How Clean Is Fountain Lake?
Fountain 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): 1.5 ft. Trophic State Index: 71.
Cleanliness Snapshot
| Metric | Fountain Lake | Minnesota avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 1.5 ft | — |
| Trophic State Index | 71 | <50 = clean |
How does Fountain Lake compare?
Fountain Lake's grade of F falls below the Minnesota state average of C. It ranks #2 of 4 lakes in Freeborn County by water quality score. Multi-year monitoring data shows water quality is declining based on 5 years of records.