Headwater (Lake) Level

Tailwater (River) Level

Hydro wheels are offline due to storm damage to the overhead line. Crews will address after power to RPU customers is restored. 7/29/25
Lake Level communication is currently having issues which affects the accuracy and updates to the graph. We are aware of the problem and will repair it as soon as possible.

Click here for the National Weather Service Lake Zumbro Water Summary

Download Raw Data

The Lake Zumbro Dam Tail Water Level was 859.4 ft. and the Lake Zumbro Water Level was 915.1 ft. on 07/30/2025 at 10:29:00 AM.