Cleanest Lakes in St. Charles County, Missouri
L Ste Louise Lake in St. Charles County leads the rankings on measured clarity and nutrients and 3.2 ft of clarity. Below are the top 11 cleanest monitored lakes in St. Charles County, Missouri, ranked on EPA nutrient and algae measurements.
Ranked List
| # | Lake | County | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|
| 1 | L Ste Louise Lake | St. Charles | 3.2 ft | 33.5 µg/L | 17.2 µg/L |
| 2 | Horseshoe Lake | St. Charles | - | - | - |
| 3 | Lharky Lake | St. Charles | - | - | - |
| 4 | Mud Lake | St. Charles | - | - | - |
| 5 | Grassy Lake | St. Charles | - | - | - |
| 6 | Long Lake | St. Charles | - | - | - |
| 7 | Luesse Lake | St. Charles | - | - | - |
| 8 | Alton Slough | St. Charles | - | - | - |
| 9 | Spatterdock Lake | St. Charles | - | - | - |
| 10 | Kraut Run Lake | St. Charles | - | - | - |
| 11 | Centaur Chute | St. Charles | - | - | - |
More Answers for St. Charles County, Missouri
Get St. Charles County, Missouri water-quality updates
New readings can change this ranking. Unsubscribe anytime.