B
Ml-Garrison Lake
Aitkin County, Minnesota
Water Quality Grade: B — Good
Good clarity — visible to about 12.5 feet. Phosphorus level: 26 µg/L. Chlorophyll-a: 5.4 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.82 m | B |
| Phosphorus | 26 µg/L | B |
| Chlorophyll-a (Algae) | 5.4 µg/L | B |
County Ranking
Ranked #27 of 56 lakes in Aitkin County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-10-08
Monitoring stations: 1