Cleanest Lakes in Scott County, Minnesota
Lower Prior Lake in Scott County leads the rankings with a water quality grade of B and 10 ft of clarity. Below are the top 21 cleanest monitored lakes in Scott County, Minnesota, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lower Prior Lake | Scott | B | 10 ft | 26.9 µg/L | - |
| 2 | Deans Lake | Scott | B | - | 37 µg/L | 3.4 µg/L |
| 3 | Cate'S Lake | Scott | B | 5.6 ft | 20 µg/L | 3.1 µg/L |
| 4 | Central Mystic Lake | Scott | B | - | 42 µg/L | 9.5 µg/L |
| 5 | O'Dowd Lake | Scott | C | 5.5 ft | 27.5 µg/L | 6.9 µg/L |
| 6 | Crystal Lake | Scott | C | 6.8 ft | 51 µg/L | 13 µg/L |
| 7 | Upper Prior Lake | Scott | C | 5 ft | 40.2 µg/L | - |
| 8 | Fish Lake | Scott | D | 3.9 ft | 60.3 µg/L | - |
| 9 | Unnamed Lake | Scott | D | 2.9 ft | 83.5 µg/L | 14.9 µg/L |
| 10 | Spring Lake | Scott | D | 6.2 ft | 66.6 µg/L | - |
| 11 | Blue Lake | Scott | D | 1.9 ft | 109.5 µg/L | 16 µg/L |
| 12 | Buck Lake | Scott | D | 2.6 ft | 272 µg/L | 18 µg/L |
| 13 | Rice Lake | Scott | F | 1.7 ft | 647 µg/L | 25.5 µg/L |
| 14 | Mcmahon Lake | Scott | F | 2.3 ft | 69 µg/L | 37.5 µg/L |
| 15 | Thole Lake | Scott | F | 2.8 ft | 76.5 µg/L | 43 µg/L |
| 16 | Cedar Lake | Scott | F | 2 ft | 97.5 µg/L | 58 µg/L |
| 17 | Pike Lake | Scott | F | 2.3 ft | 189.4 µg/L | - |
| 18 | Cleary Lake | Scott | F | 2.3 ft | 186.6 µg/L | - |
| 19 | Swamp Lake | Scott | F | 2.1 ft | 122 µg/L | 38 µg/L |
| 20 | Fisher Lake | Scott | F | 1.1 ft | 234.5 µg/L | 39 µg/L |
| 21 | East Arctic Lake | Scott | F | - | 94.5 µg/L | 44.7 µg/L |