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
FINDLAY CITY PWS OH3200111 Ohio Community 54,040
CITY OF OLIVE BRANCH MS0170015 Mississippi Community 54,025
ROSWELL MUNICIPAL WATER SYSTEM NM3520203 New Mexico Community 54,025
GREER CPW (SC2310005) SC2310005 South Carolina Community 54,024
CITY OF FREDERICK MD0100015 Maryland Community 54,000
ELMIRA WATER BOARD NY0701008 New York Community 54,000
COCONUT CREEK, CITY OF FL4061584 Florida Community 54,000
YPSILANTI COMMUNITY UTILITY AUTHORITY MI0007260 Michigan Community 53,988
WHEATON IL0431050 Illinois Community 53,970
SOUTH BLOUNT UTILITY DISTRICT TN0000643 Tennessee Community 53,864
AGUA SUD TX1080022 Texas Community 53,796
CHATHAM FAIR WATER DISTRIBUTION NY1032626 New York Transient Non-Community 53,700
BOWLING GREEN MUNICIPAL UTILITIES KY1140038 Kentucky Community 53,601
Edina MN1270011 Minnesota Community 53,494
CITY OF BURLESON TX1260002 Texas Community 53,381
CITY OF WEST SACRAMENTO CA5710003 California Community 53,355
BLOOMFIELD WATER DEPARTMENT NJ0702001 New Jersey Community 53,315
AQUARION-GREENWICH CT0570011 Connecticut Community 53,297
CITY OF THOUSAND OAKS WATER DEPARTMENT CA5610020 California Community 53,157
CALHOUN GA1290000 Georgia Community 53,090
SUMTER CITY OF (SC4310001) SC4310001 South Carolina Community 53,070
METHUEN WATER DEPT MA3181000 Massachusetts Community 53,059
LA CROSSE WATERWORKS WI6320309 Community 53,000
STILLWATER UTILITIES AUTHORITY OK1021220 Oklahoma Community 53,000
HAMILTON/SOUTH WATER PLANT OH0901022 Ohio Community 52,920
LAKE HEMET MWD CA3310022 California Community 52,913
ST CHARLES PARISH DEPT OF WATERWORKS LA1089001 Louisiana Community 52,879
NEW ORLEANS ALGIERS WATER WORKS LA1071001 Louisiana Community 52,785
NORMAL IL1130900 Illinois Community 52,736
CITY OF CELINA TX0430003 Texas Community 52,701
PAW NESBITT PA2409010 Pennsylvania Community 52,640
BCWSA MAIN LOWER SOUTH PA1090079 Pennsylvania Community 52,621
ST PETERS PWS MO6010719 Missouri Community 52,575
MOORESVILLE TOWN OF NC0149015 North Carolina Community 52,509
GREEN VALLEY SUD TX0940020 Texas Community 52,497
CITY OF GRAPEVINE TX2200013 Texas Community 52,346
PERTH AMBOY WATER DEPARTMENT NJ1216001 New Jersey Community 52,328
CITY OF GALVESTON TX0840003 Texas Community 52,326
CITY OF WESTON (INDIAN TRACE) FL4061127 Florida Community 52,300
DARLINGTON COUNTY W&SA (SC1620001) SC1620001 South Carolina Community 52,288
FRANKFORT PLANT BOARD KY0370143 Kentucky Community 52,153
BRISTOL WATER DEPARTMENT CT0170011 Connecticut Community 52,079
GREENWOOD CPW (2410001) SC2410001 South Carolina Community 52,022
YUCAIPA VALLEY WATER DISTRICT CA3610055 California Community 52,010
PAW WATRES PA2409011 Pennsylvania Community 52,002
CITY OF KYLE TX1050002 Texas Community 52,000
CITY OF ROCKVILLE MD0150003 Community 52,000
HOBOKEN WATER UTILITY NJ0905001 New Jersey Community 52,000
COLLIERVILLE WATER DEPT TN0000126 Tennessee Community 51,972
HOLLY SPRINGS, TOWN OF NC0392050 North Carolina Community 51,947