How Clean Is George Lake?
George 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): 1.6 ft. Phosphorus: 160 µg/L. Chlorophyll-a (algae): 93.5 µg/L. Trophic State Index: 74.
Cleanliness Snapshot
| Metric | George Lake | Minnesota avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 1.6 ft | — |
| Phosphorus | 160 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 93.5 µg/L | <10 = clean |
| Trophic State Index | 74 | <50 = clean |
How does George Lake compare?
George Lake's grade of F falls below the Minnesota state average of C. It ranks #2 of 7 lakes in Martin County by water quality score. Multi-year monitoring data shows water quality is improving based on 5 years of records.