How Clean Is Third Crow Wing Lake?
Third Crow Wing 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): 2.5 ft. Phosphorus: 21 µg/L. Trophic State Index: 56.
Cleanliness Snapshot
| Metric | Third Crow Wing Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 2.5 ft | — |
| Phosphorus | 21 µg/L | <30 = clean |
| Trophic State Index | 56 | <50 = clean |
How does Third Crow Wing Lake compare?
Third Crow Wing Lake's grade of C matches or beats the Minnesota state average of C. It ranks #75 of 77 lakes in Hubbard County by water quality score. Multi-year monitoring data shows water quality is declining based on 5 years of records.