Water Table

Water Levels and River Flows

Last updated: Saturday, February 4, 2023 as of 9:04 AM

St Louis River Basin
  Current Flow (cfs) Reservoir Current Elevation Summer Target Current Flow (cfs)
Alden Lake 176 Island Lake 1364.26 1368.81 829
Knife Falls Dam 1222 Boulder Lake 1387.62 1390.55 95
Scanlon Dam 1049 Fish Lake 1350.85 1351.72 55
Thomson Dam 185 Rice Lake 1375.20 1375.57 17
    Whiteface 1451.18 1452.92 99
Total discharge for St. Louis River from the Reservoirs 985      
Mississippi River Basin
  Current Flow (cfs)
Prairie River Dam 84
Pillager Dam 495
Sylvan Dam 589
Blanchard Dam 2616
Kawishiwi River Basin
  Current Elevation Current Flow (cfs)
Birch Lake Reservoir 1418.51 358
White Iron Lake
Temporarily out of service
Garden Lake Reservoir 1385.54  
Kawishiwi Falls   190

*Please note: Current flow for the generating stations includes the total flow through the dam plus the flow through the turbines. The two exceptions are the Thomson Dam and Prairie River Dam which display the flow through the dam into their bypass reaches. Due to the unpredictable nature of stream flow, reservoir elevations, and periodic technical difficulties, Minnesota Power cannot guarantee the accuracy of the information displayed.

24 Hour Hotline: 1-800-582-8529

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2023 Thomson Dam Recreational Releases

  • July 15-16
  • July 29-30 (Carlton Days Weekend)
  • August 12-13
  • August 26-27

Releases are expected to be approximately 700 cfs.
For the hours of 10 a.m. to 8 p.m.