Water Levels & River Flows
The fun part? Time on the water. The smart part? Checking levels before you go. We pull live reservoir elevations and river flows from Minnesota Power — so you can launch, paddle, and dock with confidence.
St. Louis River Basin
Reservoir Elevation & Flow
| Reservoir | Current Elevation | Summer Target | vs. Target | Flow (cfs) |
|---|
Trend
Island Lake Elevation
Reading Summer target
Switch between Elevation and Flow output, and pick a lake. The most recent point always reflects the current reading from Minnesota Power.
Plan Your Paddle
2026 Thomson Dam Releases
- July 25–26 · Paddle Mania
- August 8–9
- August 22–23
- September 5–6
Releases are planned at 700 cfs from 10 AM to 8 PM.
Flow is the current discharge for each lake. Because stream flow and reservoir elevations change constantly, these figures are best-available readings, not guarantees. Data source: Minnesota Power (ALLETE).