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Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
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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
PHOENIX CITY OF AZ0407025 Arizona Community 1,695,000
TUCSON CITY OF AZ0410112 Arizona Community 732,906
MESA CITY OF AZ0407095 Arizona Community 466,000
GILBERT, TOWN OF AZ0407092 Arizona Community 247,600
CHANDLER CITY OF AZ0407090 Arizona Community 247,328
SCOTTSDALE CITY OF AZ0407098 Arizona Community 241,361
GLENDALE CITY OF AZ0407093 Arizona Community 234,766
PEORIA CITY OF AZ0407096 Arizona Community 187,676
TEMPE CITY OF AZ0407100 Arizona Community 165,000
ARIZONA WATER CO - PINAL VALLEY AZ0411009 Arizona Community 134,432
EPCOR - AGUA FRIA AZ0407695 Arizona Community 127,718
CITY OF YUMA AZ0414024 Arizona Community 103,264
QUEEN CREEK TOWN OF AZ0407033 Arizona Community 95,502
EPCOR - SAN TAN AZ0411128 Arizona Community 87,435
GW SANTA CRUZ WATER CO AZ0411131 Arizona Community 84,000
AVONDALE CITY OF AZ0407088 Arizona Community 83,001
FLAGSTAFF CITY OF AZ0403008 Arizona Community 76,960
ARIZONA WATER CO - APACHE JUNCTION AZ0411004 Arizona Community 62,055
TOWN OF PRESCOTT VALLEY AZ0413048 Arizona Community 57,048
LAKE HAVASU CITY OF AZ0408022 Arizona Community 54,610
LIBERTY WATER LPSCO AZ0407046 Arizona Community 50,770
GOODYEAR WATER DEPARTMENT AZ0407094 Arizona Community 50,001
UNIVERSITY OF ARIZONA AZ0420423 Arizona Non-Transient Non-Community 50,000
METROPOLITAN DWID AZ0410076 Arizona Community 45,570
KINGMAN MUNICIPAL WATER AZ0408020 Arizona Community 45,000
ORO VALLEY WATER UTILITY AZ0410164 Arizona Community 42,316
PRESCOTT CITY OF AZ0413045 Arizona Community 42,217
SURPRISE CITY OF - MOUNTAIN VISTA AZ0407500 Arizona Community 40,007
EL MIRAGE CITY OF AZ0407091 Arizona Community 39,884
SAN LUIS CITY OF AZ0414005 Arizona Community 39,705
EPCOR - SUN CITY AZ0407099 Arizona Community 38,016
BULLHEAD CITY MOHAVE AZ0408032 Arizona Community 36,330
FOOTHILLS WATER AND SEWER LLC AZ0414004 Arizona Community 32,425
CITY OF BUCKEYE - VALENCIA TOWN DIVISION AZ0407078 Arizona Community 30,377
EPCOR - CHAPARRAL CITY AZ0407017 Arizona Community 26,026
EPCOR - SUN CITY WEST AZ0407150 Arizona Community 25,796
Casino Arizona Talking Stick (CATS) 090400703 Arizona Non-Transient Non-Community 25,785
BERMUDA WATER COMPANY INC AZ0408063 Arizona Community 25,000
DESERT OASIS AZ0407523 Arizona Community 23,963
EPCOR - ANTHEM AZ0407504 Arizona Community 23,826
GRIC DPW Wild Horse Pass 090400692 Arizona Community 22,795
COMMUNITY WC OF GREEN VALLEY AZ0410004 Arizona Community 22,085
NOGALES CITY OF AZ0412004 Arizona Community 22,000
Salt River Public Works 090400109 Arizona Community 20,951
SAFFORD CITY OF AZ0405005 Arizona Community 20,600
CONSOLIDATED-DEER VALLEY AZ0407020 Arizona Community 20,100
BELLA VISTA CITY WATER SYSTEM AZ0402010 Arizona Community 20,045
PIMA UTILITIES AZ0407120 Arizona Community 20,000
ARIZONA WATER CO - WHITE TANKS AZ0407128 Arizona Community 18,858
USAF DAVIS MONTHAN AFB AZ0420549 Arizona Community 18,640