How Clean Is Okauchee Lake Site?
Okauchee Lake Site is a clean lake by Wisconsin standards. It received a water quality grade of B (Good) based on EPA monitoring data. Water clarity (Secchi depth): 5.9 ft. Phosphorus: 19 µg/L. Trophic State Index: 49.
Cleanliness Snapshot
| Metric | Okauchee Lake Site | Wisconsin avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 5.9 ft | — |
| Phosphorus | 19 µg/L | <30 = clean |
| Trophic State Index | 49 | <50 = clean |
How does Okauchee Lake Site compare?
Okauchee Lake Site's grade of B matches or beats the Wisconsin state average of C. It ranks #35 of 45 lakes in Waukesha County by water quality score. Multi-year monitoring data shows water quality is improving based on 6 years of records.