How Clean Is Hickory Grove Lake?
Hickory Grove 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): 3.6 ft. Chlorophyll-a (algae): 24.1 µg/L. Trophic State Index: 60.
Cleanliness Snapshot
| Metric | Hickory Grove Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | D | D |
| Water Clarity (Secchi) | 3.6 ft | — |
| Chlorophyll-a (Algae) | 24.1 µg/L | <10 = clean |
| Trophic State Index | 60 | <50 = clean |
How does Hickory Grove Lake compare?
Hickory Grove Lake's grade of D matches or beats the Wisconsin state average of D. It ranks #2 of 2 lakes in Story County by water quality score.