Cleanest Lakes in Powell County, Montana
Elbow Lake in Powell County leads the rankings with a water quality grade of A. Below are the top 2 cleanest monitored lakes in Powell County, Montana, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Elbow Lake | Powell | A | - | 10.1 µg/L | 4.2 µg/L |
| 2 | Nla Lake | Powell | C | - | 115.9 µg/L | 4.9 µg/L |