Public Water Systems
1,493 active public water systems in AZ, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Ponderosa Water, L.L.C | Strawberry, AZ | 117 | 215 | - |
| Verde Glen Dwid | Payson, AZ | 117 | 100 | - |
| Arcosanti Camp | Mayer, AZ | 115 | 177 | - |
| Gw Saguaro Dist Water Co - Lyn Lee | Maricopa, AZ | 114 | 132 | - |
| Mobile Home Properties | Tucson, AZ | 114 | 186 | - |
| Camp Aloma - American Lutheran Church | Prescott, AZ | 114 | 33 | - |
| Paloma Ranch | Gila Bend, AZ | 112 | 75 | - |
| AZ State Pks Roper Lake | Safford, AZ | 110 | 46 | - |
| Arizona National Guard Florence | Phoenix,, AZ | 110 | 23 | - |
| Ac's Truck Stop | Tucson, AZ | 110 | 64 | - |
| Sherman Pines Water Company | Mayer, AZ | 110 | 160 | - |
| Freeport McMoran Bagdad Big Sandy | Bagdad, AZ | 110 | 97 | - |
| Black Canyon KOA Inc | Black Canyon City, AZ | 110 | 61 | - |
| Desert Gem Trailer Park | Salome, AZ | 110 | 56 | - |
| Alpine Estates Water Company | Alpine, AZ | 109 | 52 | - |
| Kino Ranch 2 | Nogales, AZ | 109 | 287 | - |
| Gw Saguaro Dist Water Co - Amber Ann | Maricopa, AZ | 108 | 39 | - |
| Cienega Water Company Inc | Parker, AZ | 108 | 631 | - |
| Catalina Village | Tucson, AZ | 107 | 387 | - |
| Chino Valley Town Complex | Prescott Valley, AZ | 107 | 126 | - |
| Stratman Water Company | Saint David, AZ | 105 | 152 | - |
| Cochise Elementary School | Cochise, AZ | 105 | 313 | - |
| Thim Utility Company - Rancho Vista | Tucson, AZ | 105 | 129 | - |
| Cs Green Acres Water Company | Des Peres, AZ | 105 | 267 | - |
| Ox Bow Estates RV Park | Fountain Hills, AZ | 104 | 48 | - |
| Outback Acres | Salome, AZ | 104 | 1 | - |
| Heber Dwid - Black Canyon Subdivision | Heber, AZ | 103 | 45 | - |
| Cs Citrus Park Water Company | Des Peres, AZ | 102 | 299 | - |
| Crosby Spring at Greer | Greer, AZ | 101 | 157 | - |
| Chapache Water Coop | Alpine, AZ | 100 | 126 | - |
| Vernon Dwid | Eagar, AZ | 100 | 83 | - |
| AZ State Parks - Lyman Lake | St Johns, AZ | 100 | 70 | - |
| Hidden Meadow Ranch | Greer, AZ | 100 | 88 | - |
| Casa Malpais Campground | Casa Grande, AZ | 100 | 73 | - |
| Pearce Elementary School | Pearce, AZ | 100 | 103 | - |
| Bowie Travel Center | Bowie, AZ | 100 | 65 | - |
| AZ Electric Power Apache | Cochise, AZ | 100 | 92 | - |
| Valley Union High School | Elfrida, AZ | 100 | 108 | - |
| V C Bar and Grill | Flagstaff, AZ | 100 | 49 | - |
| Dairy Springs Water Assoc | Tonopah, AZ | 100 | 39 | - |
| Living Springs MHP - Rainbow Trout Farm | Sedona, AZ | 100 | 153 | - |
| Peakview Country Store | Flagstaff, AZ | 100 | 91 | - |
| Grand Canyon Pure, LLC | Williams, AZ | 100 | 34 | - |
| Parks Feed and Mercantile | Parks, AZ | 100 | 38 | - |
| St Joseph Youth Camp, Inc | Tonopah, AZ | 100 | 40 | - |
| Usfs Conf Oak Creek Visitor Center | Flagstaff, AZ | 100 | 18 | - |
| Camp Colton Flagstaff School | Flagstaff, AZ | 100 | 78 | - |
| Sunrise Resorts Clints Well | Covington, AZ | 100 | 49 | - |
| Bellemont Water Company | Flagstaff, AZ | 100 | 417 | - |
| Usfs Conf Rock Crossing | Flagstaff, AZ | 100 | 44 | - |