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
TUPPERS PLAINS/CHESTER WATER DISTRICT OH5300612 Ohio Community 16,087
CUNNINGHAM UTILITY DISTRICT TN0000167 Tennessee Community 16,068
RICHMOND HILL GA0290000 Georgia Community 16,068
CORBIN UTILITIES COMMISSION KY1180085 Kentucky Community 16,065
KING COUNTY WATER DISTRICT #49 WA5339800 Washington Community 16,065
EAST LAUREL WATER DISTRICT KY0630797 Kentucky Community 16,062
BELLINGHAM DPW WATER SEWER DIVISION MA2025000 Massachusetts Community 16,061
HEREFORD MUNICIPAL WATER SYSTEM TX0590001 Texas Community 16,048
LOUDON UTILITIES BOARD TN0000409 Tennessee Community 16,047
BCWWS 3A FL4060165 Florida Community 16,046
CHICKASHA MUNICIPAL AUTHORITY OK1010821 Oklahoma Community 16,036
Hibbing MN1690022 Minnesota Community 16,028
WALHALLA CITY OF (SC3710004) SC3710004 South Carolina Community 16,010
WEST MONROE WATER SYSTEM LA1073056 Louisiana Community 16,005
DUBLIN, CITY OF OH2504112 Ohio Community 16,000
SUPT,RAVENNA WATER DEPARTMENT OH6703214 Ohio Community 16,000
MORGANTON CITY OF NC0112020 North Carolina Community 16,000
UNH/DURHAM WATER SYS NH0691010 New Hampshire Community 16,000
RAVENNA CITY PWS OH6703211 Ohio Community 16,000
WESTON MUNICIPAL UTILITIES WI7370163 Wisconsin Community 16,000
DAYTON VALLEY WATER SYSTEM NV0000032 Nevada Community 16,000
GRAIN VALLEY PWS MO1010320 Missouri Community 16,000
HIGHRIDGE WATER AUTH PA5650069 Pennsylvania Community 16,000
CLAY WDS NY3304344 New York Community 16,000
FLOWING WELLS IRRIGATION DISTRICT AZ0410051 Arizona Community 16,000
RIVER FALLS WATERWORKS WI6480246 Wisconsin Community 16,000
Morongo 090600142 California Community 16,000
SOUTH RIVER W DEPT NJ1223001 New Jersey Community 16,000
LEGOLAND NEW YORK NY3530326 New York Non-Transient Non-Community 16,000
UPPER SOUTHAMPTON MUN AUTH PA1090063 Pennsylvania Community 16,000
SANTA CLARITA VALLEY W.A.-PINETREE DIV. CA1910250 California Community 15,998
CARPINTERIA VALLEY WATER DISTRICT CA4210001 California Community 15,996
COAL CREEK UTILITY DISTRICT WA5341750 Washington Community 15,989
TALTY SUD TX1290025 Texas Community 15,987
WAYCROSS GA2990002 Georgia Community 15,987
HOT SPRINGS VILLAGE WATERWORKS AR0000208 Arkansas Community 15,985
JACKSON CO. WATER COMPANY-WTP OH4002012 Ohio Community 15,984
SWR DIST SOUTH PLANT OH0902812 Ohio Community 15,977
ONEONTA CITY NY3800154 New York Community 15,954
MENOMONIE WATERWORKS WI6170268 Wisconsin Community 15,950
GRANDVILLE MI0002820 Michigan Community 15,948
CITY OF LA PALMA CA3010100 California Community 15,948
RUIDOSO WATER SYSTEM NM3513114 New Mexico Community 15,947
LOS CANOS PR0004064 PR Community 15,937
INDIANA AMERICAN WATER - CRAWFORDSVILLE IN5254005 Indiana Community 15,930
SAN JOSE WTP (JEA) FL2160995 Florida Community 15,918
FLORENCE WATER COMPANY AZ0411017 Arizona Community 15,900
PLURIS-SOUTH GATE UTILITIES FL6588003 Florida Community 15,897
NORTH WELD COUNTY WD CO0162553 Colorado Community 15,890
RED LION MUNICIPAL AUTHORITY PA7670086 Pennsylvania Community 15,882