Cleanest Lakes in Mercer County, Missouri
Lake Marie in Mercer County leads the rankings with a water quality grade of A and 7.8 ft of clarity. Below are the top 3 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 | A | 7.8 ft | 13 µg/L | 2.7 µg/L |
| 2 | Twin Lake | Mercer | NR | - | - | - |
| 3 | Ballast Pit Lake | Mercer | NR | - | - | - |
More Answers for Mercer County, Missouri
Get Mercer County, Missouri water-quality updates
New grades and algae readings can change this ranking. Unsubscribe anytime.