C
Green Lake
Isanti County, Minnesota
Water Quality Grade: C — Fair
Murky — only visible to about 5.1 feet. Phosphorus level: 44 µg/L. Chlorophyll-a: 11.7 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.54 m | D |
| Phosphorus | 44 µg/L | C |
| Chlorophyll-a (Algae) | 11.7 µg/L | C |
County Ranking
Ranked #13 of 21 lakes in Isanti County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-10-09
Monitoring stations: 1