Cleanest Lakes in Douglas County, Wisconsin
Leader Lake in Douglas County leads the rankings with a water quality grade of A and 50.9 ft of clarity. Below are the top 14 cleanest monitored lakes in Douglas County, Wisconsin, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Leader Lake | Douglas | A | 50.9 ft | 9.5 µg/L | - |
| 2 | Whitefish Lake | Douglas | A | 82 ft | 11.4 µg/L | - |
| 3 | Whitefish Lake | Douglas | A | 86.9 ft | 9.4 µg/L | - |
| 4 | Lake Nebagamon | Douglas | A | 23 ft | 17.7 µg/L | - |
| 5 | Red Lake | Douglas | A | 39.4 ft | 12.5 µg/L | - |
| 6 | Lake Minnesuing | Douglas | A | 19.7 ft | 16.2 µg/L | - |
| 7 | Bardon Lake | Douglas | A | 88.6 ft | 9.4 µg/L | - |
| 8 | Amnicon Lake | Douglas | A | 16.4 ft | 23.2 µg/L | - |
| 9 | St Croix Flowage Lake | Douglas | A | 21.3 ft | 23.2 µg/L | - |
| 10 | Saint Croix Flowage Lake | Douglas | A | 27.9 ft | 23.8 µg/L | - |
| 11 | Person Lake | Douglas | A | 25.4 ft | 25.2 µg/L | - |
| 12 | Tozer Lake | Douglas | C | 9.8 ft | 38.2 µg/L | - |
| 13 | Dowling Lake | Douglas | C | 8.2 ft | 50 µg/L | - |
| 14 | Radigan Flowage Lake | Douglas | D | 6.6 ft | 94.9 µg/L | - |