How Clean Is Clitherall Lake?
Clitherall Lake is among the cleanest lakes in Minnesota. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 14.1 ft. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 4 µg/L. Trophic State Index: 40.
Cleanliness Snapshot
| Metric | Clitherall Lake | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 14.1 ft | — |
| Phosphorus | 9 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 4 µg/L | <10 = clean |
| Trophic State Index | 40 | <50 = clean |
How does Clitherall Lake compare?
Clitherall Lake's readings match or beat the Minnesota state average. It ranks #21 of 66 lakes in Otter Tail County by water quality score. Multi-year monitoring data shows water quality is declining based on 6 years of records.
Watch Clitherall Lake water quality
Get an email when the clarity or algae readings change. Unsubscribe anytime.