Browse Water Systems
4,334 public water systems in AZ.
Public Water Systems Database
Browse 4,334 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| SAHUARITA WATER COMPANY | AZ0410312 | Arizona | Community | 18,178 |
| LAGO DEL ORO WATER COMPANY | AZ0411117 | Arizona | Community | 18,132 |
| LIBERTY WATER RIO RICO | AZ0412011 | Arizona | Community | 17,960 |
| PAYSON TOWN OF | AZ0404032 | Arizona | Community | 17,682 |
| VAIL WATER COMPANY | AZ0410041 | Arizona | Community | 17,500 |
| CITY OF SHOW LOW | AZ0409026 | Arizona | Community | 17,139 |
| DOUGLAS CITY OF | AZ0402014 | Arizona | Community | 16,656 |
| GRAND CANYON NATIONAL PARK | AZ0403702 | Arizona | Community | 16,590 |
| FLOWING WELLS IRRIGATION DISTRICT | AZ0410051 | Arizona | Community | 16,000 |
| FLORENCE WATER COMPANY | AZ0411017 | Arizona | Community | 15,900 |
| CITY OF BUCKEYE SONORA - SUNDANCE | AZ0407154 | Arizona | Community | 15,783 |
| APACHE JUNCTION WATER DISTRICT | AZ0411039 | Arizona | Community | 15,610 |
| US ARMY FORT HUACHUCA | AZ0402078 | Arizona | Community | 15,603 |
| WMATUA Miner Flat | 090400693 | Arizona | Community | 15,570 |
| Farmington Rural-Shiprock-Beclabito NTUA | NN3500245 | Arizona | Community | 15,233 |
| MARANA MUNICIPAL - MARANA | AZ0410150 | Arizona | Community | 15,162 |
| NORTHERN ARIZONA UNIVERSI | AZ0403083 | Arizona | Community | 15,000 |
| EPCOR - NORTH EAST AGUA FRIA | AZ0407531 | Arizona | Community | 14,723 |
| SOMERTON CITY OF | AZ0414015 | Arizona | Community | 14,197 |
| EPCOR - PARADISE VALLEY/SCOTTSDALE | AZ0407056 | Arizona | Community | 14,107 |
| ARIZONA WATER CO - OVERGAARD | AZ0409004 | Arizona | Community | 13,797 |
| SCOTTSDALE WATER SERV CO. | AZ0407498 | Arizona | Community | 13,702 |
| DESERT SAGE WATER CO. | AZ0407027 | Arizona | Community | 13,000 |
| Fort Defiance-Window Rock-St Michaels NTUA | NN0403000 | Arizona | Community | 12,869 |
| PUEBLO DEL SOL WATER COMPANY | AZ0402044 | Arizona | Community | 12,804 |
| ARIZONA WATER CO - LAKESIDE | AZ0409003 | Arizona | Community | 12,191 |
| ARIZONA WATER CO - SEDONA | AZ0403003 | Arizona | Community | 12,104 |
| Talking Stick Resort | 090400707 | Arizona | Non-Transient Non-Community | 12,087 |
| Ak-Chin Village | 090400090 | Arizona | Community | 11,646 |
| SCOTTSDALE COMMUNITY COL | AZ0407149 | Arizona | Non-Transient Non-Community | 11,200 |
| ORO VALLEY WATER-R V DIVI | AZ0410212 | Arizona | Community | 11,138 |
| COTTONWOOD MUNICIPAL WATER CW1 | AZ0413025 | Arizona | Community | 11,023 |
| Casino Arizona | 090400708 | Arizona | Non-Transient Non-Community | 10,603 |
| ARIZONA WATER CO - ORACLE | AZ0411019 | Arizona | Community | 10,585 |
| EPCOR - SAN TAN ANTHEM | AZ0411136 | Arizona | Community | 10,362 |
| PHOENIX-NORTH VALLEY | AZ0407053 | Arizona | Community | 10,343 |
| FESTIVAL RANCH | AZ0407765 | Arizona | Community | 10,313 |
| TUCSON WATER CORONA DE TUCSON | AZ0410169 | Arizona | Community | 10,217 |
| CITY OF BUCKEYE TARTESSO WATER SYSTEM | AZ0407526 | Arizona | Community | 10,123 |
| Shiprock-Rattlesnake-Cudei-Beclabito NTUA | NN3500248 | Arizona | Community | 9,975 |
| WINSLOW CITY OF | AZ0409035 | Arizona | Community | 9,789 |
| TOLLESON CITY OF | AZ0407101 | Arizona | Community | 9,300 |
| ARIZONA WATER CO - SIERRA VISTA | AZ0402004 | Arizona | Community | 9,175 |
| BEARDSLEY WATER COMPANY 1 | AZ0407007 | Arizona | Community | 9,002 |
| DONEY PARK WATER | AZ0403005 | Arizona | Community | 8,996 |
| CCA - ELOY COMPLEX | AZ0411115 | Arizona | Community | 8,852 |
| ARIZONA WATER CO - BISBEE | AZ0402001 | Arizona | Community | 8,707 |
| GREEN VALLEY DWID | AZ0410157 | Arizona | Community | 8,687 |
| ARIZONA WATER CO - MIAMI CLAYPOOL | AZ0404002 | Arizona | Community | 8,656 |
| Colorado River Regional Water System | 090400051 | Arizona | Community | 8,490 |