Cleanest Lakes in Juneau County, Wisconsin
Petenwell Flowage Lake in Juneau County leads the rankings with a water quality grade of C and 7.8 ft of clarity. Below are the top 2 cleanest monitored lakes in Juneau County, Wisconsin, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Petenwell Flowage Lake | Juneau | C | 7.8 ft | 81.7 µg/L | - |
| 2 | Decorah Lake | Juneau | D | 7.4 ft | 116 µg/L | - |