Cleanest Lakes in Iowa County, Wisconsin
Black Hawk Lake in Iowa County leads the rankings with a water quality grade of A and 17.2 ft of clarity. Below are the top 6 cleanest monitored lakes in Iowa County, Wisconsin, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Black Hawk Lake | Iowa | A | 17.2 ft | 19.9 µg/L | - |
| 2 | Goodwiler Lake | Iowa | A | 15.3 ft | 29.7 µg/L | - |
| 3 | Kendal Lake | Iowa | B | 22.6 ft | 32.7 µg/L | - |
| 4 | Helen Lake | Iowa | B | 11.3 ft | 54.7 µg/L | - |
| 5 | Avoca Lake | Iowa | D | 6.6 ft | 80.5 µg/L | - |
| 6 | Ludden Lake | Iowa | D | 4.9 ft | 172 µg/L | - |