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 |
|---|---|---|---|---|
| DE Soto Water Supply | Adel, IA | 960 | 95 | - |
| Gowrie Muni Utilities Water Dept | Gowrie, IA | 954 | 18 | - |
| Preston Muni Water Supply | Preston, IA | 949 | 18 | - |
| Lawton Water Supply | Lawton, IA | 943 | 37 | - |
| Edgewood Water Supply | Edgewood, IA | 939 | 11 | - |
| Hinton Water Supply | Hinton, IA | 935 | 106 | - |
| Alpine Park | Epworth, IA | 932 | 0 | - |
| Inwood Water Supply | Inwood, IA | 928 | 51 | - |
| Eldon Water Supply | Batavia, IA | 927 | 106 | - |
| Larchwood Water Supply | Larchwood, IA | 926 | 72 | - |
| West Liberty Foods | West Liberty, IA | 925 | 104 | - |
| Danville Water Supply | Muscatine, IA | 923 | 83 | - |
| Princeton Water Supply | Princeton, IA | 923 | 52 | - |
| West Point Muni Water System | West Point, IA | 921 | 143 | - |
| Sioux Rapids Water Department | Sioux Rapids, IA | 920 | 114 | - |
| Modern Manor, Inc | Grinnell, IA | 915 | 72 | - |
| Floyd Convenience Store | Floyd, IA | 914 | 21 | - |
| Hwy 20 Auto/Truck Plaza | Dubuque, IA | 912 | 20 | - |
| Dudleys Corner | Latimer, IA | 912 | 18 | - |
| Le Grand Water Works | Legrand, IA | 910 | 46 | - |
| Newell Water Treatment Plant | Newell, IA | 906 | 16 | - |
| Neola Light & Water | Adair, IA | 906 | 148 | - |
| Keota Water Dept | Keota, IA | 897 | 62 | - |
| Graettinger Municipal Water Supply | Graettinger, IA | 897 | 17 | - |
| Primghar Municipal Water Supply | Primghar, IA | 896 | 25 | - |
| Hamburg Water Supply | Hamburg, IA | 890 | 150 | - |
| Donnellson Muni Water Works | Donnellson, IA | 885 | 200 | - |
| Elkhart Water Supply | Ankeny, IA | 882 | 77 | - |
| Newhall Water Supply | Van Horne, IA | 881 | 68 | - |
| Sully Muni Water Works | Sully, IA | 881 | 82 | - |
| Armstrong Water Supply | Armstrong, IA | 875 | 92 | - |
| Victor Municipal Water Dept | Belle Plaine, IA | 875 | 106 | - |
| Hills Water Supply | Hills, IA | 863 | 5 | - |
| Coralville Lake-West Overlook | Iowa City, IA | 861 | 82 | - |
| Hubbard Water Supply | Hubbard, IA | 860 | 62 | - |
| Ripleys Mhc IA LLC | Leclaire, IA | 860 | 56 | - |
| Maxwell Water Department | Maxwell, IA | 859 | 46 | - |
| Buffalo Center Muni Water Dept | Whittemore, IA | 857 | 26 | - |
| Colo Water Supply | Colo, IA | 853 | 34 | - |
| Marion Village | Newton, IA | 850 | 79 | - |
| Readlyn Water Supply | Readlyn, IA | 845 | 7 | - |
| Dunkerton Muni Water Supply | Dunkerton, IA | 842 | 19 | - |
| Iowa Premium LLC | Tama, IA | 841 | 13 | Clean |
| Winthrop Water Supply | Winthrop, IA | 840 | 104 | - |
| Long Grove Muni Water Supply | Long Grove, IA | 838 | 34 | - |
| Cambridge Water Supply | Cambridge, IA | 832 | 43 | Detected |
| Lakeside Estates LLC | Glenwood, IA | 823 | 3 | - |
| Midwest Country Estates | Newton, IA | 820 | 0 | - |
| Riceville Water Supply | Riceville, IA | 816 | 152 | - |
| Adair Municipal Water Supply | Adair, IA | 809 | 148 | - |