C
St. Croix 8 Mi. Upstream of Point Douglas Dr, 3.5 Mi. S of Afton Lake
Pepin County, Wisconsin
Water Quality Grade: C — Fair
Moderate clarity — visible to about 8.9 feet. Phosphorus level: 51 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.7 m | C |
| Phosphorus | 51 µg/L | C |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #2 of 2 lakes in Pepin County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-09-21
Monitoring stations: 1