How Clean Is Harvey Dam Lake?
Harvey Dam Lake has fair water quality — typical of lakes with moderate nutrient enrichment. It received a water quality grade of C (Fair) based on EPA monitoring data. Water clarity (Secchi depth): 5.4 ft. Chlorophyll-a (algae): 6.8 µg/L. Trophic State Index: 51.
Cleanliness Snapshot
| Metric | Harvey Dam Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.4 ft | — |
| Chlorophyll-a (Algae) | 6.8 µg/L | <10 = clean |
| Trophic State Index | 51 | <50 = clean |
How does Harvey Dam Lake compare?
Harvey Dam Lake's grade of C matches or beats the Wisconsin state average of C. It ranks #2 of 2 lakes in Wells County by water quality score.