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
DENVILLE TWP WATER DEPT NJ1408001 New Jersey Community 15,881
HURON TWP MI0003320 Michigan Community 15,879
SABANA HOYOS PR0002822 PR Community 15,876
CLAREMORE OK1021512 Oklahoma Community 15,873
LONGMEADOW WATER DEPT MA1159000 Massachusetts Community 15,853
AURORA CITY - CLEVELAND PWS OH6789112 Ohio Community 15,852
SNOQUALMIE WATER WA5381080 Washington Community 15,848
EAST GREENBUSH GENERAL W.D. NY4100051 New York Community 15,843
CHUBBUCK CITY OF ID6030008 Idaho Community 15,842
CHELAN CO PUD 1 WA5312284 Washington Community 15,840
LINCOLNTON, CITY OF NC0155010 North Carolina Community 15,839
INDIANOLA WATER SUPPLY IA9133075 Iowa Community 15,833
WASHINGTON TOWNSHIP MI0006905 Michigan Community 15,828
BEAR CREEK SUD TX0430037 Texas Community 15,822
BORDENTOWN WATER DEPARTM NJ0303001 New Jersey Community 15,821
MADISON WATER DEPT NJ1417001 New Jersey Community 15,820
WALKER WATER SYSTEM LA1063017 Louisiana Community 15,813
OCONOMOWOC WATERWORKS WI2680227 Wisconsin Community 15,805
HARTFORD WATERWORKS WI2670110 Wisconsin Community 15,805
N.A.S. PENSACOLA FL1170548 Florida Community 15,800
WHITE CITY WID UTAH18019 Utah Community 15,800
SEA ISLE CITY WATER DEPARTMENT NJ0509001 New Jersey Community 15,800
FORT BEND COUNTY MUD 30 TX0790146 Texas Community 15,798
MOUNT VERNON IL0810300 Illinois Community 15,793
CITY OF BUCKEYE SONORA - SUNDANCE AZ0407154 Arizona Community 15,783
SLIPPERY ROCK MUNI AUTH PA5100079 Pennsylvania Community 15,778
KELSO CITY OF WA5338000 Washington Community 15,775
CANYON MUNICIPAL WATER SYSTEM TX1910001 Texas Community 15,771
EVERGREEN MD CO0130030 Colorado Community 15,750
WATSON RURAL WATER COMPANY IN5210016 Indiana Community 15,750
RIPON, CITY OF CA3910007 California Community 15,741
LIVINGSTON WATER DEPT TN0000405 Tennessee Community 15,733
HOLLISTON WATER DEPARTMENT MA2136000 Massachusetts Community 15,713
US ARMY FORT IRWIN CA3610705 California Community 15,701
NEW HAVEN WATER DEPARTMENT IN5202009 Indiana Community 15,700
GREATER PINE ISLAND WATER ASSOCIATION FL5360322 Florida Community 15,693
NAVAL STATION WASHINGTON - WNY DC0000003 Washington D.C. Community 15,690
MUN WATER AUTH OF ALIQUIPPA PA5040006 Pennsylvania Community 15,685
WEST LAUDERDALE CO, WATER & FPA AL0000794 Alabama Community 15,681
WEST LAWRENCE WATER COOP AL0000801 Alabama Community 15,669
CHESTER METROPOLITAN DISTRICT (1220002) SC1220002 South Carolina Community 15,668
VILLA RICA GA0450006 Georgia Community 15,667
SARDIS WATER ASSOCIATION AR0000493 Arkansas Community 15,660
SELLERSBURG WATER DEPARTMENT IN5210010 Indiana Community 15,655
CAL AM - FRUITRIDGE VISTA CA3410023 California Community 15,652
MITCHELL SD4600214 South Dakota Community 15,651
BLOUNTVILLE UTILITY DISTRICT TN0000058 Tennessee Community 15,647
ROANOKE RAPIDS SANITARY DIST NC0442010 North Carolina Community 15,630
TOWN OF ELKTON MD0070011 Maryland Community 15,625
CITY OF HUMBLE TX1010014 Texas Community 15,616