How Clean Is Altoona Lake?
Altoona 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: 99.6 µg/L. Trophic State Index: 66.
Cleanliness Snapshot
| Metric | Altoona Lake | Wisconsin avg |
|---|---|---|
| Water Clarity (Secchi) | 3 ft | — |
| Phosphorus | 99.6 µg/L | <30 = clean |
| Trophic State Index | 66 | <50 = clean |
How does Altoona Lake compare?
Altoona Lake's readings run above the Wisconsin state average. It ranks #1 of 2 lakes in Eau Claire 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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Where to stay near Altoona Lake
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