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 |
|---|---|---|---|---|
| CRETE, CITY OF | NE3115104 | Nebraska | Community | 7,566 |
| SOUTHEAST POLK RWD | IA7774701 | Iowa | Community | 7,565 |
| VEOLIA WATER PA DALLAS | PA2400076 | Pennsylvania | Community | 7,563 |
| GUAVATE | PR0004645 | PR | Community | 7,556 |
| COHASSET WATER DEPT | MA4065000 | Massachusetts | Community | 7,555 |
| KENSINGTON FIRE DISTRICT | CT0070011 | Connecticut | Community | 7,553 |
| HALIFAX WATER DEPARTMENT | MA4118000 | Massachusetts | Community | 7,553 |
| GASTON RURAL WATER DIST (SC3220002) | SC3220002 | South Carolina | Community | 7,550 |
| MACBEE SUD | TX2340012 | Texas | Community | 7,548 |
| BLUE RIDGE WEST MUD | TX0790051 | Texas | Community | 7,545 |
| CITY OF LOUISVILLE | MS0800004 | Mississippi | Community | 7,545 |
| PIEDMONT MUNICIPAL AUTHORITY | OK2000909 | Oklahoma | Community | 7,542 |
| WELLSTON, CITY OF-NORTH | OH4000511 | Ohio | Community | 7,542 |
| CITY OF JUSTIN | TX0610003 | Texas | Community | 7,537 |
| GLOBE CITY OF | AZ0404008 | Arizona | Community | 7,536 |
| CRESTON WATER SUPPLY | IA8816089 | Iowa | Community | 7,536 |
| POTTAWATOMIE CO RWD 1 | KS2014912 | Kansas | Community | 7,535 |
| NSA HAMPTON ROADS, MAIN BASE | VA3710850 | Virginia | Community | 7,533 |
| TUCKASEIGEE WATER & SEWER AUTH | NC0150035 | North Carolina | Community | 7,528 |
| SENOIA | GA0770003 | Georgia | Community | 7,528 |
| NEW PALTZ (VILLAGE) WATER DIST | NY5503379 | New York | Community | 7,523 |
| SEBASTOPOL, CITY OF | CA4910011 | California | Community | 7,522 |
| WINNSBORO WATER SYSTEM | LA1041006 | Louisiana | Community | 7,518 |
| CASTROVILLE COMMUNITY SERVICES DISTRICT | CA2710005 | California | Community | 7,515 |
| ST JAMES WATER DISTRICT 2 | LA1093005 | Louisiana | Community | 7,513 |
| FORT SCOTT, CITY OF | KS2001104 | Kansas | Community | 7,513 |
| MANSFIELD WATER SYSTEM | LA1031009 | Louisiana | Community | 7,512 |
| TALLASSEE WATER WORKS | AL0000548 | Alabama | Community | 7,512 |
| EAGLE TOWN OF | CO0119233 | Colorado | Community | 7,511 |
| MAIDENCREEK TWP WATER AUTH | PA3060012 | Pennsylvania | Community | 7,505 |
| FOLSOM STATE PRISON | CA3410032 | California | Community | 7,502 |
| MORGAN COUNTY WATER DISTRICT | KY0880594 | Kentucky | Community | 7,502 |
| CARROLL REGIONAL WATER SYSTEM | VA1035088 | Virginia | Community | 7,500 |
| ST MARY WATER & SEWER COMM #3 | LA1101010 | Louisiana | Community | 7,500 |
| LEXINGTON, CITY OF | VA2678375 | Virginia | Community | 7,500 |
| LIVINGSTON CITY OF | MT0000573 | Montana | Community | 7,500 |
| CALTRANS-WILLOWS RESTSTOP-SB | CA1100258 | California | Transient Non-Community | 7,500 |
| CALTRANS-WILLOWS RESTSTOP-NB | CA1100257 | California | Transient Non-Community | 7,500 |
| MOUNTAIN HOME AIR FORCE BASE | ID4200054 | Idaho | Community | 7,500 |
| KENSINGTON METROPARK | MI6320583 | Michigan | Transient Non-Community | 7,500 |
| DNR PONTIAC LAKE R A-BEACH | MI2084163 | Michigan | Transient Non-Community | 7,500 |
| ROSE CITY WATER DISTRICT | OR4100659 | Oregon | Community | 7,500 |
| ROSS COMMON SPRING WATER CO | PA2456017 | Pennsylvania | Community | 7,500 |
| TRANE COMPANY | TN0004679 | Tennessee | Non-Transient Non-Community | 7,500 |
| KEYPORT WATER DEPT | NJ1322001 | New Jersey | Community | 7,500 |
| PARKVILLE WD | CO0133700 | Colorado | Community | 7,500 |
| LAMAR CITY OF | CO0150700 | Colorado | Community | 7,500 |
| ADAIR COUNTY PWSD 1 | MO2024000 | Missouri | Community | 7,500 |
| TERREBONNE DIST NO 3 | LA1109004 | Louisiana | Community | 7,500 |
| DEER FLAT NATIONAL WILDLIFE REFUGE LOWER | ID3140156 | Idaho | Transient Non-Community | 7,500 |