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
EASTERN PINES WATER CORP NC0474015 North Carolina Community 23,000
ANACORTES CITY OF WA5302200 Washington Community 22,995
WINCHESTER WATER DEPT MA3344000 Massachusetts Community 22,970
EL MONTE-CITY, WATER DEPT. CA1910038 California Community 22,968
JOHNSTON CO-EAST NC4051018 North Carolina Community 22,967
Crystal MN1270008 Minnesota Community 22,937
CITY OF PORTLAND TX2050005 Texas Community 22,933
HARRIS COUNTY WATER SYSTEM GA1450011 Georgia Community 22,922
BEDFORD COUNTY U.D. TN0000517 Tennessee Community 22,908
AUBURN WATER SYSTEM FL1460035 Florida Community 22,903
New Brighton MN1620009 Minnesota Community 22,902
ROSELLE IL0434820 Illinois Community 22,897
TAVARES WATER DEPARTMENT (4 WPS) FL3351333 Florida Community 22,879
ABERDEEN CITY OF WA5300050 Washington Community 22,867
WAKE FOREST, TOWN OF NC0392030 North Carolina Community 22,860
CORCORAN, CITY OF CA1610004 California Community 22,808
GREEN RIDGE MUD TX0790008 Texas Community 22,800
GRIC DPW Wild Horse Pass 090400692 Arizona Community 22,795
CITY OF MILLBRAE CA4110018 California Community 22,795
SALEM WATER USERS LLC AR0000492 Arkansas Community 22,775
NEWPORT WATER WORKS KY0190313 Kentucky Community 22,770
BRIDGETON CITY WATER DEPT NJ0601001 New Jersey Community 22,770
CWS - NORTH GARDEN CA1510055 California Community 22,762
WASCO, CITY OF CA1510021 California Community 22,757
OKLAHOMA UNIVERSITY OK2001413 Oklahoma Community 22,738
CTWC - NAUGATUCK REGION-CENTRAL SYSTEM CT0880011 Connecticut Community 22,735
VAN BUREN WATERWORKS AR0000142 Arkansas Community 22,725
SHERIDAN, CITY OF WY5600052 Wyoming Community 22,700
CITY OF PASCAGOULA MS0300006 Mississippi Community 22,686
WILSON CO WATER & WASTEWATER TN0000790 Tennessee Community 22,680
CUMBERLAND PLATEAU WATER AUTHORITY TN0000147 Tennessee Community 22,673
SOUTH FEATHER W&P - MINERS RANCH CA0410006 California Community 22,664
FALLS WATER COMPANY INC ID7100030 Idaho Community 22,650
WAYNESBORO, CITY OF VA2820775 Virginia Community 22,630
HIGHLAND S & W AUTH BEAVERDAM PA4110017 Pennsylvania Community 22,617
NAS PENSACOLA / CORRY STATION FL1170814 Florida Community 22,600
ADA OK2006201 Oklahoma Community 22,600
BURLINGTON TWP W DEPT NJ0306001 New Jersey Community 22,594
ST JOHN'S WATER (SC1020002) SC1020002 South Carolina Community 22,592
FRANKLIN WATER UTILITY WI2410563 Wisconsin Community 22,500
KIRTLAND AIR FORCE BASE NM3567701 New Mexico Community 22,500
BOURNE WATER DISTRICT MA4036000 Massachusetts Community 22,500
YUKON OK2000910 Oklahoma Community 22,498
WILMINGTON WATER DEPT MA3342000 Massachusetts Community 22,481
RUSTON WATER SYSTEM LA1061017 Louisiana Community 22,468
MUSCLE SHOALS UTILITY BOARD AL0000321 Alabama Community 22,467
CANTON WATER DEPT MA4050000 Massachusetts Community 22,453
KINGSLAND GA0390000 Georgia Community 22,448
HAMTRAMCK MI0002970 Michigan Community 22,413
BEAUFORT CO NORTHSIDE REGIONAL WATER NC0407035 North Carolina Community 22,405