Arizona water providers

Find published drinking-water records, providers, and official agency resources for Arizona. Review sources, sample dates, and coverage.

Official drinking-water resources

• Arizona Department of Environmental Quality - Water Quality Division - Safe Drinking Water
• Arizona Department of Environmental Quality - Safe Drinking Water Database
• Maricopa County Drinking Water Quality
• Pima County Department of Environmental Quality

The responsible agency may differ for tribal systems. Record availability and sample dates vary by provider.

Community systems appear first. Sort: Population served · A–Z

Public water systems

1,716 systems in the imported directory. Includes community systems, schools, workplaces, and other public systems.

• City of PhoenixAZ0407025 · CWS · Population served: 1,695,000
• City of TucsonAZ0410112 · CWS · Population served: 732,906
• City of MesaAZ0407095 · CWS · Population served: 466,000
• Town of GilbertAZ0407092 · CWS · Population served: 247,600
• City of ChandlerAZ0407090 · CWS · Population served: 247,328
• City of ScottsdaleAZ0407098 · CWS · Population served: 241,361
• City of GlendaleAZ0407093 · CWS · Population served: 234,766
• City of PeoriaAZ0407096 · CWS · Population served: 187,676
• City of TempeAZ0407100 · CWS · Population served: 165,000
• Arizona Water Co - Pinal ValleyAZ0411009 · CWS · Population served: 134,432
• Epcor - Agua FriaAZ0407695 · CWS · Population served: 127,718
• City of YumaAZ0414024 · CWS · Population served: 103,264
• City of AvondaleAZ0407088 · CWS · Population served: 96,130
• Town of Queen CreekAZ0407033 · CWS · Population served: 95,502
• Epcor - San TanAZ0411128 · CWS · Population served: 87,435
• Gw Santa Cruz Water CoAZ0411131 · CWS · Population served: 84,000
• City of FlagstaffAZ0403008 · CWS · Population served: 79,796
• Arizona Water Co - Apache JunctionAZ0411004 · CWS · Population served: 62,055
• Town of Prescott ValleyAZ0413048 · CWS · Population served: 57,048
• Liberty Water LpscoAZ0407046 · CWS · Population served: 55,810
• City of Lake HavasuAZ0408022 · CWS · Population served: 54,610
• Goodyear Water DepartmentAZ0407094 · CWS · Population served: 50,001
• Metropolitan DwidAZ0410076 · CWS · Population served: 45,570
• Kingman Municipal WaterAZ0408020 · CWS · Population served: 45,000
• Oro Valley Water UtilityAZ0410164 · CWS · Population served: 42,316
• City of PrescottAZ0413045 · CWS · Population served: 42,217
• Surprise City of - Mountain VistaAZ0407500 · CWS · Population served: 40,007
• City of El MirageAZ0407091 · CWS · Population served: 39,884
• City of San LuisAZ0414005 · CWS · Population served: 39,705
• Epcor - Sun CityAZ0407099 · CWS · Population served: 38,016
• Bullhead City MohaveAZ0408032 · CWS · Population served: 36,330
• Foothills Water And Sewer LLCAZ0414004 · CWS · Population served: 32,425
• City of Buckeye - Valencia Town DivisionAZ0407078 · CWS · Population served: 30,377
• Epcor - Chaparral CityAZ0407017 · CWS · Population served: 26,026
• Epcor - Sun City WestAZ0407150 · CWS · Population served: 25,796
• Bermuda Water Company IncAZ0408063 · CWS · Population served: 25,000
• Desert OasisAZ0407523 · CWS · Population served: 23,963
• Epcor - AnthemAZ0407504 · CWS · Population served: 23,826
• GRIC DPW Wild Horse Pass090400692 · CWS · Population served: 22,795
• Community Wc of Green ValleyAZ0410004 · CWS · Population served: 22,085
• City of NogalesAZ0412004 · CWS · Population served: 22,000
• Salt River Public Works090400109 · CWS · Population served: 20,951
• City of SaffordAZ0405005 · CWS · Population served: 20,600
• Bella Vista City Water SystemAZ0402010 · CWS · Population served: 20,045
• Pima UtilitiesAZ0407120 · CWS · Population served: 20,000
