Iowa utilities 201 to 300.
Each serves 1,125 to 2,004 people, as it reports to EPA. Your ZIP code finds yours faster.
201 to 300 of 1,075, by people served
| Utility | Based in | Serves | Regulated PFAS | Health-based violations since 2016 |
|---|---|---|---|---|
| Sigourney Muni Water Works | Sigourney | 2,004 | Not sampled | 0 |
| Poweshiek Water Association (Cr) | Norway | 2,000 | Not sampled | 0 |
| Wapello Municipal Water Works | Wapello | 1,977 | Not sampled | 0 |
| Denver Water Supply | Denver | 1,919 | Not sampled | 0 |
| New London Munic Water Dept | New London | 1,910 | Not sampled | 0 |
| Dallas Center Water Supply | Dallas Center | 1,901 | Not sampled | 0 |
| Pocahontas Water Department | Pocahontas | 1,877 | Not sampled | 0 |
| Durant Water Supply | Durant | 1,871 | Not sampled | 0 |
| Columbus Junction Water Supply | Columbus Junction | 1,830 | Not sampled | 0 |
| Leon Water Supply | Leon | 1,830 | Not sampled | 7 |
| Guttenberg Water Utility | Guttenberg | 1,817 | Not sampled | 0 |
| Stuart Water Supply | Stuart | 1,814 | Not sampled | 0 |
| Park View Village | Grimes | 1,800 | Not sampled | 0 |
| Farley Water Supply | Farley | 1,766 | Not sampled | 1 |
| Lyon - Sioux RWS - Doon | Doon | 1,765 | Not sampled | 0 |
| Ponderosa Utilities Inc. | Montezuma | 1,750 | Not sampled | 0 |
| Corning Muni Water Department | Corning | 1,735 | Not sampled | 2 |
| Lake City Water Supply | Lake City | 1,731 | Not sampled | 0 |
| Manson Water Supply | Manson | 1,727 | Not sampled | 0 |
| West Central RWA - Boyer System | Wall Lake | 1,715 | None found | 0 |
| Sirwa #1 (Greenfield) | Greenfield | 1,712 | Not sampled | 0 |
| Prairie City Water Works | Prairie City | 1,703 | Not sampled | 0 |
| Avoca Water Works | Avoca | 1,697 | Not sampled | 0 |
| Mediapolis Water Supply | Mediapolis | 1,688 | Not sampled | 0 |
| Moville Water Supply | Moville | 1,687 | Not sampled | 0 |
| Mount Ayr Water Treatment Plant | Mount Ayr | 1,683 | Not sampled | 0 |
| Remsen Municipal Utilities | Remsen | 1,678 | Not sampled | 0 |
| Pleasantville Water Works | Pleasantville | 1,676 | Not sampled | 1 |
| Reinbeck Water Supply | Reinbeck | 1,662 | Not sampled | 0 |
| Granger Muni Water Supply | Granger | 1,654 | Not sampled | 0 |
| Xenia RWD (Madrid) | Madrid | 1,635 | Not sampled | 1 |
| Woodbine Water Department | Woodbine | 1,625 | Not sampled | 0 |
| Corydon Water Supply | Corydon | 1,610 | Not sampled | 0 |
| Hartley Municipal Water Department | Hartley | 1,605 | Not sampled | 0 |
| Ackley Municipal Water Works | Ackley | 1,599 | Not sampled | 0 |
| Guthrie Center Muni Water Work | Guthrie Center | 1,593 | Not sampled | 0 |
| Traer Municipal Water Plant | Traer | 1,583 | Not sampled | 0 |
| Urbana Water Supply | Urbana | 1,562 | Not sampled | 0 |
| City of Akron | Akron | 1,558 | Not sampled | 0 |
| Urban Bluffs - North | Council Bluffs | 1,558 | PFBS | 0 |
| Nashua Water Supply | Nashua | 1,551 | Not sampled | 0 |
| Walcott Waterworks | Walcott | 1,551 | Not sampled | 0 |
| Slater Muni Water Dept | Slater | 1,548 | Not sampled | 1 |
| Montezuma Muni Water Supply | Montezuma | 1,545 | Not sampled | 0 |
| Bedford Water Works | Bedford | 1,533 | Not sampled | 0 |
| Lyon - Sioux RWS - Big Sioux | Rock Rapids | 1,530 | None found | 0 |
| Oakland Munic Water Utility | Oakland | 1,524 | Not sampled | 0 |
| Wellman Municipal Waterworks | Wellman | 1,524 | Not sampled | 0 |
| City of Holstein | Holstein | 1,511 | Not sampled | 0 |
| Brooklyn Water Department | Brooklyn | 1,505 | Not sampled | 0 |
| Monona Municipal Water Dept | Monona | 1,471 | Not sampled | 0 |
| Lenox Water Supply | Lenox | 1,470 | Not sampled | 0 |
| Rathbun Regional Water (Mount Pleasant) | Mount Pleasant | 1,465 | Not sampled | 0 |
