St. Croix County, Wisconsin
SC01
2598900
60.01
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Twin Lakes Water is on the 303(d) list for eutrophication caused by phosphorus from general nonpoint sources and point sources. Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Elevated pH , Eutrophication
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
LFF - Limited Forage Fishery
Priority
Low
Designated Use
LFF - Limited Forage Fishery
303(d) ID
494
Listing Date
4/1/1998
Impaired Water Notes
Monthly Monitoring 1993; pH violations: 6 out of 6 samples
Date
3/25/2002
Impaired Water Notes
This lake is covered by the following restoration plan and was classified as Category 5W as a result: Implementation Plan for the Lake St. Croix Nutrient Total Maximum Daily Load (expires 2025).
Date
7/29/2019