A
Long Lake
Beltrami County, Minnesota
Water Quality Grade: A — Excellent
Good clarity — visible to about 10.0 feet. Phosphorus level: 17 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.05 m | B |
| Phosphorus | 17 µg/L | A |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #33 of 87 lakes in Beltrami County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-09-27
Monitoring stations: 1