How Clean Is Hattie Lake?
Hattie Lake has poor water quality, with elevated phosphorus and algae. It received a water quality grade of D (Poor) based on EPA monitoring data. Water clarity (Secchi depth): 3.5 ft. Trophic State Index: 59.
Cleanliness Snapshot
| Metric | Hattie Lake | Minnesota avg |
|---|---|---|
| Overall Grade | D | C |
| Water Clarity (Secchi) | 3.5 ft | — |
| Trophic State Index | 59 | <50 = clean |
How does Hattie Lake compare?
Hattie Lake's grade of D falls below the Minnesota state average of C. It ranks #1 of 6 lakes in Stevens County by water quality score. Multi-year monitoring data shows water quality is improving based on 3 years of records.