Public Water Systems
1,493 active water systems in AZ.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| VAIL WATER COMPANY | VAIL, AZ | 17,500 | 173 | Detected |
| CITY OF SHOW LOW | SHOW LOW, AZ | 17,139 | 825 | Detected |
| DOUGLAS CITY OF | DOUGLAS, AZ | 16,656 | 929 | Detected |
| GRAND CANYON NATIONAL PARK | GRAND CANYON, AZ | 16,590 | 424 | Clean |
| FLOWING WELLS IRRIGATION DISTRICT | TUCSON, AZ | 16,000 | 936 | Detected |
| FLORENCE WATER COMPANY | FLORENCE, AZ | 15,900 | 272 | Detected |
| CITY OF BUCKEYE SONORA - SUNDANCE | BUCKEYE, AZ | 15,783 | 137 | Detected |
| APACHE JUNCTION WATER DISTRICT | APACHE JUNCTION, AZ | 15,610 | 694 | Detected |
| US ARMY FORT HUACHUCA | DRAGOON, AZ | 15,603 | 972 | Detected |
| MARANA MUNICIPAL - MARANA | MARANA, AZ | 15,162 | 177 | Detected |
| EPCOR - NORTH EAST AGUA FRIA | EL MIRAGE, AZ | 14,723 | 49 | Detected |
| SOMERTON CITY OF | SOMERTON, AZ | 14,197 | 190 | Detected |
| EPCOR - PARADISE VALLEY/SCOTTSDALE | EL MIRAGE, AZ | 14,107 | 94 | Detected |
| ARIZONA WATER CO - OVERGAARD | PHOENIX, AZ | 13,797 | 69 | Clean |
| PUEBLO DEL SOL WATER COMPANY | SIERRA VISTA, AZ | 12,804 | 2,721 | Clean |
| ARIZONA WATER CO - LAKESIDE | PHOENIX, AZ | 12,191 | 89 | Detected |
| ARIZONA WATER CO - SEDONA | PHOENIX, AZ | 12,104 | 259 | Detected |
| COTTONWOOD MUNICIPAL WATER CW1 | COTTONWOOD, AZ | 11,023 | 367 | Detected |
| ARIZONA WATER CO - ORACLE | PHOENIX, AZ | 10,585 | 18 | Detected |
| EPCOR - SAN TAN ANTHEM | SAN TAN VALLEY, AZ | 10,362 | 55 | Detected |
| FESTIVAL RANCH | BUCKEYE, AZ | 10,313 | 52 | Detected |
| TUCSON WATER CORONA DE TUCSON | TUCSON, AZ | 10,217 | 43 | Detected |
| CITY OF BUCKEYE TARTESSO WATER SYSTEM | BUCKEYE, AZ | 10,123 | 62 | — |
| WINSLOW CITY OF | WINSLOW, AZ | 9,789 | 256 | Clean |
| TOLLESON CITY OF | TOLLESON, AZ | 9,300 | 120 | Detected |
| ARIZONA WATER CO - SIERRA VISTA | PHOENIX, AZ | 9,175 | 85 | Detected |
| BEARDSLEY WATER COMPANY 1 | LITCHFIELD PARK, AZ | 9,002 | 95 | Detected |
| DONEY PARK WATER | FLAGSTAFF, AZ | 8,996 | 604 | Clean |
| CCA - ELOY COMPLEX | ELOY, AZ | 8,852 | 196 | Detected |
| ARIZONA WATER CO - BISBEE | PHOENIX, AZ | 8,707 | 32 | Detected |
| GREEN VALLEY DWID | SAHUARITA, AZ | 8,687 | 170 | Detected |
| ARIZONA WATER CO - MIAMI CLAYPOOL | PHOENIX, AZ | 8,656 | 206 | Detected |
| USAF LUKE AIR FORCE BASE | LUKE AFB, AZ | 8,440 | 759 | Detected |
| ARIZONA WATER CO - PINEWOOD | PHOENIX, AZ | 8,089 | 48 | Clean |
| PINE STRAWBERRY WID | PINE, AZ | 8,013 | 641 | Detected |
| ELOY CITY OF | ELOY, AZ | 7,903 | 313 | Detected |
| GLOBE CITY OF | GLOBE, AZ | 7,536 | 846 | Detected |
| PAGE CITY OF | PAGE, AZ | 7,420 | 173 | Detected |
| BIG PARK WATER COMPANY | SEDONA, AZ | 7,392 | 2,033 | Detected |
| BUCKEYE CITY OF | BUCKEYE, AZ | 7,008 | 262 | Detected |
| QUAIL CREEK WATER COMPANY | TUCSON, AZ | 6,812 | 68 | Detected |
| AVRA WATER COOP INC | TUCSON, AZ | 6,685 | 143 | Detected |
| SUNRISE WATER COMPANY | PEORIA, AZ | 6,490 | 62 | Detected |
| WICKENBURG TOWN OF | WICKENBURG, AZ | 6,481 | 233 | Detected |
| USMC YUMA MAIN SYSTEM | YUMA, AZ | 6,324 | 350 | Detected |
| ROSE VALLEY WATER COMPANY | YUMA, AZ | 6,202 | 55 | Detected |
| VALLEY PIONEERS WATER COMPANY INC | GOLDEN VALLEY, AZ | 6,063 | 149 | Detected |
| VALLEY UTILITIES WATER COMPANY GLENDALE | GLENDALE, AZ | 5,940 | 72 | Detected |
| CAVE CREEK WATER | CAVE CREEK, AZ | 5,895 | 258 | Detected |
| GW FARMERS WATER CO - CONTINENTAL | MARICOPA, AZ | 5,592 | 159 | Detected |