C
Lone Lake
Mahnomen County, Minnesota
Water Quality Grade: C — Fair
Moderate clarity — visible to about 7.1 feet. Phosphorus level: 48.5 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.15 m | C |
| Phosphorus | 48.5 µg/L | C |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #11 of 17 lakes in Mahnomen County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-12
Monitoring stations: 2