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
EAST LAUDERDALE COUNTY WATER AUTHORITY AL0001424 Alabama Community 10,296
BAREFOOT BAY FL3050057 Florida Community 10,290
RANDOLPH COUNTY WATER & SEWER AUTHORITY AL0001537 Alabama Community 10,290
ELMA WATER DISTRICT NO. 1 NY1420549 New York Community 10,287
ST. ELMO-IRVINGTON WATER AUTHORITY AL0001031 Alabama Community 10,284
RIVER GROVE IL0312640 Illinois Community 10,282
RABUN COUNTY WATER & SEWER AUTHORITY GA2410118 Georgia Community 10,276
OPP UTILITIES BOARD AL0000375 Alabama Community 10,266
RIVERDALE IL0312580 Illinois Community 10,266
WANAQUE W DEPT. NJ1613002 New Jersey Community 10,266
BEARDSLEY WATER COMPANY 1 AZ0407007 Arizona Community 10,263
WOODBURY CITY W DEPT NJ0822001 New Jersey Community 10,263
PICKENS WTP (SC3910001) SC3910001 South Carolina Community 10,263
CITY OF BOONVILLE IN5287001 Indiana Community 10,260
LONDON CITY PWS OH4900712 Ohio Community 10,256
PA AMERICAN WATER CO-CALIFORNA PA5630035 Pennsylvania Community 10,255
FARMERSVILLE, CITY OF CA5410004 California Community 10,243
CITY OF BROUSSARD PURCHASE WATER SYSTEM LA1055193 Louisiana Community 10,242
PLYMOUTH WATER DEPARTMENT IN5250010 Indiana Community 10,241
MURPHYSBORO IL0770500 Illinois Community 10,241
PINE HILL BOROUGH MUA NJ0428002 New Jersey Community 10,233
FORT BEND COUNTY MUD 151 TX0790443 Texas Community 10,233
NORTH GREENBUSH CONSOLIDATED DISTRICT NY4130243 New York Community 10,226
CODY, CITY OF WY5600207 Wyoming Community 10,224
SMITHFIELD CITY UTAH03020 Utah Community 10,223
TUCSON WATER CORONA DE TUCSON AZ0410169 Arizona Community 10,217
BRIGHTON, CITY OF MI0000860 Michigan Community 10,210
WALDWICK WATER DEPT NJ0264001 New Jersey Community 10,208
SHASTA DISTRICT FAIR CA4500153 California Transient Non-Community 10,200
BEL AIR MD0002215 Maryland Community 10,200
ALPINE CITY UTAH25007 Utah Community 10,200
ST ALBANS WATER DEPT VT0005130 Vermont Community 10,200
YUBA CITY GROUNDWATER-REGION 2-3 CA5110003 California Community 10,200
Little Canada MN1620005 Minnesota Community 10,200
HYRUM CITY UTAH03008 Utah Community 10,200
MT. PLEASANT 055293201 Michigan Community 10,198
RICHLAND TWP WATER AUTHORITY PA5020018 Pennsylvania Community 10,190
WATERLOO IL1330300 Illinois Community 10,190
CHILLICOTHE MUNICIPAL UTILITIES PWS MO2010162 Missouri Community 10,187
CARROLL MUNICIPAL WATER SUPPLY IA1415072 Iowa Community 10,184
ASTORIA, CITY OF OR4100055 Oregon Community 10,181
BATESVILLE WATER UTILITIES AR0000250 Arkansas Community 10,177
RICE WSC TX1750019 Texas Community 10,167
SPANISH FORT WATER SYSTEM AL0000068 Alabama Community 10,161
NEWPORT, CITY OF OR4100566 Oregon Community 10,160
MISSION BEND MUD 2 TX1011826 Texas Community 10,155
MAGNOLIA-EDEN ISLES LA1103013 Missouri Community 10,155
MARYVILLE IL1190750 Illinois Community 10,150
HOLMEN WATERWORKS WI6320306 Wisconsin Community 10,147
WETUMPKA, THE WW & SB OF THE CITY OF AL0000551 Alabama Community 10,137