How Clean Is Corey Lake Southeastern Basin; Fabius Township?
Corey Lake Southeastern Basin; Fabius Township is among the cleanest lakes in Michigan. It received a water quality grade of A (Excellent) based on EPA monitoring data. Water clarity (Secchi depth): 16 ft. Trophic State Index: 37.
Cleanliness Snapshot
| Metric | Corey Lake Southeastern Basin; Fabius Township | Michigan avg |
|---|---|---|
| Overall Grade | A | B |
| Water Clarity (Secchi) | 16 ft | — |
| Trophic State Index | 37 | <50 = clean |
How does Corey Lake Southeastern Basin; Fabius Township compare?
Corey Lake Southeastern Basin; Fabius Township's grade of A matches or beats the Michigan state average of B. It ranks #2 of 13 lakes in St. Joseph County by water quality score. Multi-year monitoring data shows water quality is improving based on 3 years of records.