F
Marshan Lake
Anoka County, MinnesotaLimited Data
Water Quality Grade: F — Very Poor
Very murky — less than 1.2 feet of visibility.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.38 m | F |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #26 of 26 lakes in Anoka County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-08-02
Monitoring stations: 1