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
LAKE MILLS WATERWORKS WI1280108 Wisconsin Community 6,211
SORRENTO UTILITIES FL6581670 Florida Community 6,210
PORTLAND MUNICIPAL WATER PLANT IN5238007 Indiana Community 6,209
GOLDEN STATE WATER CO - APPLE VLY SOUTH CA3610107 California Community 6,208
SEBASTOPOL WATER ASSOCIATION MS0620010 Mississippi Community 6,207
NEWPORT WATERWORKS AR0000264 Arkansas Community 6,204
MONTESANO CITY OF WA5356000 Washington Community 6,204
SOUTHERN CALIF WATER CO CA3010016 California Community 6,202
OAKLAND TOWN OF FL3480913 Florida Community 6,202
ROSE VALLEY WATER COMPANY AZ0407065 Arizona Community 6,202
FAIRFIELD IL1910100 Illinois Community 6,202
RENSSELAER WATER DEPARTMENT IN5237005 Indiana Community 6,200
YORKTOWN WATER DEPARTMENT IN5218014 Indiana Community 6,200
HUNTINGTON WOODS MI0003310 Michigan Community 6,200
SOUTHERN DESERT CORRECTIONAL CTR NDOC NV0005062 Nevada Community 6,200
MANISTEE, CITY OF MI0004030 Michigan Community 6,200
WINHALL STRATTON F D 1 VT0005305 Vermont Community 6,200
SHINNSTON WATER WORKS WV3301731 West Virginia Community 6,200
CUTLER PUD CA5410001 California Community 6,200
BREMEN GA1430000 Georgia Community 6,200
JUDAH LAKE-KEATINGTON MI0003500 Michigan Community 6,200
TOWN OF THURMONT MD0100023 Maryland Community 6,200
SOUTH HADLEY FIRE DISTRICT #2 WATER DEPT MA1275001 Massachusetts Community 6,200
RICHMOND, CITY OF MI0005670 Michigan Community 6,200
BROOKINGS-DEUEL RURAL WATER SYSTEM SD4600430 South Dakota Community 6,200
UNIVERSITY OF ALASKA - FAIRBANKS AK2310683 Alaska Community 6,200
FRANKFORT SQUARE SBDV IL1975270 Illinois Community 6,200
NJ AMERICAN WATER - SALEM CITY NJ1712001 New Jersey Community 6,199
TOWN OF EASTHAM MA4086095 Massachusetts Community 6,199
WILLIAMSVILLE IL1671300 Illinois Community 6,198
USMC LEJEUNE--TARAWA TERRACE NC0467044 North Carolina Community 6,196
BRAIDWOOD IL1970150 Illinois Community 6,194
SEVIER COUNTY WATER DEPARTMENT TN0008279 Tennessee Community 6,194
OLIVE HILL MUNICIPAL WATER WORKS KY0220335 Kentucky Community 6,192
CINCO MUD 14 TX0790422 Texas Community 6,192
MADISON SD4600199 South Dakota Community 6,191
SELMA, TOWN OF NC0351015 North Carolina Community 6,190
CITY OF JEANERETTE WATER SYSTEM LA1045004 Louisiana Community 6,189
COFFEE COUNTY WATER AUTHORITY AL0001789 Alabama Community 6,180
BOWDON GA0450000 Georgia Community 6,180
SEBAGO LAKE WS NY4317683 New York Transient Non-Community 6,180
NEWFANE WD#4 NY3100595 New York Community 6,180
JACKSON CO UTILITY AUTHORITY-WEST MS0300164 Mississippi Community 6,178
BRIDGEWATER, TOWN OF VA2165045 Virginia Community 6,177
WILLITS, CITY OF CA2310004 California Community 6,175
GRAND SAN JACINTO WATER SYSTEM TX1460179 Texas Community 6,174
EAST PENN MFG CO PA3060681 Pennsylvania Non-Transient Non-Community 6,170
SOUTH KINGSTOWN-SOUTH SHORE RI1615623 Rhode Island Community 6,170
LONE OAK WATER DISTRICT KY0730256 Kentucky Community 6,170
HARRIS COUNTY MUD 364 TX1013132 Texas Community 6,168