How Clean Is Kirk Lake?
Kirk 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): 5 ft. Trophic State Index: 54.
Cleanliness Snapshot
| Metric | Kirk Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | D | B |
| Water Clarity (Secchi) | 5 ft | — |
| Trophic State Index | 54 | <50 = clean |
How does Kirk Lake compare?
Kirk Lake's grade of D falls below the Wisconsin state average of B. It ranks #8 of 13 lakes in Putnam County by water quality score.