Cleanest Lakes in Washington County, Iowa
Lake Darling Max Depth in Washington County leads the rankings with a water quality grade of F and 1.6 ft of clarity. Below are the top 1 cleanest monitored lakes in Washington County, Iowa, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lake Darling Max Depth | Washington | F | 1.6 ft | - | 60.5 µg/L |