How Clean Is Big Lake?
Big Lake is a clean lake by Wisconsin standards. Its nutrient and algae readings come from EPA monitoring data. Phosphorus: 17.4 µg/L. Trophic State Index: 45.
Cleanliness Snapshot
| Metric | Big Lake | Wisconsin avg |
|---|---|---|
| Phosphorus | 17.4 µg/L | <30 = clean |
| Trophic State Index | 45 | <50 = clean |
How does Big Lake compare?
Big Lake's readings match or beat the Wisconsin state average. It ranks #23 of 103 lakes in Vilas County by water quality score. Multi-year monitoring data shows water quality is improving based on 4 years of records.
Watch Big Lake water quality
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