Wisconsin

It depends on the town. 132 of 189 listed water systems in Wisconsin, United States are low risk (69.8%).

• 132Low
• 54Medium
• 3High
• 0Critical

• AltoonaMedium risk
• AntigoHigh risk
• Appleton2 systems · low risk
• ArcadiaLow risk
• AshlandMedium risk
• AshwaubenonLow risk
• BaldwinLow risk
• BarabooLow risk
• BarronLow risk
• Beaver DamLow risk
• BeloitLow risk
• BerlinLow risk
• Black River Falls2 systems · includes medium risk
• BloomerMedium risk
• Brookfield2 systems · low risk
• Brown DeerLow risk
• BurlingtonLow risk
• CaledoniaMedium risk
• CedarburgLow risk
• ChiltonMedium risk
• Chippewa Falls2 systems · includes high risk
• ClintonvilleMedium risk
• ColumbusLow risk
• Combined LocksMedium risk
• Cottage GroveMedium risk
• Cross PlainsLow risk
• CudahyLow risk
• De Pere3 systems · includes medium risk
• DeForestMedium risk
• DelavanLow risk
• DodgevilleLow risk
• East TroyLow risk
• Eau ClaireLow risk
• EdgertonMedium risk
• ElkhornLow risk
• EllsworthHigh risk
• EvansvilleLow risk
• FitchburgLow risk
• Fond du LacMedium risk
• Fort AtkinsonLow risk
• Fort Mccoy North PostLow risk
• Fox PointLow risk
• FranklinLow risk
• GermantownMedium risk
• Glendale2 systems · low risk
• GraftonLow risk
• Grand Chute Tn SanLow risk
• Green Bay4 systems · includes medium risk
• GreendaleLow risk
• Greenville Vil ofLow risk
• HartfordLow risk
• HartlandLow risk
• HobartLow risk
• HolmenMedium risk
• HoriconLow risk
• HudsonMedium risk
• JacksonMedium risk
• JanesvilleLow risk
• JeffersonMedium risk
• Johnson CreekMedium risk
• KaukaunaLow risk
• KenoshaLow risk
• KeshenaLow risk
• KewaskumLow risk
• KielLow risk
• KimberlyMedium risk
• KronenwetterMedium risk
• La CrosseLow risk
• Lake GenevaLow risk
• Lake MillsLow risk
• LancasterLow risk
• Little ChuteMedium risk
• MadisonMedium risk
• ManitowocLow risk
• MarinetteLow risk
• MarshallLow risk
• MarshfieldLow risk
• MaustonMedium risk
• MayvilleLow risk
• McFarlandLow risk
• MedfordLow risk
• Menasha2 systems · low risk
• Menomonee FallsLow risk
• MenomonieLow risk
• MequonLow risk
• MerrillMedium risk
• MiddletonMedium risk
• MiltonLow risk
• MilwaukeeLow risk
• MononaLow risk
• MonroeLow risk
• MosineeLow risk
• Mount HorebLow risk
• MukwonagoLow risk
• MuskegoMedium risk
• Neenah3 systems · includes medium risk
• New BerlinLow risk
• New LondonLow risk
• New RichmondLow risk
• North Fond du LacMedium risk
• Oak CreekMedium risk
• OconomowocLow risk
• OcontoMedium risk
• OmroLow risk
• OnalaskaLow risk
• OneidaLow risk
• OregonLow risk
• Oshkosh2 systems · low risk
• Pell LakeMedium risk
• PeshtigoLow risk
• Pewaukee2 systems · medium risk
• PlattevilleLow risk
• Pleasant PrairieMedium risk
• PloverLow risk
• PlymouthLow risk
• Port WashingtonLow risk
• PortageLow risk
• Prairie du ChienLow risk
• Prairie du SacMedium risk
• PrescottLow risk
• PulaskiLow risk
• RacineLow risk
• ReedsburgLow risk
• RhinelanderMedium risk
• Rib MountainLow risk
• Rice LakeLow risk
• Richland CenterMedium risk
• RiponMedium risk
• River FallsMedium risk
• Sauk CityLow risk
• SaukvilleLow risk
• SeymourLow risk
• Shawano2 systems · low risk
• Sheboygan2 systems · low risk
• Sheboygan FallsLow risk
• ShorewoodLow risk
• SlingerMedium risk
• SomersetMedium risk
• South MilwaukeeLow risk
• SpartaLow risk
• StanleyLow risk
• Stevens PointLow risk
• StoughtonLow risk
• Sturgeon BayLow risk
• SuamicoLow risk
• Sun PrairieLow risk
• SuperiorMedium risk
• SussexLow risk
• TomahMedium risk
• Two RiversMedium risk
• Union GroveMedium risk
• VeronaMedium risk
• ViroquaLow risk
• WaterfordMedium risk
• WaterlooLow risk
• WatertownLow risk
• WaukeshaMedium risk
• WaunakeeLow risk
• WaupacaMedium risk
• Waupun2 systems · low risk
• WausauLow risk
• WauwatosaLow risk
• West AllisLow risk
• West BendLow risk
• West SalemLow risk
• WestonLow risk
• Whitefish BayLow risk
• WhitewaterLow risk
• WindsorLow risk
• Wisconsin RapidsLow risk
• WrightstownMedium risk

Covers community water systems serving 3,300 people or more. The rating uses health-based violations of federal drinking-water standards in the last three years, and whether those violations have been fixed. Each system is placed at a town it serves, so positions are approximate.