How Clean Is Petenwell Flowage Lake?
Petenwell Flowage Lake is nutrient-rich, with elevated phosphorus and algae. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 2.3 ft. Phosphorus: 81.7 µg/L. Trophic State Index: 66.
Cleanliness Snapshot
| Metric | Petenwell Flowage Lake | Wisconsin avg |
|---|---|---|
| Water Clarity (Secchi) | 2.3 ft | — |
| Phosphorus | 81.7 µg/L | <30 = clean |
| Trophic State Index | 66 | <50 = clean |
How does Petenwell Flowage Lake compare?
Petenwell Flowage Lake's readings run above the Wisconsin state average. It ranks #1 of 2 lakes in Juneau County on nutrient and algae readings. Multi-year monitoring data shows water quality is declining based on 6 years of records.
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