How Clean Is Mason Lake?
Mason Lake is nutrient-rich, with elevated phosphorus and algae. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 1.1 ft. Phosphorus: 105 µg/L. Trophic State Index: 73.
Cleanliness Snapshot
| Metric | Mason Lake | Wisconsin avg |
|---|---|---|
| Water Clarity (Secchi) | 1.1 ft | — |
| Phosphorus | 105 µg/L | <30 = clean |
| Trophic State Index | 73 | <50 = clean |
How does Mason Lake compare?
Mason Lake's readings run above the Wisconsin state average. It ranks #17 of 18 lakes in Adams County on nutrient and algae readings. Multi-year monitoring data shows water quality is improving based on 7 years of records.
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