How Clean Is Apple River Flowage Lake?
Apple River Flowage Lake is nutrient-rich, with elevated phosphorus and algae. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 5.9 ft. Phosphorus: 78.5 µg/L. Trophic State Index: 59.
Cleanliness Snapshot
| Metric | Apple River Flowage Lake | Wisconsin avg |
|---|---|---|
| Water Clarity (Secchi) | 5.9 ft | — |
| Phosphorus | 78.5 µg/L | <30 = clean |
| Trophic State Index | 59 | <50 = clean |
How does Apple River Flowage Lake compare?
Apple River Flowage Lake's readings run above the Wisconsin state average. It ranks #49 of 55 lakes in Polk County on nutrient and algae readings. Multi-year monitoring data shows water quality is stable based on 6 years of records.
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