How Clean Is Star Lake?
Star Lake is among the cleanest lakes in Minnesota. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 17 ft. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 3.4 µg/L. Trophic State Index: 40.
Cleanliness Snapshot
| Metric | Star Lake | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 17 ft | — |
| Phosphorus | 13 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 3.4 µg/L | <10 = clean |
| Trophic State Index | 40 | <50 = clean |
How does Star Lake compare?
Star Lake's readings match or beat the Minnesota state average. It ranks #11 of 66 lakes in Otter Tail County by water quality score. Multi-year monitoring data shows water quality is improving based on 6 years of records.
Watch Star Lake water quality
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