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
PIONEER RURAL WATER DIST (SC3720001) SC3720001 South Carolina Community 16,929
JENKS PWA OK3007201 Oklahoma Community 16,924
RUSSELL COUNTY WATER AUTHORITY AL0001145 Alabama Community 16,923
LOGAN COUNTY PSD - NORTHERN REGIONAL WV3302364 West Virginia Community 16,921
FORT EUSTIS VA3700100 Virginia Community 16,900
MCKINLEYVILLE C.S.D. CA1210016 California Community 16,900
LAUREL CO WATER DISTRICT #2 KY0630238 Kentucky Community 16,899
GRIFFITH WATER DEPARTMENT IN5245019 Indiana Community 16,893
COHOES CITY NY0100192 New York Community 16,883
US AIR FORCE ACADEMY CO0121845 Colorado Community 16,876
OROCOVIS URBANO PR0004044 PR Community 16,869
ORANGE VALE WATER COMPANY CA3410016 California Community 16,861
MARION IL1990550 Illinois Community 16,855
SALEM CITY OH1502011 Ohio Community 16,850
SHARON WATER DEPT MA4266000 Massachusetts Community 16,846
FENTRESS COUNTY U.D. TN0000244 Tennessee Community 16,845
MUHLENBERG CO WATER DISTRICT KY0890302 Kentucky Community 16,845
STUART, CITY OF - WATER PLANT FL4430259 Florida Community 16,841
LEBANON UTILITIES IN5206003 Indiana Community 16,840
LPWDN NORTH REGION LA1055191 Louisiana Community 16,833
NAVAL BASE KITSAP AT BANGOR WA5302714 Washington Community 16,828
MONTGOMERY COUNTY MUD 67 TX1700554 Texas Community 16,821
NARANJITO URBANO PR0005507 PR Community 16,820
NORTH CHICAGO IL0971250 Illinois Community 16,813
CITY OF GONZALES WATER SYSTEM LA1005030 Louisiana Community 16,806
DYER WATER DEPARTMENT IN5245011 Indiana Community 16,800
BISHOP CREEK CHEVRON CA1400535 California Transient Non-Community 16,793
TOWN OF DISCOVERY BAY CA0710009 California Community 16,790
DEMING MUNICIPAL WATER SYSTEM NM3528616 New Mexico Community 16,788
CITY OF CANTON MS0450006 Mississippi Community 16,785
FORT RUCKER -AMERICAN WATER ENTERPRISES AL0001489 Alabama Community 16,774
HARRIS COUNTY MUD 167 TX1012842 Texas Community 16,761
CANTON IL0570250 Illinois Community 16,748
HARRISON CO WATER ASSOC KY0490179 Kentucky Community 16,736
PINEDALE COUNTY WATER DISTRICT CA1010026 California Community 16,736
YELM CITY OF WA5399350 Washington Community 16,733
MASSENA VILLAGE NY4404390 New York Community 16,729
ESTES PARK TOWN OF CO0135257 Colorado Community 16,722
BAYLEAF MASTER NC0392373 North Carolina Community 16,715
BELLEVUE WATERWORKS WI4050459 Wisconsin Community 16,715
Buffalo MN1860005 Minnesota Community 16,711
EVERGLADES/REX FL4134292 Florida Community 16,700
HUDSON WATER DEPT NH1201010 New Hampshire Community 16,700
LARES ESPINO PR0003872 PR Community 16,676
DOUGLAS CITY OF AZ0402014 Arizona Community 16,656
RINCON WATER SYSTEM GA1030001 Georgia Community 16,654
HARRIMAN UTILITY BOARD TN0000287 Tennessee Community 16,653
MO AMERICAN PLATTE COUNTY MO1010625 Missouri Community 16,645
SONTERRA MUD TX2460157 Texas Community 16,614
UKIAH, CITY OF CA2310003 California Community 16,607