Browse Water Systems

434,040 public water systems.

Public Water Systems Database

Browse 434,040 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
ARVIN COMMUNITY SERVICES DIST CA1510001 California Community 19,669
PAMLICO COUNTY WATER NC0469025 North Carolina Community 19,665
PLEASANT VIEW UTILITY DISTRICT TN0000558 Tennessee Community 19,663
SANTANA PR0002832 PR Community 19,657
BELLE CHASSE WATER DISTRICT LA1075001 Louisiana Community 19,644
LAKE FOREST IL0970800 Illinois Community 19,642
LIBERAL, CITY OF KS2017504 Kansas Community 19,640
SMITHTOWN WATER DISTRICT NY5105656 New York Community 19,635
LEXINGTON, CITY OF NC0229010 North Carolina Community 19,632
SIESTA KEY UTILITIES AUTHORITY FL6581641 Florida Community 19,620
CITY OF MANOR TX2270002 Texas Community 19,620
MOUNTAIN HOME WATERWORKS AR0000025 Arkansas Community 19,618
COUNTY LINE SUD TX1050038 Texas Community 19,609
BRYANT WATERWORKS AR0000486 Arkansas Community 19,607
POINT PLEASANT WATER DEPARTMENT NJ1524001 New Jersey Community 19,600
POPLAR GROVE UTILITY DISTRICT TN0000201 Tennessee Community 19,599
ST MARYS AREA WATER AUTH PA6240016 Pennsylvania Community 19,588
SILVER SPRINGS SHORES (5 WPS) FL3421197 Florida Community 19,569
ALTOONA WATER SUPPLY IA7707030 Iowa Community 19,565
SOUTHBRIDGE WATER DEPARTMENT MA2278000 Massachusetts Community 19,562
CALIFORNIA WATER SERVICE CO - WESTLAKE CA5610016 California Community 19,533
Elk River MN1710004 Minnesota Community 19,532
WEST CARTERET WATER CORP NC0416040 North Carolina Community 19,512
AMBRIDGE WATER AUTH PA5040008 Pennsylvania Community 19,500
SOUTH BURLINGTON CITY WATER SYSTEM VT0005091 Vermont Community 19,500
SHEPPARD AIR FORCE BASE TX2430007 Texas Community 19,500
GRAND ISLAND TOWN WATER DEPT. NY1400451 New York Community 19,500
MATTOON IL0290250 Illinois Community 19,500
PUNTA GORDA WATER DEPARTMENT FL5080051 Florida Community 19,500
SAVANNAH UTILITY DEPT TN0000611 Tennessee Community 19,495
PLATTE CANYON WSD CO0103614 Colorado Community 19,485
CAMINO REAL REGIONAL UTILITY AUTHORITY NM3502507 New Mexico Community 19,466
CITY OF ROMA TX2140007 Texas Community 19,464
HOMEWOOD IL0311350 Illinois Community 19,463
Stillwater MN1820024 Minnesota Community 19,462
Hopkins MN1270016 Minnesota Community 19,462
HAWTHORNE WATER DEPARTMENT NJ1604001 New Jersey Community 19,458
SOLEDAD, CITY OF CA2710011 California Community 19,455
CITY OF ANGLETON TX0200002 Texas Community 19,429
PHELPS VINEYARDS CA2800609 California Non-Transient Non-Community 19,412
ST. MARYS GA0390001 Georgia Community 19,408
KERN MEDICAL CENTER WATER CA1502312 California Non-Transient Non-Community 19,400
LOS LUNAS WATER SYSTEM NM3525332 New Mexico Community 19,400
MAPLE SHADE WATER DEPARTMENT NJ0319001 New Jersey Community 19,400
VENETIAN PALAZZO NV0001165 Nevada Non-Transient Non-Community 19,387
EVANS CITY OF CO0162260 Colorado Community 19,369
AVON PARK, CITY OF FL6280049 Florida Community 19,361
UNIVERSITY OF RHODE ISLAND RI1858422 Rhode Island Community 19,354
CIMARRON MUD TX1011410 Texas Community 19,338
BUCHANAN CO PSA VA1027061 Virginia Community 19,326