How Clean Is Big Kandiyohi Lake?
Big Kandiyohi Lake has fair water quality — typical of lakes with moderate nutrient enrichment. It received a water quality grade of C (Fair) based on EPA monitoring data. Water clarity (Secchi depth): 5.2 ft. Phosphorus: 143.5 µg/L. Chlorophyll-a (algae): 6.7 µg/L. Trophic State Index: 59.
Cleanliness Snapshot
| Metric | Big Kandiyohi Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.2 ft | — |
| Phosphorus | 143.5 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 6.7 µg/L | <10 = clean |
| Trophic State Index | 59 | <50 = clean |
How does Big Kandiyohi Lake compare?
Big Kandiyohi Lake's grade of C matches or beats the Minnesota state average of C. It ranks #14 of 25 lakes in Kandiyohi County by water quality score. Multi-year monitoring data shows water quality is improving based on 2 years of records.
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