| Cherokee RWS - Mill Creek Subsystem | Cherokee | 1,451 | Not sampled | 0 |
| Earlham Municipal Waterworks | Earlham | 1,446 | Not sampled | 0 |
| Clarinda Treatment Complex | Clarinda | 1,439 | Not sampled | 0 |
| State Center Muni Water Dept | State Center | 1,411 | Not sampled | 0 |
| Palo Water Supply | Palo | 1,407 | Not sampled | 0 |
| Logan Water Supply | Logan | 1,397 | Not sampled | 0 |
| Kingsley Water Supply | Kingsley | 1,396 | Not sampled | 0 |
| Roland Water Supply | Roland | 1,394 | Not sampled | 0 |
| Manning Water Supply | Manning | 1,392 | Not sampled | 0 |
| Sanborn Water Supply | Sanborn | 1,392 | Not sampled | 0 |
| Sirwa #3 (Leon) | Decatur City | 1,373 | Not sampled | 0 |
| Nora Springs Water Supply | Nora Springs | 1,369 | Not sampled | 0 |
| Mahaska Rural Water (New Sharon) | New Sharon | 1,368 | Not sampled | 0 |
| Lone Tree Muni Water System | Lone Tree | 1,357 | Not sampled | 0 |
| Woodward Water Supply | Woodward | 1,346 | Not sampled | 2 |
| Dike Water Supply | Dike | 1,306 | Not sampled | 0 |
| Laurens Water Supply | Laurens | 1,301 | Not sampled | 0 |
| Lake Ridge, Incorporated | Iowa City | 1,300 | Not sampled | 0 |
| Dysart Water Supply | Dysart | 1,281 | Not sampled | 0 |
| Shell Rock Muni Water Supp | Shell Rock | 1,269 | Not sampled | 0 |
| Manly Water Supply | Manly | 1,266 | Not sampled | 0 |
| Central City Water Supply | Central City | 1,264 | Not sampled | 0 |
| Fayette Water Supply | Fayette | 1,256 | Not sampled | 0 |
| Clarksville Water Supply | Clarksville | 1,254 | None found | 0 |
| Alton Municipal Water Department | Alton | 1,248 | Not sampled | 0 |
| Amana Society Water System North | Middle Amana | 1,248 | Not sampled | 1 |
| Coon Rapids Municipal Utilities | Coon Rapids | 1,242 | Not sampled | 0 |
| Anamosa State Penitentiary | Anamosa | 1,230 | Not sampled | 0 |
| Elkader Muni Water Dept | Elkader | 1,219 | Not sampled | 0 |
| Jewell Water Supply | Jewell | 1,216 | Not sampled | 0 |
| Melcher - Dallas Water Supply | Melcher - Dallas | 1,213 | None found | 0 |
| Gilbert Water Supply | Gilbert | 1,211 | Not sampled | 0 |
| Tripoli Water Supply | Tripoli | 1,191 | Not sampled | 0 |
| Lyon - Sioux RWS - Rock Rapids | Rock Rapids | 1,187 | Not sampled | 0 |
| Buffalo Water Supply | Buffalo | 1,176 | Not sampled | 0 |
| Camp Dodge Water Supply | Johnston | 1,169 | Not sampled | 0 |
| Lake Park Municipal Utilities | Lake Park | 1,167 | Not sampled | 0 |
| Springville Water Supply | Springville | 1,164 | Not sampled | 0 |
| St Ansgar Water Supply | Saint Ansgar | 1,161 | Not sampled | 0 |
| Strawberry Point Water Supply | Strawberry Point | 1,155 | Not sampled | 0 |
| Panora Water Works | Panora | 1,142 | Not sampled | 0 |
| Glidden Water Supply | Glidden | 1,140 | Not sampled | 0 |
| Lake View Water Supply | Lake View | 1,133 | Not sampled | 0 |
| Villisca Municipal Water Dept | Villisca | 1,132 | Not sampled | 0 |
| Sheffield Water Supply | Sheffield | 1,130 | Not sampled | 0 |
| Aplington Water Supply | Aplington | 1,126 | Not sampled | 1 |
| Calmar Water Supply | Calmar | 1,125 | Not sampled | 0 |
Every utility EPA sampled for PFAS under UCMR 5, any other community system serving 3,300 people or more, and any smaller one with results from 2020 on, from the state. Other systems appear in ZIP code results. People served is what each utility reports to EPA. Data: EPA SDWIS 2026 Q3, UCMR 5 and EPA’s 2012 to 2019 compliance results, and Iowa Department of Natural Resources, Water Supply Programs.
Where to go next
- Read your utility’s own reportIt covers contaminants these pages don’t show, and its own latest results.How to read it
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