How Clean Is Spirit River Flowage Lake?
Spirit 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): 3 ft. Phosphorus: 49.1 µg/L. Trophic State Index: 61.
Cleanliness Snapshot
| Metric | Spirit River Flowage Lake | Wisconsin avg |
|---|---|---|
| Water Clarity (Secchi) | 3 ft | — |
| Phosphorus | 49.1 µg/L | <30 = clean |
| Trophic State Index | 61 | <50 = clean |
How does Spirit River Flowage Lake compare?
Spirit River Flowage Lake's readings run above the Wisconsin state average. It ranks #12 of 13 lakes in Lincoln County on nutrient and algae readings. Multi-year monitoring data shows water quality is improving based on 6 years of records.
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