How Clean Is Kasoag Lake?
Kasoag 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): 8.1 ft. Trophic State Index: 47.
Cleanliness Snapshot
| Metric | Kasoag Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | B |
| Water Clarity (Secchi) | 8.1 ft | — |
| Trophic State Index | 47 | <50 = clean |
How does Kasoag Lake compare?
Kasoag Lake's grade of C falls below the Wisconsin state average of B. It ranks #2 of 4 lakes in Oswego County by water quality score.