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 OLIVE BRANCH - PLEASANT HILL MS0170016 Mississippi Community 7,668
FOUKE WSC TX2500016 Texas Community 7,668
WELLINGTON, CITY OF KS2019119 Kansas Community 7,664
CENTRAL WELD CNTY WD CO0162122 Colorado Community 7,662
RALLS COUNTY PWSD 1 MO2024499 Missouri Community 7,662
CEDAR HILLS FL2161334 Florida Community 7,660
WERNERSVILLE MUNI WATER AUTH PA3060076 Pennsylvania Community 7,654
WILLIAMSTON, TOWN OF NC0459010 North Carolina Community 7,650
SOUTH HADLEY FIRE DISTRICT #2 MA1117001 Massachusetts Community 7,650
DOSWELL WTP VA4085235 Virginia Community 7,650
OLD TOWN WATER DISTRICT ME0091200 Maine Community 7,648
SOUTHWICK WATER DEPT MA1279000 Massachusetts Community 7,646
SOUTH FORK UTILITY DISTRICT TN0000644 Tennessee Community 7,645
JAYUYA URBANO PR0002712 PR Community 7,644
LEBANON WATER WORKS CO INC KY0780241 Kentucky Community 7,642
SEM. CO/LAKE HAYES FL3594110 Florida Community 7,639
FORTVILLE WATER WORKS IN5230003 Indiana Community 7,638
DEKALB COUNTY PWSD 1 MO1024191 Missouri Community 7,635
BUTLER WATER DEPT NJ1403001 New Jersey Community 7,630
HOLLYWOOD GAMING @ MVRC OH5055013 Pennsylvania Non-Transient Non-Community 7,625
BATON WATER CORPORATION NC0114025 North Carolina Community 7,620
VANDALIA IL0510350 Illinois Community 7,616
LANDER, CITY OF WY5600176 Wyoming Community 7,615
LOWER VALLEY WATER USERS ASSOCIATION NM3510324 New Mexico Community 7,615
DECORAH WATER DEPARTMENT IA9630012 Iowa Community 7,615
NORTH DESOTO WATER SYSTEM LA1031011 Louisiana Community 7,608
KIMBERLY WATERWORKS WI4450342 Wisconsin Community 7,608
MONTGOMERY COUNTY MUD 18 TX1700546 Texas Community 7,608
HERKIMER VILLAGE NY2102306 New York Community 7,606
CITY OF RICHWOOD TX0200035 Texas Community 7,605
LEDGEVIEW TN SANITARY DIST 2 WI4051418 Wisconsin Community 7,602
NORFOLK WATER DIVISION MA2208000 Massachusetts Community 7,602
OCEANO COMM SERVICES DIST. CA4010005 California Community 7,601
PINE BUSH WATER DISTRICT NY3503553 New York Community 7,600
INGALLS WATER COMPANY IN5248012 Indiana Community 7,600
HARTFORD WATER DEPT VT0005319 Vermont Community 7,600
VAIL ASSOC MIDVAIL EAGLE CO0219800 Colorado Non-Transient Non-Community 7,600
ADELPHIA WATER COMPANY NJ1319001 New Jersey Community 7,600
KENETH BENNETT IN2090199 Indiana Transient Non-Community 7,594
EMPORIA, CITY OF VA3595250 Virginia Community 7,594
OKALOOSA COUNTY MID SYSTEM (CRESTVIEW) FL1464044 Florida Community 7,593
CITY OF MARKSVILLE WATER SYSTEM LA1009011 Louisiana Community 7,593
PIKE COUNTY PWSD 1 MO2024471 Missouri Community 7,590
ADA TOWNSHIP MI0000012 Michigan Community 7,584
CITY OF ST MARTINVILLE WATER SYSTEM LA1099007 Louisiana Community 7,575
ROANOKE, THE UTIL. BD. OF THE CITY OF AL0001127 Alabama Community 7,575
ZEPHYR WSC TX0250019 Texas Community 7,575
MARENGO IL1110650 Illinois Community 7,572
COLE COUNTY PWSD 4 MO3024163 Missouri Community 7,568
WAUSEON CITY PWS OH2600111 Ohio Community 7,568