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
HUNTINGDON WATER DEPT TN0000316 Tennessee Community 6,167
SPIRIT LAKE WATERWORKS IA3070078 Iowa Community 6,167
NAVARRE BEACH WATER SYSTEM FL1570874 Florida Community 6,166
GENESIS E CAMPUS HOSPITAL EMG WELL IA8222102 Iowa Non-Transient Non-Community 6,165
CADIZ MUNICIPAL WATER CO KY1110054 Kentucky Community 6,165
LEIGH WSC-RURAL TX1020022 Texas Community 6,164
USAF MATHER AIR FORCE BASE CA3410705 California Community 6,162
NORTHERN DOUGLAS COUNTY WSD CO0118016 Colorado Community 6,160
CITY OF INDUSTRY WATERWORKS SYSTEMS CA1910029 California Community 6,158
PLURIS-WEDGEFIELD INC FL3480149 Florida Community 6,157
CEDAR GROVE WATER SYSTEM FL1030142 Florida Community 6,156
SPO CO WATER DIST 3 SYS 4 WA5393354 Washington Community 6,155
EAST MEDINA COUNTY SUD UNIT 1 TX1630010 Texas Community 6,153
VALHALLA WD (MT. PLEASANT) NY5903440 New York Community 6,153
TEMPLETON MUNIC. LIGHT AND WATER PLANT MA2294000 Massachusetts Community 6,152
CAL TRANS ERRECA REST AREA CA2400057 California Transient Non-Community 6,150
MOCKSVILLE, TOWN OF NC0230010 North Carolina Community 6,147
TITUSVILLE MUNICIPAL WATER PA6200051 Pennsylvania Community 6,146
WILCOX COUNTY WATER AND SEWER DISTRICT AL0001371 Alabama Community 6,144
DOT FAA ATL BLD 33 & BLD 208 NJ0108352 New Jersey Non-Transient Non-Community 6,138
SAND MOUNTAIN WATER AUTHORITY AL0000520 Alabama Community 6,135
OAKDALE SUBDIVISION FL3640910 Florida Community 6,135
WASHINGTON TWP MUNI AUTH PA7280026 Pennsylvania Community 6,134
HARDIN WSC TX1460009 Texas Community 6,132
CORNELIA GA1370003 Georgia Community 6,130
MANASSAS SOUTH - PWCSA VA6153265 Virginia Community 6,130
HARRIS COUNTY MUD 222 TX1013054 Texas Community 6,129
PRESQUE ISLE UTILITIES DISTRICT ME0091310 Maine Community 6,128
MAQUOKETA MUNICIPAL WATER IA4950029 Iowa Community 6,128
SOLVANG WATER DIVISION CA4210013 California Community 6,126
NJ AMERICAN W CO JAMESBU NJ1208001 New Jersey Community 6,125
ALMA WATERWORKS AR0000144 Arkansas Community 6,123
ENSENADA PR0004084 PR Community 6,122
XENIA RWD (NORTH) IA9425701 Iowa Community 6,122
Jackson Rancheria Casino & Hotel 090605109 California Non-Transient Non-Community 6,120
NORTHVILLE MI0004830 Michigan Community 6,119
P G AND W LAUREL RUN ARCH PA2359010 Pennsylvania Community 6,118
UNION COUNTY WATER DISTRICT KY1130433 Kentucky Community 6,117
CITY OF OAKDALE WATER SYSTEM LA1003006 Louisiana Community 6,114
BLUE RIDGE WATER SYSTEM GA1110000 Georgia Community 6,112
CITY OF MADISONVILLE TX1570001 Texas Community 6,111
SNEAD WATER WORKS, TOWN OF AL0000108 Alabama Community 6,111
CITY OF GUSTINE CA2410003 California Community 6,110
NEWTON FALLS CITY OH7802311 Ohio Community 6,109
EAGLE, CITY OF (WESTERN ZONE) ID4010222 Idaho Community 6,108
WILDERNESS PSD WV3303405 West Virginia Community 6,106
CITY OF CHILDRESS TX0380001 Texas Community 6,105
MAINE WATER COMPANY SKOWHEGAN DIVISION ME0091450 Maine Community 6,105
CITY OF HOUSTON DISTRICT 73 TX1011585 Texas Community 6,105
DEQUEEN WATER WORK AR0000520 Arkansas Community 6,105