• Arizona Water Co - White TanksAZ0407128 · CWS · Population served: 18,858
• Usaf Davis Monthan AfbAZ0420549 · CWS · Population served: 18,640
• Sahuarita Water CompanyAZ0410312 · CWS · Population served: 18,178
• Lago Del Oro Water CompanyAZ0411117 · CWS · Population served: 18,132
• Liberty Water Rio RicoAZ0412011 · CWS · Population served: 17,960
• Town of PaysonAZ0404032 · CWS · Population served: 17,682
• Vail Water CompanyAZ0410041 · CWS · Population served: 17,500
• City of Show LowAZ0409026 · CWS · Population served: 17,139
• City of DouglasAZ0402014 · CWS · Population served: 16,656
• Grand Canyon National ParkAZ0403702 · CWS · Population served: 16,590
• Flowing Wells Irrigation DistrictAZ0410051 · CWS · Population served: 16,000
• Florence Water CompanyAZ0411017 · CWS · Population served: 15,900
• City of Buckeye Sonora - SundanceAZ0407154 · CWS · Population served: 15,783
• Apache Junction Water DistrictAZ0411039 · CWS · Population served: 15,610
• US Army Fort HuachucaAZ0402078 · CWS · Population served: 15,603
• WMATUA Miner Flat090400693 · CWS · Population served: 15,570
• Marana Municipal - MaranaAZ0410150 · CWS · Population served: 15,162
• Epcor - North East Agua FriaAZ0407531 · CWS · Population served: 14,723
• City of SomertonAZ0414015 · CWS · Population served: 14,197
• Epcor - Paradise Valley/ScottsdaleAZ0407056 · CWS · Population served: 14,107
• Arizona Water Co - OvergaardAZ0409004 · CWS · Population served: 13,797
• Fort Defiance-Window Rock-St Michaels NTUANN0403000 · CWS · Population served: 12,869
• Pueblo Del Sol Water CompanyAZ0402044 · CWS · Population served: 12,804
• Arizona Water Co - LakesideAZ0409003 · CWS · Population served: 12,191
• Arizona Water Co - SedonaAZ0403003 · CWS · Population served: 12,104
• Ak-Chin Village090400090 · CWS · Population served: 11,646
• Cottonwood Municipal Water Cw1AZ0413025 · CWS · Population served: 11,023
• Arizona Water Co - OracleAZ0411019 · CWS · Population served: 10,585
• Epcor - San Tan AnthemAZ0411136 · CWS · Population served: 10,362
• Festival RanchAZ0407765 · CWS · Population served: 10,313
• Beardsley Water Company 1AZ0407007 · CWS · Population served: 10,263
• Tucson Water Corona De TucsonAZ0410169 · CWS · Population served: 10,217
• City of Buckeye Tartesso Water SystemAZ0407526 · CWS · Population served: 10,123
• City of WinslowAZ0409035 · CWS · Population served: 9,789
• City of TollesonAZ0407101 · CWS · Population served: 9,300
• Arizona Water Co - Sierra VistaAZ0402004 · CWS · Population served: 9,175
• Doney Park WaterAZ0403005 · CWS · Population served: 8,996
• Cca - Eloy ComplexAZ0411115 · CWS · Population served: 8,852
• Arizona Water Co - BisbeeAZ0402001 · CWS · Population served: 8,707
• Green Valley DwidAZ0410157 · CWS · Population served: 8,687
• Arizona Water Co - Miami ClaypoolAZ0404002 · CWS · Population served: 8,656
• SCUA Upper Seven Mile090400114 · CWS · Population served: 8,478
• Chinle-Many Farms-Del Muerto NTUANN0400174 · CWS · Population served: 8,458
• Usaf Luke Air Force BaseAZ0407305 · CWS · Population served: 8,440
• Usmc Yuma Main SystemAZ0414082 · CWS · Population served: 8,353
• Arizona Water Co - PinewoodAZ0403002 · CWS · Population served: 8,089
• Pine Strawberry WidAZ0404034 · CWS · Population served: 8,013
• City of EloyAZ0411030 · CWS · Population served: 7,903
• City of GlobeAZ0404008 · CWS · Population served: 7,536
• City of PageAZ0403017 · CWS · Population served: 7,420
• Big Park Water CompanyAZ0413012 · CWS · Population served: 7,392
• Fort McDowell Community090400088 · CWS · Population served: 7,260
• City of BuckeyeAZ0407089 · CWS · Population served: 7,008
• Quail Creek Water CompanyAZ0410262 · CWS · Population served: 6,812
• Avra Water Coop IncAZ0410006 · CWS · Population served: 6,685