How Clean Is Barnes Lake?
Barnes Lake is among the cleanest lakes in Wisconsin. It received a water quality grade of A (Excellent) based on EPA monitoring data. Water clarity (Secchi depth): 14.5 ft. Chlorophyll-a (algae): 2.1 µg/L. Trophic State Index: 38.
Cleanliness Snapshot
| Metric | Barnes Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | A | B |
| Water Clarity (Secchi) | 14.5 ft | — |
| Chlorophyll-a (Algae) | 2.1 µg/L | <10 = clean |
| Trophic State Index | 38 | <50 = clean |
How does Barnes Lake compare?
Barnes Lake's grade of A matches or beats the Wisconsin state average of B. It ranks #1 of 8 lakes in Lapeer County by water quality score.