How Clean Is Charlotte Lake?
Charlotte Lake has very poor water quality and a high algae bloom risk. It received a water quality grade of F (Very Poor) based on EPA monitoring data. Water clarity (Secchi depth): 0.9 ft. Phosphorus: 238.5 µg/L. Chlorophyll-a (algae): 104.8 µg/L. Trophic State Index: 79.
Cleanliness Snapshot
| Metric | Charlotte Lake | Minnesota avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 0.9 ft | — |
| Phosphorus | 238.5 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 104.8 µg/L | <10 = clean |
| Trophic State Index | 79 | <50 = clean |
How does Charlotte Lake compare?
Charlotte Lake's grade of F falls below the Minnesota state average of C. It ranks #2 of 2 lakes in Stevens County by water quality score.