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
CAMDEN CITY OF (2810001) SC2810001 South Carolina Community 18,193
CAYEY URBANO PR0004635 PR Community 18,185
SAHUARITA WATER COMPANY AZ0410312 Arizona Community 18,178
LAFAYETTE GA2950002 Georgia Community 18,177
NORTHWEST PARK MUD TX1010593 Texas Community 18,168
LCF WATER DISTRICT (SC4220010) SC4220010 South Carolina Community 18,152
LAGO DEL ORO WATER COMPANY AZ0411117 Arizona Community 18,132
WHEATFIELD WD NY3100585 New York Community 18,117
CALIFORNIA WATER SERVICE CO.-TRAVIS AFB CA4810701 California Community 18,111
CLEAR BROOK CITY MUD TX1010418 Texas Community 18,108
CITY OF GAINESVILLE TX0490001 Texas Community 18,107
BASTROP WATER SYSTEM LA1067003 Louisiana Community 18,105
CITY OF LAUREL MS0340021 Mississippi Community 18,100
OTTAWA IL0990800 Illinois Community 18,097
CITY OF BELLAIRE TX1010004 Texas Community 18,090
CITY OF BAY CITY TX1610001 Texas Community 18,061
CURRY WATER AUTHORITY AL0001432 Alabama Community 18,060
SMITHTOWN DISTRICT NY5103319 New York Community 18,050
DEMOREST GA1370004 Georgia Community 18,049
WOODMOOR WSD CO0121950 Colorado Community 18,031
CITY OF MELISSA TX0430040 Texas Community 18,020
HARRIS MONTGOMERY COUNTIES MUD 386 TX1013305 Texas Community 18,018
WELLS BRANCH MUD 1 TX2270227 Texas Community 18,015
Thunder Valley Casino 090605161 California Non-Transient Non-Community 18,007
CITY OF ABERDEEN MD0120001 Maryland Community 18,006
HOUSTON INTERCONTINENTAL TX1010729 Texas Community 18,000
METZGER WATER DISTRICT OR4100652 Oregon Community 18,000
GARNER, TOWN OF NC0392025 North Carolina Community 18,000
LUDLOW WATER DEPT (SPRINGFIELD W&SC) MA1161000 Massachusetts Community 18,000
CHAS. A. PURSER WATER SYSTEM GA1790025 Georgia Transient Non-Community 18,000
WILLA WOOD IL0001834 Illinois Transient Non-Community 18,000
WILLO WOOD RECREATIONAL FARM IL0016816 Illinois Transient Non-Community 18,000
HERNANDO CO UTL-WEST HERNANDO FL6272899 Florida Community 18,000
BUTTE-GLENN COMMUNITY COLLEGE DIST CA0400070 California Non-Transient Non-Community 18,000
TALLMADGE CITY PWS OH7704703 Ohio Community 18,000
GARDEN CITY PARK WD NY2902825 New York Community 18,000
FOX CROSSING UTILITIES WEST WI4710358 Wisconsin Community 18,000
ONALASKA WATERWORKS WI6320327 Wisconsin Community 18,000
YUBA COUNTY MOTORPLEX CA5800003 California Transient Non-Community 18,000
CITY OF PAMPA TX0900003 Texas Community 17,994
GLOVERSVILLE (C) WATER WORKS NY1700018 New York Community 17,991
CITY OF PLEASANTON TX0070003 Texas Community 17,985
EUFAULA WATER WORKS AL0000085 Alabama Community 17,970
LYNDEN WATER DEPARTMENT WA5349150 Washington Community 17,969
TRICO WATER COMPANY (SC1720001) SC1720001 South Carolina Community 17,963
CITY OF ARROYO GRANDE UTILITIES DIVISION CA4010001 California Community 17,963
LIBERTY WATER RIO RICO AZ0412011 Arizona Community 17,960
DEKALB UTILITY DISTRICT #1 TN0000188 Tennessee Community 17,960
HOLDEN WATER DIVISION, DPW MA2134000 Massachusetts Community 17,951
MILITARY HWY WSC LAS RUSIAS TX1080067 Texas Community 17,943