Water Providers in Iowa
- Ames Water
- Burlington Water
- Cedar Falls Utilities
- Cedar Rapids Water Department (CRWD)
- City Of Ankeny Water
- Council Bluffs Water Works
- Des Moines Water Works (DMWW)
- Dubuque Utilities
- Fort Dodge Water Department
- Iowa American Water - Clinton District
- Iowa American Water - Iowa Quad Cities
- Iowa City Water
- Iowa Regional Utilities Association (IRUA)
- Johnston Water
- Marion Water Department
- Marshalltown Water Works
- Mason City Water Department
- Muscatine Power and Water
- Ottumwa Water Works
- Rathbun Regional Water
- Urbandale Water
- Waterloo Water Works
- West Des Moines Water Works
Water Providers by City
- Ames City
- Ankeny City
- Burlington City
- Cedar Falls City
- Cedar Rapids City
- Centerville
- Clinton
- Council Bluffs
- Davenport City
- Des Moines City
- Dubuque
- Fort Dodge City
- Iowa
- Johnston City
- Marion City
- Marshalltown City
- Mason
- Muscatine City
- Ottumwa City
- Urbandale City
- Waterloo City
- Waverly
- West Des Moines City
Water Providers by County
- Appanoose County
- Black Hawk County
- Bremer County
- Butler County
- Cerro Gordo County
- Clinton County
- Dallas County and Polk County
- Davis County
- Decatur County
- Des Moines County
- Dubuque County
- Grundy County
- Hardin County
- Jasper County
- Jefferson County
- Johnson County
- Linn County
- Lucas County
- Marshall County
- Monroe County
- Muscatine County
- Polk County
- Pottawattamie County
- Scott County
- Story County
- Van Buren County
- Wapello County
- Wayne County
- Webster County