C
East Twin Lake
St. Louis County, Minnesota
Water Quality Grade: C — Fair
Very murky — less than 2.8 feet of visibility. Phosphorus level: 34 µg/L. Chlorophyll-a: 5.6 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.85 m | F |
| Phosphorus | 34 µg/L | C |
| Chlorophyll-a (Algae) | 5.6 µg/L | B |
County Ranking
Ranked #145 of 198 lakes in St. Louis County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-07-30
Monitoring stations: 1