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
CITY OF BRANDON MS0610003 Mississippi Community 31,852
SCHUYLKILL CO MUN AUTH PA3540038 Pennsylvania Community 31,850
MARCO ISLAND UTILITIES (CITY OF) FL5110183 Florida Community 31,830
WAUKEE WATER SUPPLY IA2573080 Iowa Community 31,823
CAMAS MUNICIPAL WATER SEWER SYSTEM WA5310800 Washington Community 31,794
KINGS ISLAND PWS OH8345615 Ohio Non-Transient Non-Community 31,753
WEST BEND WATERWORKS WI2670120 Wisconsin Community 31,752
DESTIN WATER USERS, INC. FL1460202 Florida Community 31,752
PALM BEACH COUNTY SYSTEM 11 FL4505005 Florida Community 31,731
IL AMERICAN-PEKIN IL1795040 Illinois Community 31,731
PAINESVILLE CITY PWS OH4301611 Ohio Community 31,728
HENDERSON WATER UTILITY/NORTH KY0510188 Kentucky Community 31,705
SMITHS WATER & SEWER AUTHORITY AL0000820 Alabama Community 31,695
BANNING, CITY OF CA3310006 California Community 31,680
GALESBURG IL0950200 Illinois Community 31,620
FRANKLIN WATER WORKS KY1070144 Kentucky Community 31,602
PENDER COUNTY UTILITIES NC7071011 North Carolina Community 31,600
CORNELL UNIVERSITY NY5417686 New York Community 31,581
BOWLING GREEN CITY OH8700311 Ohio Community 31,578
CITY OF SOUTHLAKE TX2200075 Texas Community 31,576
CITY OF FLOWOOD MS0610075 Mississippi Community 31,574
ZACHARY WATER SYSTEM LA1033030 Louisiana Community 31,569
NORTH TONAWANDA CITY NY3100572 New York Community 31,568
DAVIE COUNTY WATER SYSTEM NC0230015 North Carolina Community 31,543
HORIZON REGIONAL MUD TX0710005 Texas Community 31,542
MUNDELEIN IL0971150 Illinois Community 31,500
ST CHARLES WATER DISTRICT 2 WEST BANK LA1089002 Louisiana Community 31,485
CITY OF BURLINGAME CA4110003 California Community 31,451
Mukilteo Water & Wastewater Distr WA5357550 Washington Community 31,437
LUMBERTON MUD TX1000035 Texas Community 31,428
WA OF GREAT NECK NORTH NY2902841 New York Community 31,400
MOORE CO PUBLIC UTIL-PINEHURST NC0363108 North Carolina Community 31,390
VENICE WATER DEPT CITY OF FL6581901 Florida Community 31,358
TEWKSBURY WATER DEPARTMENT MA3295000 Massachusetts Community 31,342
LA VERNE, CITY WD CA1910062 California Community 31,334
OCONEE COUNTY GA2190000 Georgia Community 31,323
PULLMAN WATER DEPARTMENT CITY OF WA5369880 Washington Community 31,315
BARBERTON CITY OH7700411 Ohio Community 31,298
CITY OF PALESTINE TX0010001 Texas Community 31,272
CITY OF TEMPLE TERRACE UTILITY FL6291791 Florida Community 31,250
OXFORD WATER WORKS & SEWER BOARD AL0000162 Alabama Community 31,239
PARAGOULD MUNICIPAL UTILITIES AR0000222 Arkansas Community 31,188
BARDSTOWN MUNICIPAL WATER DEPT KY0900017 Kentucky Community 31,185
CITY OF PASO ROBLES WATER DIVISION CA4010007 California Community 31,176
BUTTS COUNTY/JACKSON/JENKINSBURG WS GA0350051 Georgia Community 31,171
CITY OF GULFPORT-ORANGE GROVE MS0240008 Mississippi Community 31,144
ASPEN CITY OF CO0149122 Colorado Community 31,100
MERCER ISLAND CITY OF WA5353640 Washington Community 31,057
CHAMBERSBURG BORO WATER SYS PA7280005 Pennsylvania Community 31,048
CITY OF SANTA PAULA CA5610011 California Community 31,018