A
Clamshell Lake
Crow Wing County, Minnesota
Water Quality Grade: A — Excellent
Crystal clear — you can see 15.1 feet down. Phosphorus level: 18 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.6 m | A |
| Phosphorus | 18 µg/L | A |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #39 of 135 lakes in Crow Wing County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-18
Monitoring stations: 1