C
Island Lake
Carlton County, Minnesota
Water Quality Grade: C — Fair
Murky — only visible to about 6.0 feet. Phosphorus level: 42.5 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.83 m | D |
| Phosphorus | 42.5 µg/L | C |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #33 of 41 lakes in Carlton County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-27
Monitoring stations: 1