Cleanest Lakes in St. Charles County, Missouri
L Ste Louise Lake in St. Charles County leads the rankings with a water quality grade of C and 3.2 ft of clarity. Below are the top 11 cleanest monitored lakes in St. Charles County, Missouri, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | L Ste Louise Lake | St. Charles | C | 3.2 ft | 33.5 µg/L | 17.2 µg/L |
| 2 | Horseshoe Lake | St. Charles | NR | - | - | - |
| 3 | Lharky Lake | St. Charles | NR | - | - | - |
| 4 | Mud Lake | St. Charles | NR | - | - | - |
| 5 | Grassy Lake | St. Charles | NR | - | - | - |
| 6 | Long Lake | St. Charles | NR | - | - | - |
| 7 | Luesse Lake | St. Charles | NR | - | - | - |
| 8 | Alton Slough | St. Charles | NR | - | - | - |
| 9 | Spatterdock Lake | St. Charles | NR | - | - | - |
| 10 | Kraut Run Lake | St. Charles | NR | - | - | - |
| 11 | Centaur Chute | St. Charles | NR | - | - | - |
More Answers for St. Charles County, Missouri
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