Impaired Water - Yahara River (Yahara, Stoughton To L. Kegonsa)
Dane County, Wisconsin
LR06
798300
16.32 - 22.06
5.74
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Yahara River has been on the state's 303(d) imparied waters list since 1998 for Total Suspended Solids and Total Phosphorus. In TMDL Approved 2011.

This water was assessed during the 2018 listing cycle; new total phosphorus sample data were clearly below 2018 WisCALM listing thresholds for the Fish and Aquatic Life use. Based on these data the TP listing is proposed for removal in 2018.
Listing Details
Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Low DO
Current Use
WWSF - Warmwater Sport Fishery
Listing Status
Pollutant Removed
Attainable Use
WWSF - Warmwater Sport Fishery
Priority
Delisted 2018
Designated Use
WWSF - Warmwater Sport Fishery
303(d) ID
546
Listing Date
4/1/1998
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus sample data were clearly below 2018 WisCALM listing thresholds for the Fish and Aquatic Life use.
Date
7/28/2017

Impaired Water Notes
Yahara River (798300, miles 0-22.06) is a part of the Rock River Basin and is listed as impaired for total phosphorus and sediment/total suspended solids. The Rock River Basin TMDLs for phosphorus and sediment were approved by the USEPA September 28, 2011.
Date
5/8/2012

 
Pollutant
Sediment/Total Suspended Solids
Listed For
Fish and Aquatic Life
Impairments
Degraded Habitat
Current Use
WWSF - Warmwater Sport Fishery
Listing Status
TMDL Approved
Attainable Use
WWSF - Warmwater Sport Fishery
Priority
Not Applicable
Designated Use
WWSF - Warmwater Sport Fishery
303(d) ID
546
Listing Date
4/1/1998
Impaired Water Notes
Yahara River (798300, miles 0-22.06) is a part of the Rock River Basin and is listed as impaired for total phosphorus and sediment/total suspended solids. The Rock River Basin TMDLs for phosphorus and sediment were approved by the USEPA September 28, 2011.
Date
5/8/2012