Cleanest Lakes in Klamath County, Oregon
Odell Lake in Klamath County leads the rankings with a water quality grade of A and 22.3 ft of clarity. Below are the top 11 cleanest monitored lakes in Klamath County, Oregon, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Odell Lake | Klamath | A | 22.3 ft | - | 1.1 µg/L |
| 2 | Crescent Lake | Klamath | A | 42.2 ft | - | 0.7 µg/L |
| 3 | Odell Lake | Klamath | A | 18.7 ft | - | 1.3 µg/L |
| 4 | Crescent Lake | Klamath | A | 51.7 ft | - | 0.5 µg/L |
| 5 | Williamson River Outlet Lake | Klamath | F | - | 165 µg/L | 70.5 µg/L |
| 6 | Mid-Trench Lake | Klamath | F | - | 240 µg/L | 80.6 µg/L |
| 7 | Agency Lake South | Klamath | F | - | 110 µg/L | 61.6 µg/L |
| 8 | Shoalwater Bay Lake | Klamath | F | - | 220 µg/L | 147 µg/L |
| 9 | Upper Klamath Lake | Klamath | F | - | 195 µg/L | 117 µg/L |
| 10 | Rattlesnake Point Lake | Klamath | F | - | 185 µg/L | 124.5 µg/L |
| 11 | Mid-North Lake | Klamath | F | - | 180 µg/L | 82.7 µg/L |