Browse Water Systems

434,040 public water systems.

Public Water Systems Database

Browse 434,040 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
TRICO WATER COMPANY (SC1720001) SC1720001 South Carolina Community 17,963
CITY OF ARROYO GRANDE UTILITIES DIVISION CA4010001 California Community 17,963
DEKALB UTILITY DISTRICT #1 TN0000188 Tennessee Community 17,960
LIBERTY WATER RIO RICO AZ0412011 Arizona Community 17,960
MILITARY HWY WSC LAS RUSIAS TX1080067 Texas Community 17,943
CITY OF ATHENS TX1070005 Texas Community 17,934
EL DORADO WATERWORKS AR0000550 Arkansas Community 17,932
KENSICO WATER DISTRICT NY5930082 New York Community 17,917
DALLAS, CITY OF OR4100248 Oregon Community 17,911
HINSDALE IL0434520 Illinois Community 17,900
SUPERIOR MD NO 1 CO0107725 Colorado Community 17,900
CLEMSON CITY OF (SC3910004) SC3910004 South Carolina Community 17,896
BARROW COUNTY WATER SYSTEM GA0130031 Georgia Community 17,893
GREAT NORTHWEST UTILITY CO TX0150346 Texas Community 17,877
PAWC POCONO DISTRICT PA2450063 Pennsylvania Community 17,860
Lino Lakes MN1020023 Minnesota Community 17,859
HARRIS COUNTY MUD 53 TX1010720 Texas Community 17,856
EDMONSON CO WATER DISTRICT KY0310114 Kentucky Community 17,848
LAKE CITIES MUNICIPAL UTILITY AUTHORITY TX0610029 Texas Community 17,826
CARY IL1110100 Community 17,826
VERSAILLES WATER SYSTEM KY1200439 Kentucky Community 17,822
GLASGOW WATER CO PLANT #1 KY0050160 Kentucky Community 17,820
LICKING REGIONAL WATER DISTRICT OH4505412 Ohio Community 17,818
GRIMES WATER SUPPLY IA7736011 Iowa Community 17,809
SHIPPENSBURG BORO WATER AUTH PA7210043 Pennsylvania Community 17,800
SUPT,BELMONT CO.SAN.DIST.NO.3 OH0700411 Ohio Community 17,800
Anoka MN1020001 Minnesota Community 17,798
ORANGE BEACH WATER SEWER AND F.P.A. AL0000053 Alabama Community 17,796
OLYMPIC VIEW WATER & SEWER DISTRICT WA5363600 Washington Community 17,784
WEBSTER WATER DEPARTMENT MA2316000 Massachusetts Community 17,776
GREENFIELD WATER DEPARTMENT MA1114000 Massachusetts Community 17,768
GREATER MANASSAS SANITARY DIST VA6153275 Virginia Community 17,750
CITY CENTER HOTELS NV0001106 Nevada Non-Transient Non-Community 17,739
LAWCO - CROWLEY WATER SYSTEM LA1001002 Louisiana Community 17,733
ASHWAUBENON WATERWORKS WI4050456 Wisconsin Community 17,730
KEMPNER WSC TX1410028 Texas Community 17,721
STUCKER FORK WATER UTILITY IN5272002 Indiana Community 17,718
HENRY COUNTY WATER DISTRICT #2 KY0520192 Kentucky Community 17,716
WAYNE MI0006950 Michigan Community 17,713
NJ AMERICAN W CO HOWELL NJ1319002 New Jersey Community 17,712
ROSAMOND CSD CA1510018 California Community 17,711
Ramsey MN1020035 Minnesota Community 17,705
MIDDLETOWN WATER DEPARTMENT DE0000614 Delaware Community 17,700
PAYSON TOWN OF AZ0404032 Arizona Community 17,682
TRI SUD TX2250004 Texas Community 17,641
SPARTA TWP WATER UTILITY - LAKE MOHAWK NJ1918004 New Jersey Community 17,625
CAPE CORAL LIME SOFTENING PL. FL5360038 Florida Community 17,600
GULF BREEZE REGIONAL WATER SYSTEM FL1570316 Florida Community 17,596
OKALOOSA COUNTY BLUEWATER BAY-RAINTREE FL1460775 Florida Community 17,592
EAST FORK SUD TX0430033 Texas Community 17,589