Cleanest Lakes in Mercer County, Missouri
Lake Marie in Mercer County leads the rankings with a water quality grade of B and 7.8 ft of clarity. Below are the top 2 cleanest monitored lakes in Mercer County, Missouri, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lake Marie | Mercer | B | 7.8 ft | 13 µg/L | 2.7 µg/L |
| 2 | Lake Paho | Mercer | D | 2.2 ft | 37 µg/L | 48.2 µg/L |