fully opened Root Dam. Diversion flow increased from 55 m³/s to 90+ m³/s.
2003.08.28↓ 100LW outflow to be reduced from 150 to 100 m³/s effective August 29 in accordance with the Board strategy to reduce outflow to 100 if LW level fell below 322.40 m. (Level fell below 322.40 m on Aug 24 but reduction was delayed until rainfall of Aug 27-28 could be assessed.)
2003.08.18150LW outflow returned - in stages - to 150 m³/s.50LS outflow returned - in stages - to 50 m³/s.
2003.08.15↑ 250Due to the massive power blackout in eastern North America and a request from OPG for more water for power generation in northwestern Ontario to help out southern Ontario, LW outflow was increased - in 2 stages - from 150 to 250 m³/s.↑ 230LS outflow increased from 50 to 230 m³/s - in stages - to assist with recovery from the eastern North America power blackout. (See note for LW.)
2003.07.06LW MAXMaximum LW level for the season (Apr-Oct) at 322.51 m.
2003.06.20MEETINGNew strategy adopted. LW outflow to remain at 150 m³/s.New strategy adopted. LS outflow to remain at 50 m³/s.
2003.06.09↓ 30LSJ: OPG placed 2 logs in each sluice of the diversion dam (with spacers) to reduce diversion flow from 60 to 30 m³/s.
2003.05.06↓ 150LW outflow reduced from 200 to 150 m³/s effective May 7 with level flat at 322.37 m. Although the strategy called for reduction to 150 m³/s when a level of 322.25 m was anticipated, it was decided to make this reduction in advance of walleye spawning - this was done in concurrence with fisheries managers.↓ 50LS outflow to be reduced from 100 to 50 m³/s effective May 6. No peaking permitted at Manitou Falls G.S. through the spawn period.
2003.03.25LS MINLS minimum level for the spring season at 354.33 m.
2003.03.21LW MINLW minimum level for the spring season at 322.34 m
2003.03.20MEETINGNew strategy adopted. LW outflow to remain at 200 m³/s.↓ 100Reduce LS outflow from 220 to 180 m³/s effective March 24 and to 100 m³/s effective March 31.
2003.03.16LS outflow reduction completed as per March 6 decision.
2003.03.14LS scheduled outflow reduction delayed due to the large amount of accumulated ice on the Ear Falls sluices. OPG advised that crews would work through the weekend to remove ice.
2003.03.10↓ 298Reduce LS outflow to Ear Falls plant capacity (220 m³/s) by Friday, March 14th. (Current outflow had declined to 298 m³/s due to falling lake level.)
2003.03.06↓ 200Reduce LW outflow from 250 to 200 m³/s effective midnight March 7.
2003.01.07↑ 250LW outflow increased from 200 to 250 m³/s.↑ 320Increase LS outflow to 350 m³/s effective January 8. (Due to falling lake level, current outflow had declined to 320 m³/s from early December outflow of 340 m³/s.)
2002.12.05CONF CALLLW outflow to continue 200 m³/s at least into JanuaryMaintain current Ear Falls dam setting (LS outflow ~340 m³/s). Let outflow decline as lake level drops.
2002.10.31LS outflow down to 350+ m³/s due to falling lake level. Email to Karl P to NOT readjust outflow back up to authorized.
2002.10.15↓ 200Reduce LW outflow from 250 to 200 m³/s effective 24h 2002.10.16
2002.10.08LSJ Albany Dam outflows reduced to approx. 2 m³/s
2002.10.03↓ 250Reduce LW outflow from 300 to 250 m³/s effective 2002.09.26.
2002.09.25REG MTG↓ 300Reduce LW outflow from 400 to 300 m³/s effective 2002.09.26.Remain at 375 m³/s.
2002.09.20↑ 375LS outflow to be increased to 375 m³/s effective 2002.09.23
2002.09.19↓ 400LW authorized outflow reduced from 500 (475 actual) to 400 m³/s.
2002.09.17LS outflow increased from 300 (290 actual) to 350, but due to maintenance outages this week, the full effect not to be seen until week of Sept 23.
2002.08.30LSJ Diversion Dam outflow increased to approx 140 m³/s. (Full open)
2002.08.27↓ 500LW outflow reduced from 900 to 700 m³/s (initially) and then to 500 m³/s.
2002.08.21LSJ Albany Dam outflows reduced to approx. 95 m³/s
2002.08.14↓ 900LW outflow reduced from 1100 to 900 m³/s.LSJ Diversion Dam outflow increased to approx 65 m³/s.
