B
Third River Flowage Lake
Itasca County, Minnesota
Water Quality Grade: B — Good
Moderate clarity — visible to about 7.4 feet. Chlorophyll-a: 5.5 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.27 m | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 5.5 µg/L | B |
County Ranking
Ranked #107 of 149 lakes in Itasca County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-10-08
Monitoring stations: 1