How Clean Is Brewer Lake?
Brewer 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): 4.3 ft. Chlorophyll-a (algae): 31.1 µg/L. Trophic State Index: 60.
Cleanliness Snapshot
| Metric | Brewer Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | D | C |
| Water Clarity (Secchi) | 4.3 ft | — |
| Chlorophyll-a (Algae) | 31.1 µg/L | <10 = clean |
| Trophic State Index | 60 | <50 = clean |
How does Brewer Lake compare?
Brewer Lake's grade of D falls below the Wisconsin state average of C. It ranks #1 of 1 lakes in Cass County by water quality score.