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
WESTERN CRANSTON RI1647528 Rhode Island Community 6,585
VALLEY CITY CITY OF ND0200958 North Dakota Community 6,585
MAHOMET IL0190450 Illinois Community 6,580
PRATT, CITY OF KS2015103 Kansas Community 6,573
MILLEN GA1650000 Georgia Community 6,569
DOUBLE SPRINGS U.D. TN0000192 Tennessee Community 6,567
BUENA VISTA, CITY OF VA2530125 Virginia Community 6,566
WINTHROP HARBOR IL0971950 Illinois Community 6,565
MONTGOMERY COUNTY MUD 15 TX1700118 Texas Community 6,564
Delano Municipal Utilities MN1860007 Minnesota Community 6,564
ELBURN IL0890300 Illinois Community 6,559
HARRIS COUNTY WCID 84 TX1010113 Texas Community 6,552
NORCROSS GA1350007 Georgia Community 6,550
SCHUYLER, CITY OF NE3103701 Nebraska Community 6,547
CHATFIELD WSC TX1750012 Texas Community 6,546
MISSION BEND MUD 1 TX1011718 Texas Community 6,546
JAMESTOWN, TOWN OF NC0241030 North Carolina Community 6,543
BALLSTON SPA VILLAGE NY4500162 New York Community 6,541
MAYSVILLE REGIONAL WATER OH6001411 Ohio Community 6,540
NORTHBOROUGH MUD TX1011576 Texas Community 6,540
GENESEO IL0730500 Illinois Community 6,539
SEMINOLE - BRIGHTON RESERVATION 041200001 Florida Community 6,538
SUNSHINE PARKWAY SYSTEMS FL3350691 Florida Community 6,538
DUBLIN TOWN OF VA1155150 Virginia Community 6,538
NAVAL SUPPORT ACTIVITY, CRANE IN5251003 Indiana Community 6,538
WESTERN LEWIS RECTORVILLE WATER DISTRICT KY0810366 Kentucky Community 6,534
TEXAS STATE TECHNICAL COLLEGE - WACO TX1550138 Texas Community 6,533
POLK CITY WATER SUPPLY IA7770050 Iowa Community 6,533
AQUA PA FAWN LAKE FOREST PA2520037 Pennsylvania Community 6,533
CALWA COUNTY WATER DIST CA1010002 California Community 6,528
HUNTINGBURG MUNICIPAL WATER IN5219007 Indiana Community 6,526
KYLE WATER SYSTEM 084690474 South Dakota Community 6,526
ORANGE WATER DEPT MA1223000 Massachusetts Community 6,526
LOCHBUIE TOWN OF CO0162486 Colorado Community 6,518
STEAMBOAT SKI CORP THUNDERHEAD CO0254742 Colorado Transient Non-Community 6,517
SOUTH KONA HI0000132 Hawaii Community 6,512
IRA TOWNSHIP MI0003390 Michigan Community 6,510
PLANET HOLLYWOOD HOTEL AND CASINO NV0001180 Nevada Non-Transient Non-Community 6,509
FORT WORDEN STATE PARK WA53SP310 Washington Transient Non-Community 6,508
BALLYS PARK PLACE CASINO NJ0102302 New Jersey Non-Transient Non-Community 6,500
LITTLETON WATER AND LIGHT NH1381010 New Hampshire Community 6,500
NORTH VERNON WATER DEPARTMENT IN5240008 Indiana Community 6,500
DERRY BORO MUNI AUTH PA5650049 Pennsylvania Community 6,500
STRATMOOR HILLS WSD CO0121800 Colorado Community 6,500
CITY OF MACCLENNY FL2020204 Florida Community 6,500
MOREHEAD STATE UNIVERSITY KY1030480 Kentucky Community 6,500
DEVENS MASSDEVELOPMENT MA2019001 Massachusetts Community 6,500
TOWNSEND WATER DEPARTMENT MA2299000 Massachusetts Community 6,500
ORANGE CO I-85 RA S-B NC0368154 North Carolina Transient Non-Community 6,500
PSMCSD - PAJARO CA2710020 California Community 6,500