How Clean Is Nibin Lake?
Nibin 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): 5.6 ft. Trophic State Index: 52.
Cleanliness Snapshot
| Metric | Nibin Lake | Minnesota avg |
|---|---|---|
| Overall Grade | D | C |
| Water Clarity (Secchi) | 5.6 ft | — |
| Trophic State Index | 52 | <50 = clean |
How does Nibin Lake compare?
Nibin Lake's grade of D falls below the Minnesota state average of C. It ranks #175 of 187 lakes in St. Louis County by water quality score.