How Clean Is Black Oak Lake?
Black Oak Lake is a clean lake by Wisconsin standards. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 29 ft. Phosphorus: 10.6 µg/L. Trophic State Index: 33.
Cleanliness Snapshot
| Metric | Black Oak Lake | Wisconsin avg |
|---|---|---|
| Water Clarity (Secchi) | 29 ft | — |
| Phosphorus | 10.6 µg/L | <30 = clean |
| Trophic State Index | 33 | <50 = clean |
How does Black Oak Lake compare?
Black Oak Lake's readings match or beat the Wisconsin state average. It ranks #41 of 103 lakes in Vilas County on nutrient and algae readings. Multi-year monitoring data shows water quality is stable based on 7 years of records.
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