Watershed Impaired Waters

Impaired Waters in Watershed (LW16)

Official Name (Click for Details)	Local Name (Click for Map)	Start Mile	End Mile	WBIC	Water Type	County	Pollutant	Impairment	303 Status	Priority
Unnamed	Local Water	0.00	3.34	5033787	River	Sauk	Total Phosphorus	Degraded Biological Community	303d Listed	Low
Shannahan Valley Creek	Shannahan Valley Creek	0.00	1.33	1257900	River	Sauk	Ammonia (Unionized) - Toxin	Chronic Aquatic Toxicity	303d Listed	Low
Shannahan Valley Creek	Shannahan Valley Creek	0.00	1.33	1257900	River	Sauk	BOD	Low DO	303d Listed	Low
Shannahan Valley Creek	Shannahan Valley Creek	0.00	1.33	1257900	River	Sauk	Elevated Water Temperature	Impairment Unknown	303d Listed	Low
Otter Creek	Otter Creek	0.00	17.17	1258400	River	Sauk	Sediment/Total Suspended Solids	Degraded Habitat	303d Listed	Low
Otter Creek	Otter Creek	17.17	18.81	1258400	River	Sauk	Unknown Pollutant	Elevated Water Temperature	303d Listed	Low
Wisconsin River	Wisconsin River	57.66	90.60	1179900	River	Columbia, Dane, Iowa, Sauk	PCBs	PCBs Contaminated Fish Tissue	303d Listed	Low
Honey Creek	Honey Creek	0.00	25.53	1253900	River	Sauk	Total Phosphorus	Degraded Biological Community	303d Listed	Low
Honey Creek	Honey Creek	25.54	30.46	1253900	River	Sauk	Unknown Pollutant	Elevated Water Temperature, Degraded Biological Community	303d Listed	Low
Lake Wisconsin	Lake Wisconsin			1260600	Impoundment	Columbia, Sauk	Total Phosphorus	Low DO, Recreational Restrictions - Blue Green Algae, Eutrophication	TMDL Approved	Not Applicable
Lake Wisconsin	Lake Wisconsin			1260600	Impoundment	Columbia, Sauk	Mercury	Mercury Contaminated Fish Tissue	303d Listed	Low
Lake Wisconsin	Lake Wisconsin			1260600	Impoundment	Columbia, Sauk	PCBs	PCBs Contaminated Fish Tissue	303d Listed	Low
White Mound Lake	White Mound Lake			1258100	Reservoir	Sauk	Unknown Pollutant	Excess Algal Growth	303d Listed	Low