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
GREENVILLE CITY PWS OH1900714 Ohio Community 13,227
COVINGTON COUNTY WATER AUTHORITY AL0000361 Alabama Community 13,224
BLACKFOOT CITY OF ID6060007 Idaho Community 13,224
WARREN CO. SOCIALVILLE PWS OH8304203 Community 13,216
CITY OF BASTROP TX0110001 Texas Community 13,209
SPRINGFIELD WATER WORKS KY1150415 Kentucky Community 13,205
COLLEGE MOUND SUD TX1290012 Texas Community 13,200
MARYLAND AMERICAN WATER COMPANY MD0120003 Maryland Community 13,200
BORO OF WAYNESBORO PA7280032 Pennsylvania Community 13,200
HOLLISTON WATER DEPT MA3136000 Massachusetts Community 13,200
LAKE UTILITY SERVICES INC SOUTH FL3354881 Florida Community 13,198
ANASTASIA ISLAND WTP FL2550029 Florida Community 13,197
HARRIS COUNTY MUD 120 TX1010774 Texas Community 13,197
NEWPORT MUD TX1010362 Texas Community 13,191
LOWNDES CO.-NORTH LOWNDES CO. WS GA1850016 Georgia Community 13,190
MIDDLETON CITY OF ID3140074 Idaho Community 13,190
CITY OF ELGIN TX0110002 Texas Community 13,188
PASQUOTANK CO RO WATER SYSTEM NC6070000 North Carolina Community 13,187
SADDLE BROOK WATER DEPT NJ0257001 New Jersey Community 13,155
BEDFORD CITY PWS OH1800003 Ohio Community 13,149
PARIS B.P.U. TN0000536 Tennessee Community 13,145
DUPONT WATER SYSTEM CITY OF WA5320500 Washington Community 13,141
ROXBORO, CITY OF NC0273010 North Carolina Community 13,139
IPSWICH DPU WATER DEPT MA3144000 Massachusetts Community 13,138
JEROME CITY OF ID5270011 Idaho Community 13,135
North Saint Paul MN1620011 Minnesota Community 13,134
ANGOLA PUMP DISTRICT DE0000248 Delaware Community 13,114
WOODS CROSS CITY WATER SYSTEM UTAH06021 Utah Community 13,110
CITY OF HOLLY HILL FL3640557 Florida Community 13,108
COLE COUNTY PWSD 2 MO3024160 Missouri Community 13,107
WVAWC-PRINCETON DISTRICT WV3302839 West Virginia Community 13,105
CALLAWAY 2 WATER DISTRICT MO3024085 Missouri Community 13,080
AQUARION-VALLEY CT1240011 Connecticut Community 13,080
STOUGHTON WATERWORKS WI1130078 Wisconsin Community 13,078
UNION CITY OF (SC4410001) SC4410001 South Carolina Community 13,076
UTUADO URBANO PR0002702 PR Community 13,070
ALEXANDER CO WTR DIST NC0102020 North Carolina Community 13,064
WHITEHALL TWP AUTHORITY PA3390081 Pennsylvania Community 13,063
HARRIS COUNTY MUD 157 TX1011430 Texas Community 13,062
Big Lake MN1710002 Minnesota Community 13,056
CHOCTAW - PEARL RIVER 042800003 Mississippi Community 13,055
PALOMAR CHRISTIAN CONFERENCE CENTER CA3701982 California Community 13,050
BIG SANDY WATER DISTRICT KY0100944 Kentucky Community 13,044
ESCAMBIA COUNTY UTILITIES FL1170246 Florida Community 13,034
INDIAN HILLS CAMP CA3701476 California Community 13,032
MARION WATERWORKS AR0000152 Arkansas Community 13,032
HARRIS COUNTY MUD 168 TX1011783 Texas Community 13,029
BROOKESMITH SPECIAL UTILITY DISTRICT TX0250004 Texas Community 13,026
Vadnais Heights MN1620030 Minnesota Community 13,025
DARBOY SANITARY DIST 1 WI4450117 Wisconsin Community 13,024