How Clean Is Hunnewell Lake?
Hunnewell Lake has poor water quality, with elevated phosphorus and algae. It received a water quality grade of D (Poor) based on EPA monitoring data. Water clarity (Secchi depth): 3.2 ft. Phosphorus: 36 µg/L. Chlorophyll-a (algae): 15.4 µg/L. Trophic State Index: 58.
Cleanliness Snapshot
| Metric | Hunnewell Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | D | C |
| Water Clarity (Secchi) | 3.2 ft | — |
| Phosphorus | 36 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 15.4 µg/L | <10 = clean |
| Trophic State Index | 58 | <50 = clean |
How does Hunnewell Lake compare?
Hunnewell Lake's grade of D falls below the Wisconsin state average of C. It ranks #1 of 2 lakes in Shelby County by water quality score.