Public Water Systems
1,795 active public water systems in IA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| St Ansgar Water Supply | St. Ansgar, IA | 1,161 | 70 | - |
| Strawberry Point Water Supply | Strawberry Point, IA | 1,155 | 21 | - |
| Glidden Water Supply | Glidden, IA | 1,151 | 25 | - |
| Lake View Water Supply | Lake View, IA | 1,133 | 56 | - |
| Villisca Municipal Water Dept | Villisca, IA | 1,132 | 33 | - |
| Sheffield Water Supply | Sheffield, IA | 1,130 | 36 | - |
| Aplington Water Supply | Aplington, IA | 1,126 | 64 | - |
| Calmar Water Supply | Calmar, IA | 1,125 | 58 | - |
| Mapleton Municipal Water Plant | Mapleton, IA | 1,124 | 129 | - |
| Fairbank Water Supply | Fairbank, IA | 1,111 | 63 | - |
| Arnolds Park Water Department | Arnolds Park, IA | 1,110 | 9 | - |
| Iowa Army Ammunition Plant | Middletown, IA | 1,100 | 109 | - |
| Conrad Water Supply | Conrad, IA | 1,098 | 31 | - |
| Panora Water Works | Panora, IA | 1,091 | 296 | - |
| Marcus Water Supply | Marcus, IA | 1,079 | 54 | - |
| Sidney Water Supply | Sidney, IA | 1,077 | 134 | - |
| George Water Supply | George, IA | 1,077 | 120 | - |
| Van Meter Municipal Water Work | Van Meter, IA | 1,074 | 29 | - |
| I-29 Hwy 2 Sid LLC | Glenwood, IA | 1,074 | 33 | - |
| Rockwell Water Supply | Rockwell, IA | 1,071 | 40 | - |
| Elk Run Heights Water Supply | Elk Run Heights, IA | 1,069 | 23 | - |
| North English Water Department | North English, IA | 1,065 | 99 | - |
| Riverside Water Supply | Riverside, IA | 1,060 | 36 | - |
| Treynor Water Department | Treynor, IA | 1,049 | 22 | - |
| Malvern Water Supply | Malvern, IA | 1,046 | 134 | - |
| Sloan Water Supply | Sloan, IA | 1,042 | 61 | - |
| Clarence Water Supply | Mechanicsville, IA | 1,039 | 73 | - |
| Woodland Camp Property Owners | Little Sioux, IA | 1,037 | 71 | - |
| Dunlap Water Supply | Dunlap, IA | 1,035 | 72 | - |
| Winfield Muni Water Dept | Winfield, IA | 1,035 | 20 | - |
| Janesville Water Supply | Janesville, IA | 1,034 | 67 | - |
| Autumn Ridge Estates MHP | Newton, IA | 1,032 | 58 | - |
| Mechanicsville Water Dept | Mechanicsville, IA | 1,020 | 64 | - |
| Tabor Water Supply | Tabor, IA | 1,014 | 16 | - |
| Griswold Water Supply | Griswold, IA | 1,008 | 61 | - |
| Eagle Ridge | Marion, IA | 1,005 | 0 | - |
| Baxter Water Supply | Baxter, IA | 1,002 | 32 | - |
| Pleasant Creek St Rec Area-North | Palo, IA | 1,000 | 40 | - |
| Paullina Municipal Water Supply | Paullina, IA | 996 | 35 | - |
| Greene Muni Water Supply | Greene, IA | 994 | 25 | - |
| Yes Five Seasons Cedar LLC | Newton, IA | 994 | 0 | - |
| Odebolt Water Supply | Odebolt, IA | 994 | 67 | - |
| Fredericksburg Water Supply | Fredericksburg, IA | 987 | 36 | - |
| Lansing Water Supply | Lansing, IA | 983 | 34 | - |
| Anita Municipal Utilities | Anita, IA | 972 | 34 | Clean |
| Aurelia Water Supply | Aurelia, IA | 968 | 15 | - |
| Allison Water Supply | Allison, IA | 966 | 23 | - |
| Wayland Water Supply | Wayland, IA | 966 | 85 | - |
| Shellsburg Water Supply | Shellsburg, IA | 961 | 89 | - |
| Keosauqua Water Works | Keosauqua, IA | 961 | 34 | - |