Impaired Water - Lake Mendota (Mendota County Park Beach)
Dane County, Wisconsin
LR10
805400
0.00 - 0.02
0.02
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This beach was evaluated for recreational impairment from bacteria every two years between 2014 and 2020. Bacteria levels were too high for unimpeded recreation throughout the summer.
Listing Details
Pollutant
E. coli
Listed For
Recreation
Impairments
Recreational Restrictions - Pathogens
Current Use
Restricted Recreation
Listing Status
303d Listed
Attainable Use
Recreation
Priority
Low
Designated Use
Recreation
303(d) ID
2016-201
Listing Date
4/1/2016
Impaired Water Notes
The 2018 assessments showed continued Recreational Restrictions due to E. coli; new E. coli sample data clearly exceeded 2018 WisCALM listing thresholds for the Recreation use. Based on the most updated information, no change in existing impaired waters listing is needed.
Date
7/13/2017

Impaired Water Notes
This beach was assessed for the 2014 Impaired Waters List and E. coli data exceed 2014 WisCALM listing criteria indicating a Recreation use impairment. This water was assessed after the public comment period because new data from the Dane County Health Department.
Date
4/17/2014

Impaired Water Notes
This beach was assessed for the 2016 Impaired Waters List and E. coli data did not exceed 2016 WisCALM listing criteria.
Date
8/19/2015