A
Gogebic Lake
Cook County, Minnesota
Water Quality Grade: A — Excellent
Good clarity — visible to about 13.8 feet. Phosphorus level: 5 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.2 m | B |
| Phosphorus | 5 µg/L | A |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #43 of 144 lakes in Cook County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2022-08-09
Monitoring stations: 1