Cleanest Lakes in Franklin County, Missouri
Marion Reservoir in Franklin County leads the rankings with a water quality grade of B and 5.9 ft of clarity. Below are the top 5 cleanest monitored lakes in Franklin County, Missouri, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Marion Reservoir | Franklin | B | 5.9 ft | 16 µg/L | 9.8 µg/L |
| 2 | Port Hudson Lake | Franklin | C | 6.1 ft | 20.8 µg/L | 7.5 µg/L |
| 3 | Fawn Lake | Franklin | C | 3.6 ft | 30 µg/L | 10.8 µg/L |
| 4 | Lake Serene | Franklin | D | 2.6 ft | 39.5 µg/L | 13.6 µg/L |
| 5 | Foxboro Lake | Franklin | D | 4 ft | - | 68.2 µg/L |