Basin Data

Quick Sets - Current Data All Current Reports All Current Reports And Primary Site Graphs All Current Documents Key Site 2-Year Graphs

Current data is updated each workday, normally by 11:00am CT. All data is provisional and may be revised at a later date. See Notes below regarding data sources and file format.   Last Updated: 2021-09-22 11:01:05

Current Data Reports Period Ending Daily Report    2021-09-21 10-Day Inflow Report    2021-09-22 10-Day Database Report    2021-09-22 Weekly Report    2021-09-14   Current Data Graphs Period Ending Precipitation English System    2021-09-22 Winnipeg System    2021-09-22   Water Levels & Flows     Primary Sites Lake St. Joseph    2021-09-22 Lac Seul    2021-09-22 English River and Pakwash Lake    2021-09-22 Namakan Lake    2021-09-22 Rainy Lake    2021-09-22 Lake of the Woods    2021-09-22 Winnipeg River in Ontario    2021-09-22 Winnipeg River in Manitoba    2021-09-22       Secondary Sites Cat River    2021-09-22 Upper English River    2021-09-22 Middle English Tributaries    2021-09-22 Lower English Tributaries    2021-09-22 English River at Grassy Narrows    2021-09-22 English River at Caribou Falls    2021-09-22 Basswood Lake Basin    2021-09-22 Lac La Croix    2021-09-22 Vermilion River    2021-09-22 Seine River Basin    2021-09-22 Turtle River    2021-09-22 Rainy River Levels    2021-09-22 Rainy River Basin Flows    2021-09-22 Whitedog Falls / Boundary Falls    2021-09-22 Whitemouth River    2021-09-22

Other Data Graphs       Issued Water Level & Flow Bulletin    2021-08-25 Historical Graphs Page    2021-08-04   Other Data Reports Period Ending 50-Day Inflow Report    2021-09-16 50-Day Database Report    2021-09-16   Reference Period Ending Percentile Data Page        2015 Daily/Weekly Reports - Description 10/50-Day Inflow Reports - Description 10/50-Day Database Reports - Description Current Data Graphs Legend Report/Graph Revisions       Notes   The data in these reports and graphs is from a variety of sources, including the following: Water Survey Canada (water level and flow gauges in Ontario and Manitoba), Meteorological Service of Canada (precipitation and temperature data); Ontario Ministry of Natural Resources and Forestry (precipitation data); United States Geological Survey (water levels and flows in Minnesota); US Army Corps of Engineers (water levels in Minnesota); H2O Power LP (water level and flow data from dams in Ontario), PCA (water level and flow data from dam in International Falls), Manitoba Hydro (water level and flow data from dams in Manitoba) and Ontario Power Generation (water level and flow data from dams in Ontario); volunteers (precipitation data in Ontario and Minnesota). Inflow for the major lakes is computed by the LWCB, as are all statistics.   These reports and graphs are all provided in Adobe Acrobat "pdf" format. Adobe Reader is required to view them. If you do not have Adobe Reader, it is available free from Adobe Reader

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