B
Chain Lake
Chisago County, Minnesota
Water Quality Grade: B — Good
Murky — only visible to about 5.4 feet. Phosphorus level: 16 µg/L. Chlorophyll-a: 4.3 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.65 m | D |
| Phosphorus | 16 µg/L | A |
| Chlorophyll-a (Algae) | 4.3 µg/L | A |
County Ranking
Ranked #8 of 38 lakes in Chisago 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