Iowa

It depends on the town. 135 of 140 listed water systems in Iowa, United States are low risk (96.4%).

• 135Low
• 5Medium
• 0High
• 0Critical

• 1Low risk
• AdelLow risk
• AlbiaLow risk
• AlgonaLow risk
• Altoona2 systems · includes medium risk
• Ames2 systems · low risk
• AnamosaLow risk
• AnkenyLow risk
• AsburyLow risk
• AtlanticLow risk
• AvocaLow risk
• BondurantLow risk
• BooneMedium risk
• BrooklynLow risk
• Burlington2 systems · low risk
• CamancheLow risk
• CarlisleLow risk
• CarrollLow risk
• Carter LakeLow risk
• Cedar FallsLow risk
• Cedar RapidsLow risk
• Centerville2 systems · low risk
• CharitonLow risk
• Charles CityLow risk
• Cherokee2 systems · low risk
• ClarindaLow risk
• Clear LakeLow risk
• ClintonLow risk
• CliveLow risk
• CoralvilleLow risk
• Council BluffsLow risk
• CrescoLow risk
• Creston2 systems · low risk
• DavenportLow risk
• De WittLow risk
• DecorahLow risk
• DenisonLow risk
• Des MoinesLow risk
• DubuqueLow risk
• DyersvilleLow risk
• Eagle GroveLow risk
• EldridgeLow risk
• EmmetsburgLow risk
• EsthervilleLow risk
• EvansdaleLow risk
• FairfieldLow risk
• Forest CityLow risk
• Fort DodgeLow risk
• Fort Madison2 systems · low risk
• GlenwoodLow risk
• GrimesLow risk
• GrinnellMedium risk
• HamptonLow risk
• HarlanLow risk
• HiawathaLow risk
• HumboldtLow risk
• HuxleyLow risk
• IndependenceLow risk
• Indianola2 systems · low risk
• Iowa City2 systems · low risk
• Iowa FallsLow risk
• JeffersonLow risk
• JohnstonLow risk
• KeokukLow risk
• KnoxvilleLow risk
• Le MarsLow risk
• ManchesterLow risk
• ManningLow risk
• MaquoketaLow risk
• Marion2 systems · low risk
• MarshalltownLow risk
• Mason CityLow risk
• MilfordMedium risk
• MonticelloLow risk
• Mount PleasantLow risk
• Mount VernonLow risk
• MuscatineLow risk
• NevadaLow risk
• New HamptonLow risk
• NewtonLow risk
• North LibertyLow risk
• NorwalkLow risk
• OelweinLow risk
• Orange CityLow risk
• OsageLow risk
• Osceola2 systems · includes medium risk
• Osceola -northLow risk
• Oskaloosa2 systems · low risk
• OttumwaLow risk
• PellaLow risk
• PerryLow risk
• Polk CityLow risk
• Red Oak2 systems · low risk
• Rock ValleyLow risk
• Sergeant BluffLow risk
• SheldonLow risk
• ShenandoahLow risk
• Sioux CenterLow risk
• Sioux CityLow risk
• Southern Sioux CountyLow risk
• Spencer3 systems · low risk
• Spirit LakeLow risk
• Storm LakeLow risk
• Story CityLow risk
• TamaLow risk
• TiffinLow risk
• UrbandaleLow risk
• VintonLow risk
• WapelloLow risk
• WashingtonLow risk
• WaterlooLow risk
• WaukeeLow risk
• WaukonLow risk
• Waverly2 systems · low risk
• Webster CityLow risk
• West BurlingtonLow risk
• West Des MoinesLow risk
• West LibertyLow risk
• WilliamsburgLow risk
• WintersetLow risk
• WoodwardLow risk
• Xenia (boone)Low risk
• Xenia (des Moines)Low risk
• Xenia (north)Low 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.