Impaired Waters in Watershed (CW15)

Official Name (Click for Details)Local Name (Click for Map)Start MileEnd MileWBICWater TypeCountyPollutantImpairment303 StatusPriority
Wisconsin RiverWisconsin River237.21268.181179900RiverMarathon, PortageMercuryMercury Contaminated Fish Tissue303d ListedLow
Wisconsin RiverWisconsin River237.21268.181179900RiverMarathon, PortagePCBsPCBs Contaminated Fish Tissue303d ListedLow
Lake Du BayLake DuBay1412200ImpoundmentMarathon, PortageTotal PhosphorusExcess Algal GrowthTMDL ApprovedNot Applicable
Lake Du BayLake DuBay1412200ImpoundmentMarathon, PortageUnknown PollutantExcess Algal GrowthPollutant RemovedDelisted 2016