Impaired Water - Lake Superior (Maslowski Beach, Lake Superior)
Ashland County, Wisconsin
LS08
2751220
0.00 - 0.87
0.87
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Lake Superior's Maslowski Beach was identified as impaired for bacteria twice. It was on the Impaired Waters List from cycles 2006 to 2012 then again from 2018 to the present. This beach was evaluated in the 2022 cycle and elevated bacteria confirmed the need for impairment listing.
Listing Details
Pollutant
E. coli
Listed For
Recreation
Impairments
Recreational Restrictions - Pathogens
Current Use
Restricted Recreation
Listing Status
303d Listed
Attainable Use
Full Body Contact - Swimming, Boating
Priority
Low
Designated Use
Full Body Contact - Swimming, Boating
303(d) ID
2016-266
Listing Date
4/1/2016
Impaired Water Notes
This beach was assessed during the 2018 listing cycle; new E. coli sample data clearly exceeded 2018 WisCALM listing thresholds for the Recreation use.
Date
7/13/2017

Impaired Water Notes
This beach was assessed for the 2012 Impaired Waters List, and data indicate recreational use impairment should be removed.
Date
7/18/2011

Impaired Water Notes
This beach was listed for E. coli in 2006 (impairment ID # 829) and was delisted in 2012. This beach was assessed for the 2016 Impaired Waters List and E. coli data exceeded 2016 WisCALM listing criteria indicating Recreational Use impairment.
Date
9/2/2015

Impaired Water Notes
This beach was assessed during the 2022 listing cycle; new E. coli sample data exceeded 2022 WisCALM listing thresholds for the Recreation use.
Date
4/14/2021