How Clean Is Wells Lake?
Wells 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): 2 ft. Phosphorus: 211 µg/L. Chlorophyll-a (algae): 40.5 µg/L. Trophic State Index: 72.
Cleanliness Snapshot
| Metric | Wells Lake | Minnesota avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 2 ft | — |
| Phosphorus | 211 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 40.5 µg/L | <10 = clean |
| Trophic State Index | 72 | <50 = clean |
How does Wells Lake compare?
Wells Lake's grade of F falls below the Minnesota state average of C. It ranks #10 of 14 lakes in Rice County by water quality score. Multi-year monitoring data shows water quality is improving based on 2 years of records.