How Clean Is Fourche Creek Lake?
Fourche Creek 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): 13.6 ft. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 1.3 µg/L. Trophic State Index: 36.
Cleanliness Snapshot
| Metric | Fourche Creek Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | A | C |
| Water Clarity (Secchi) | 13.6 ft | — |
| Phosphorus | 9 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 1.3 µg/L | <10 = clean |
| Trophic State Index | 36 | <50 = clean |
How does Fourche Creek Lake compare?
Fourche Creek Lake's grade of A matches or beats the Wisconsin state average of C. It ranks #1 of 2 lakes in Ripley County by water quality score.