How Clean Is Francis Lake?
Francis 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): 6 ft. Phosphorus: 25 µg/L. Trophic State Index: 51.
Cleanliness Snapshot
| Metric | Francis Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 6 ft | — |
| Phosphorus | 25 µg/L | <30 = clean |
| Trophic State Index | 51 | <50 = clean |
How does Francis Lake compare?
Francis Lake's grade of C matches or beats the Minnesota state average of C. It ranks #6 of 23 lakes in Meeker County by water quality score. Multi-year monitoring data shows water quality is stable based on 5 years of records.