How Clean Is Gabbro Lake?
Gabbro 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): 4.3 ft. Trophic State Index: 56.
Cleanliness Snapshot
| Metric | Gabbro Lake | Minnesota avg |
|---|---|---|
| Overall Grade | D | C |
| Water Clarity (Secchi) | 4.3 ft | — |
| Trophic State Index | 56 | <50 = clean |
How does Gabbro Lake compare?
Gabbro Lake's grade of D falls below the Minnesota state average of C. It ranks #133 of 142 lakes in Lake County by water quality score.