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
MARION CITY WATER WORKS IN5227014 Indiana Community 28,363
FREDERICKSBURG, CITY OF VA6630050 Virginia Community 28,350
BRECKENRIDGE TOWN OF CO0159020 Colorado Community 28,315
CITY OF BALCH SPRINGS TX0570032 Texas Community 28,300
CHATSWORTH GA2130000 Georgia Community 28,262
CENTRAL IA WATER ASSN (NEWTON) IA5059704 Iowa Community 28,250
WINCHESTER, CITY OF VA2840500 Virginia Community 28,248
ALLEN PARK MI0000130 Michigan Community 28,210
SEARCY WATERWORKS AR0000590 Arkansas Community 28,196
CENTRALIA PUBLIC WORKS - WATER WA5312200 Washington Community 28,164
GUILFORD WATER AUTH PA7280038 Pennsylvania Community 28,135
VERNON-CITY, WATER DEPT. CA1910167 California Community 28,112
MADISONVILLE LIGHT & WATER KY0540264 Kentucky Community 28,109
TUALATIN, CITY OF OR4100906 Oregon Community 28,106
MADISONVILLE LIGHT & WATER KY0540936 Kentucky Community 28,102
CITY OF JACKSON-MADDOX RD. MS0250012 Mississippi Community 28,098
DANVERS WATER DEPT. MA3071000 Massachusetts Community 28,087
NORTHWEST FL6532348 Florida Community 28,082
PORT ANGELES CITY OF WA5368550 Washington Community 28,067
NATIONAL AIRPORT VA6013080 Washington D.C. Non-Transient Non-Community 28,055
FREDERICK MD0002388 Maryland Community 28,000
FORT BLISS MAIN POST AREA TX0710020 California Community 28,000
GLEN COVE CITY NY2902826 New York Community 28,000
ROTTERDAM WD #5 NY4600069 New York Community 28,000
KIRKWOOD PWS MO6010430 Missouri Community 28,000
WEST LINN, CITY OF OR4100944 Oregon Community 28,000
ABERDEEN SD4600020 South Dakota Community 27,989
EAST LARIMER COUNTY WD CO0135233 Colorado Community 27,944
NORTHEAST KNOX U.D. TN0000515 Tennessee Community 27,941
MILL CREEK PA2409006 Pennsylvania Community 27,903
NEW BERLIN WATER UTILITY WI2680217 Wisconsin Community 27,899
YOGA CENTER MOTHER'S KITCHEN CA3701240 California Transient Non-Community 27,884
WATERTOWN CITY NY2202346 New York Community 27,861
FARMINGTON CITY WATER SYSTEM UTAH06004 Utah Community 27,860
ASHEBORO, CITY OF NC0276010 North Carolina Community 27,819
DOVER WATER COMMISSION NJ1409001 New Jersey Community 27,806
FIRESTONE TOWN OF CO0162476 Colorado Community 27,798
Winona MN1850013 Minnesota Community 27,782
NORTH KINGSTOWN TOWN OF RI1559517 Rhode Island Community 27,732
WANNACOMET WATER COMPANY MA4197000 Massachusetts Community 27,703
CITY OF MIDLOTHIAN TX0700005 Texas Community 27,699
NATCHITOCHES WATER SYSTEM LA1069007 Louisiana Community 27,693
NEW LENOX IL1970700 Illinois Community 27,690
CHILTON WATER AUTHORITY AL0000234 Alabama Community 27,681
WIDEFIELD WSD CO0121900 Colorado Community 27,640
LAFOLLETTE UTILITIES BOARD TN0000374 Tennessee Community 27,637
GARDEN CITY MI0002550 Michigan Community 27,625
NEW LONDON DEPT. OF PUBLIC UTILITIES CT0950011 Connecticut Community 27,620
LAKEWOOD TWP MUA NJ1514002 New Jersey Community 27,614
MARSHALLTOWN WATER WORKS IA6469042 Iowa Community 27,591