2002.08.07↓ 1100LW outflow reduced from wide open (1320 m³/s) to 1100 m³/s.↓ 300LS outflow reduced from 400 to 300 m³/s.
2002.07.30↓ 400LS outflow reduced from 500 to 400 m³/s.
2002.07.20MINAKI PEAKMinaki levels peaked at 317.44 m (1041.5 ft); compare to 2001 peak of 317.49 m (1041.6 ft)
2002.07.13NORMAN PEAKNorman TWL peaked at 319.49 m (1048.2 ft); compare to 2001 peak of 319.50 m (1048.2 ft)
2002.07.12LW PEAKLake of the Woods peak level at 323.68 m (1061.9 ft); compare to 2001 peak of 323.67 m (1061.9 ft) on June 28.
2002.07.11NUTIMIK PEAKNutimik Lake peaked at 276.59 m (907.5 ft); compare to 2001 peak of 276.41 m (906.9 ft) and 1992 peak of 276.76 m (908.0 ft)
2002.07.05LS PEAKLS peak elevation 356.83 m (1170.7 ft); compare to June 28, 2001 peak of 356.92 m (1171.0 ft)
2002.06.29PAKWASH PEAKPakwash L peaked at 346.67 m (1137.4 ft)
2002.06.28LSJ Albany dams opened to approx. 225 m³/s.
2002.06.27RL PEAKRainy Lake peaked today at 338.56 m (1-day Rainy Mean Level)
2002.06.20500LSJ Albany Dams opened to approx. 90 m³/s.
2002.06.20REG MTG↑ 500LS outflow to be increased from 400 to 500 m³/s effective Monday, June 24.
2002.06.18LSJ Diversion Dam outflow reduced from 165 to approx. 15 m³/s.
2002.06.14Abitibi crews to continue pulling logs on Saturday, June 15 and Sunday, June 16.
2002.06.13↑ 1100LW outflow to be increased as quickly as possible, initially to 1100 m³/s but then continue to wide open.
2002.06.12↑ 450LW outflow increased from 300 to 450 m³/s.
2002.06.11↑ 300LW outflow increased from 200 to 300 m³/s in response to heavy rainfall.
2002.06.10↑ 400LS outflow to be increased from 325 to 400 m³/s effective Friday, June 14.
2002.06.05↑ 325LS Outflow to be increased from 275 to 325 m³/s effective Monday, June 10. Previous authorized discharge was 250 m³/s, but outflow had risen to 275 with increased lake level.
2002.05.27↓ 200LW outflow reduced from 250 to 200 m³/s effective Monday, May 27.
2002.05.01↓ 250LW outflow to be reduced from 300 to 250 m³/s effective Thursday, May 4th.
2002.04.26A-C given approval for May 1 request. Input was received from both Earl Jessop (Fisheries & Oceans) and Shawn Stevenson (OMNR), both indicating no real concern. OMNR asked that any reduction below 300 m³/s be done as early as possible following the A-C shutdown on May 1 to benefit the walleye.
2002.04.23↓ 300LW outflow ordered reduced to 300 m³/s. However, there was an error in making the unit settings adjustment (new operator) and the flow was not actually reduced until noon, April 24. (In addition, Keith Kirkham called to say they need 350 m³/s for 7 hours on May 1 to run paper machines without incurring May capacity charge. Taken under consideration.)
2002.04.12LW MINLW minimum end-of-winter level at 322.42 m
2002.04.10↓ 350LW outflow to be reduced from 400 to 350 m³/s on Thu Apr 11. It was done at 8am on the 11th.
2002.04.08↓ 250Reduction to 250 m³/s completed. Initial step in this reduction was made April 4.
2002.04.02LS conditions reviewed; LWS still has concerns that outflow reduction at this time not warranted due to current lake level & inflow conditions, but concern not strong enough (conditions not changed) to reverse Board decision. Email & call to OPG (KP).
2002.03.21REG MTGLW outflow to remain at 400 m³/s (plant capacity) until at least the lake level is below 322.48 m (1058.0 ft)↓ 250LS outflow to be reduced to 250 m³/s effective April 1.
2002.03.05↓ 420LW outflow to be reduced from 520 to 420 m³/s (plant capacity) on Thursday, March 7. A-C actually started replacing logs on Wednesday, March 6.
2002.03.04↓ 310LS outflow reduced by 50 m³/s to 310 m³/s.
2002.01.28REVIEWMaintain current outflow of about 530 m³/s.Maintain current outflow of 375 m³/s.
2002.01.09↑ 550LW outflow increased from 500 to 550 m³/s effective Thur Jan 10. Note that the highest outflow achieved was 538 m³/s on Jan 11, with flows gradually declining thereafter.