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
BIG RAPIDS MI0000710 Michigan Community 10,403
HARRIS COUNTY MUD 102 TX1010503 Texas Community 10,401
MAYNARD DPW, WATER DIVISION MA2174000 Massachusetts Community 10,401
SOUTH CENTRAL RWD NORTH BURLEIGH ND0801502 North Dakota Community 10,400
GILBERT-SUMMIT WD (3220001) SC3220001 South Carolina Community 10,400
ABERDEEN TWP MUA NJ1330001 New Jersey Community 10,400
MT PENN BORO MUNI AUTH PA3060082 Pennsylvania Community 10,400
CLOVERDALE, CITY OF CA4910002 California Community 10,398
WAVERLY WATER DEPARTMENT IA0990085 Iowa Community 10,394
WINNSBORO TOWN OF (2010001) SC2010001 South Carolina Community 10,391
BEULAH UTILITIES DISTRICT AL0000180 Alabama Community 10,389
BEAN STATION UTILITY DISTRICT TN0000041 Tennessee Community 10,378
LANGHAM CREEK UTILITY DISTRICT TX1011249 Texas Community 10,377
MAURICEVILLE MUD TX1810144 Texas Community 10,374
PINGREE GROVE IL0890160 Illinois Community 10,365
EPCOR - SAN TAN ANTHEM AZ0411136 Arizona Community 10,362
RATHDRUM CITY OF ID1280152 Idaho Community 10,358
CADILLAC, CITY OF MI0001030 Michigan Community 10,355
GONZALES COUNTY WSC TX0890006 Texas Community 10,350
BAKER CITY OR4100073 Oregon Community 10,349
LEXINGTON, CITY OF NE3104708 Nebraska Community 10,348
FARM HILL UTILITIES, INC. FL1170259 Florida Community 10,346
BURLEY WATER DEPT ID5160008 Idaho Community 10,345
PHOENIX-NORTH VALLEY AZ0407053 Arizona Community 10,343
MANHATTAN IL1970550 Illinois Community 10,340
ORTING CITY OF WA5364500 Washington Community 10,332
RIVERTON, CITY OF WY5600047 Wyoming Community 10,330
Fairmont MN1460003 Minnesota Community 10,328
BARRINGTON IL0974080 Illinois Community 10,327
SWEET HOME, CITY OF OR4100851 Oregon Community 10,322
ELKHORN WATERWORKS WI2650062 Wisconsin Community 10,317
MOUNT AIRY, CITY OF NC0286010 North Carolina Community 10,314
FESTIVAL RANCH AZ0407765 Arizona Community 10,313
MIAMI CO RWD 2 KS2012101 Kansas Community 10,311
CITY OF HEATH PWS OH4500912 Ohio Community 10,310
LIMONES PR0005206 PR Community 10,308
PORT SULPHUR WATER DISTRICT LA1075006 Louisiana Community 10,308
LYONS IL0311710 Illinois Community 10,304
RIVER OAKS FL6292093 Florida Community 10,301
HILLS CO UTL-RIVEROAK FL6290792 Florida Community 10,301
KEYSTONE WATER-MOSHANNON VAL PA6170031 Pennsylvania Community 10,300
PERU IL0990850 Illinois Community 10,300
KENDALLVILLE WATER DEPARTMENT IN5257008 Indiana Community 10,300
INDEPENDENCE WATER SYSTEM OR4100399 Oregon Community 10,300
CORNING CITY NY5001209 New York Community 10,300
BUCKEYE WATER DISTRICT - OHIO RIVER OH1502911 Ohio Community 10,300
QUINCY, CITY OF W/S FL1200551 Florida Community 10,298
BLUFFTON UTILITIES WATER DEPT IN5290001 Indiana Community 10,298
MOLALLA, CITY OF OR4100534 Oregon Community 10,298
HARRISBURG SD4600148 South Dakota Community 10,297