Impaired Water - Lake Poygan (Poygan Lake)
Waushara, Winnebago County, Wisconsin
WR01, WR02, WR03
242800
14,024.40
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This water was assessed during the 2014 listing cycle; total phosphorus sample data overwhelmingly exceed 2014 WisCALM listing thresholds for the Recreation use, and chlorophyll data exceed REC thresholds. Total phosphorus and chlorophyll data do not exceed Fish and Aquatic Life thresholds.

This water was assessed during the 2018 listing cycle; new fish tissue data indicates that this waterbody no longer needs a specific fish consumption advice for PCBs. This water should have its PCB listing removed.
This water is covered by the Upper Fox & Wolf River Basins TMDL, approved by the US EPA on February 27, 2020.
Listing Details
Pollutant
Sediment/Total Suspended Solids
Listed For
Fish and Aquatic Life
Impairments
Degraded Habitat, Turbidity
Current Use
Shallow Lowland Lake
Listing Status
TMDL Approved
Attainable Use
FAL - Fish and Aquatic Life Community
Priority
Not Applicable
Designated Use
FAL - Fish and Aquatic Life Community
303(d) ID
373
Listing Date
4/1/1998
Impaired Water Notes
This water is covered by the Upper Fox & Wolf River Basins TMDL, approved by the US EPA on February 27, 2020.
Date
3/4/2020

 
Pollutant
PCBs
Listed For
Impairments
NA
Current Use
Listing Status
Pollutant Removed
Attainable Use
Priority
Delisted 2018
Designated Use
303(d) ID
373
Listing Date
4/1/1998
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new fish tissue data indicates that this waterbody no longer needs a specific fish consumption advice for PCBs. This water should have its PCB listing removed.
Date
5/24/2017

 
Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
High Phosphorus Levels, Excess Algal Growth
Current Use
Restricted Recreation
Listing Status
TMDL Approved
Attainable Use
Full Body Contact - Swimming, Boating
Priority
Not Applicable
Designated Use
Full Body Contact - Swimming, Boating
303(d) ID
373
Listing Date
4/1/1998
Impaired Water Notes
This water was assessed during the 2012 listing cycle, and total phosphorus sample data exceed 2012 WisCALM listing thresholds for the recreation use; however, chlorophyll a levels are below recreation use listing thresholds. Fish and aquatic life thresholds for total phosphorus and chlorophyll were not exceeded.
Date
4/1/2012

Impaired Water Notes
This water was assessed during the 2014 listing cycle; total phosphorus and chlorophyll sample data exceed 2014 WisCALM listing thresholds for the Recreation use. Total phosphorus and chlorophyll data do not exceed Fish and Aquatic Life thresholds.
Date
1/20/2014

Impaired Water Notes
This water is covered by the Upper Fox & Wolf River Basins TMDL, approved by the US EPA on February 27, 2020.
Date
3/4/2020