Dunn, Pepin County, Wisconsin
LC03
2055700
0.00 - 8.60
8.60
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This water was assessed during the 2014 listing cycle; biological sample data (i.e. macroinvertebrate or fish Index of Biotic Integrity (fIBI) scores) clearly met 2014 WisCALM listing thresholds for the Fish and Aquatic Life use.
This water was added to the Impaired list during the 2026 cycle due to harmful total phosphorus levels for aquatic life and recreation.Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
High Phosphorus Levels
Current Use
Restricted Recreation
Listing Status
Proposed for List
Attainable Use
Recreation
Priority
Medium
Designated Use
Recreation
303(d) ID
2026-55
Listing Date
4/1/2026