How Clean Is Willmar Lake?
Willmar Lake is nutrient-rich, with elevated phosphorus and algae. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 2 ft. Phosphorus: 73 µg/L. Chlorophyll-a (algae): 27.6 µg/L. Trophic State Index: 66.
Cleanliness Snapshot
| Metric | Willmar Lake | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 2 ft | — |
| Phosphorus | 73 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 27.6 µg/L | <10 = clean |
| Trophic State Index | 66 | <50 = clean |
How does Willmar Lake compare?
Willmar Lake's readings run above the Minnesota state average. It ranks #17 of 25 lakes in Kandiyohi County by water quality score. Multi-year monitoring data shows water quality is declining based on 3 years of records.
Watch Willmar Lake water quality
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