Browse Water Systems

433,698 public water systems.

Public Water Systems Database

Browse 433,698 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
BUCHANAN MI0000960 Michigan Community 4,871
LONGMIRE WA53NP580 Washington Non-Transient Non-Community 4,871
EPCOR - TIERRA DEL RIO AZ0407532 Arizona Community 4,868
BRUSHY CREEK WSC TX0010036 Texas Community 4,866
AMERICAN FALLS CITY OF ID6390001 Idaho Community 4,863
PONTOTOC CO RWD # 7 OK3006215 Oklahoma Community 4,863
LONE GROVE OK2001007 Oklahoma Community 4,863
Rockford MN1860018 Minnesota Community 4,863
LA CUMBRE MUTUAL WATER CO CA4210024 California Community 4,861
MARILLA TOWN PARK NY0018622 New York Transient Non-Community 4,861
TRIPP COUNTY WATER USER DISTRICT SD4600520 South Dakota Community 4,860
WAMEGO, CITY OF KS2014908 Kansas Community 4,860
CITY OF LYTLE TX0070004 Texas Community 4,860
SUEZ WATER PA GRANTHAM PA7210027 Pennsylvania Community 4,860
WESTLAKE CITY OF WATER SYSTEM LA1019054 Louisiana Community 4,858
SUN LAKES STATE PARK WA53SP920 Washington Transient Non-Community 4,858
BOLDO, WATER & FIRE PROTECTION AUTHORITY AL0001322 Alabama Community 4,857
DAWSON GA2730001 Georgia Community 4,857
SSWD - DEL PASO MANOR SERVICE AREA CA3410007 California Community 4,854
KOSSUTH W/A #1 MS0020004 Mississippi Community 4,854
SOUTHAMPTON WATER DEPT MA1276000 Massachusetts Community 4,853
VEOLIA OF OWEGO NY5304409 New York Community 4,850
LAKEHURST WTR & SAN DIST CO0054254 Colorado Community 4,850
DOT-REST AREA #9 GA2870004 Georgia Transient Non-Community 4,849
DOT-REST AREA #14 GA0930006 Georgia Transient Non-Community 4,849
LAS FLORES WATER CO. CA1910061 California Community 4,847
CITY OF MISSOURI CITY TX0790345 Texas Community 4,847
GEE CREEK SB REST AREA WA53HD221 Washington Transient Non-Community 4,844
WICKSON CREEK SUD GRIMES COUNTY TX0930003 Texas Community 4,843
RAYVILLE WATER SYSTEM LA1083006 Louisiana Community 4,842
BLUE LAKE SPRINGS MUT WTR CA0510009 California Community 4,841
HARRIS COUNTY MUD 221 TX1012972 Texas Community 4,839
FOURTH WARD WATER WORKS LA1063005 Louisiana Community 4,839
NORTH HUNT SUD TX1160039 Texas Community 4,836
LOUETTA NORTH PUD TX1011870 Texas Community 4,836
STONY BROOK WATER DISTRICT NY5103698 New York Community 4,836
REEDSPORT, CITY OF OR4100699 Oregon Community 4,836
CLINTWOOD, TOWN OF VA1051100 Virginia Community 4,836
GIBSON WATER AUTHORITY IN5226009 Indiana Community 4,835
RIVERBEND UTILITIES INC MS0240194 Mississippi Community 4,834
FORT BEND COUNTY MUD 116 CANYON GATE TX0790367 Texas Community 4,833
BRAZORIA COUNTY MUD 21 TX0200610 Texas Community 4,833
MI RANCHITO TX2270443 Texas Transient Non-Community 4,833
WARNER SPRINGS RANCH RESORT LLC CA3700959 California Non-Transient Non-Community 4,831
WAVERLY VILLAGE NY5304410 New York Community 4,830
CHALK HILL SUD TX2010050 Texas Community 4,830
FLAGLER BEACH WTP FL2180349 Florida Community 4,830
NEWPORT WATER SYSTEM NC0416020 North Carolina Community 4,829
ROSE HILL SUD TX1290023 Texas Community 4,827
PUSHMATAHA CO. RWD #3 OK1010318 Oklahoma Community 4,825