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
WALTERBORO CITY OF (1510004) SC1510004 South Carolina Community 11,829
CLAWSON MI0001440 Michigan Community 11,825
FORT BELVOIR NORTH AREA VA6059455 Virginia Non-Transient Non-Community 11,822
SMYRNA WATER DEPARTMENT DE0000657 Delaware Community 11,813
WARRENTON, TOWN OF VA6061600 Virginia Community 11,801
Forest Lake MN1820005 Minnesota Community 11,800
LARCHMONT ESTATES SUBDIVISION GA0510034 Georgia Community 11,799
AMHERST CITY PWS OH4700003 Ohio Community 11,797
NJ AMERICAN WATER - ROXBURY NJ1436002 New Jersey Community 11,793
NAVAL BASE KITSAP AT BREMERTON WA5303468 Washington Community 11,792
BERKELEY TWP MUA NJ1505004 New Jersey Community 11,792
TOWNS COUNTY GA2810007 Georgia Community 11,791
INDEPENDENCE TOWNSHIP MI0003342 Michigan Community 11,790
PRVWSD-PELAHATCHIE BAY MS0610036 Mississippi Community 11,790
HANSCOM AFB MA3023002 Massachusetts Community 11,789
OAK RUN ESTATES (6 WTPS) FL6424630 Florida Community 11,788
ROGERS CO RWD # 5 OK1021507 Oklahoma Community 11,782
PORT LABELLE FL5260226 Florida Community 11,782
HARRIS COUNTY MUD 153 TX1012133 Texas Community 11,781
FOX LAKE IL0970200 Illinois Community 11,780
TOWN OF HILLSBOROUGH CA4110016 California Community 11,766
SUSSEX VILLAGE HALL & WATER UTILITY WI2680233 Community 11,750
WTR SEWER AUTH SC2210004 South Carolina Community 11,749
FENTON, CITY OF MI0002270 Michigan Community 11,746
GOWC EAST WATER SYSTEM LA1073121 Louisiana Community 11,742
SOUTHWEST MILAM WSC TX1660015 Texas Community 11,739
SEVERANCE TOWN OF CO0162707 Colorado Community 11,733
CULKIN WATER DIST MS0750002 Mississippi Community 11,730
EVANSTON, CITY OF WY5600150 Wyoming Community 11,727
WINFIELD, CITY OF KS2003513 Kansas Community 11,726
SPRING LAKE, TOWN OF NC0326020 North Carolina Community 11,725
SONOMA, CITY OF CA4910012 California Community 11,725
LUBECK PSD WV3305404 West Virginia Community 11,724
COOK CO FERNDALE HGTS SUBD IL0315550 Illinois Community 11,724
CHOWAN CO WATER SYSTEM NC0421015 North Carolina Community 11,722
WELLINGTON TOWN OF CO0135838 Colorado Community 11,720
CHEHALIS WATER DEPARTMENT WA5312250 Washington Community 11,718
NORTH VERSAILLES TWP AUTH PA5020030 Pennsylvania Community 11,718
RIVER FOREST IL0312610 Illinois Community 11,717
JACKSON WATER WORKS & SEWER BOARD AL0000256 Alabama Community 11,715
SCHILLER PARK IL0312850 Illinois Community 11,709
IONIA MI0003370 Michigan Community 11,708
WATER SUPT,MEADOWDALE SWD. OH5701403 Ohio Community 11,704
DESCHUTES VALLEY WATER DIST OR4100501 Oregon Community 11,700
ALPHARETTA GA1210000 Georgia Community 11,700
White Bear Township MN1620025 Minnesota Community 11,699
SOUTH MIDDLETON TWP WATER AUTH PA7210050 Pennsylvania Community 11,695
VERMILLION SD4600342 South Dakota Community 11,695
FRANKLIN PUBLIC WATER SYSTEM OH8300412 Ohio Community 11,690
KERNERSVILLE, TOWN OF NC0234020 North Carolina Community 11,686