How Clean Is West Graham Lake?
West Graham Lake is algae-prone, with a higher bloom risk in warm months. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 4.1 ft. Phosphorus: 182 µg/L. Chlorophyll-a (algae): 110.8 µg/L. Trophic State Index: 71.
Cleanliness Snapshot
| Metric | West Graham Lake | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 4.1 ft | — |
| Phosphorus | 182 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 110.8 µg/L | <10 = clean |
| Trophic State Index | 71 | <50 = clean |
How does West Graham Lake compare?
West Graham Lake's readings run above the Minnesota state average. It ranks #5 of 5 lakes in Nobles County on nutrient and algae readings.
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