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 |
|---|---|---|---|---|
| BAYLEAF MASTER | NC0392373 | North Carolina | Community | 16,715 |
| BELLEVUE WATERWORKS | WI4050459 | Wisconsin | Community | 16,715 |
| Buffalo | MN1860005 | Minnesota | Community | 16,711 |
| HUDSON WATER DEPT | NH1201010 | New Hampshire | Community | 16,700 |
| EVERGLADES/REX | FL4134292 | Florida | Community | 16,700 |
| DOUGLAS CITY OF | AZ0402014 | Arizona | Community | 16,656 |
| RINCON WATER SYSTEM | GA1030001 | Georgia | Community | 16,654 |
| HARRIMAN UTILITY BOARD | TN0000287 | Tennessee | Community | 16,653 |
| MO AMERICAN PLATTE COUNTY | MO1010625 | Missouri | Community | 16,645 |
| SONTERRA MUD | TX2460157 | Texas | Community | 16,614 |
| UKIAH, CITY OF | CA2310003 | California | Community | 16,607 |
| FULTON CITY | NY3704355 | New York | Community | 16,600 |
| PHOENIXVILLE WATER DEPT | PA1150077 | Pennsylvania | Community | 16,599 |
| OLIVEHURST PUBLIC U.D. | CA5810003 | California | Community | 16,595 |
| NAVAL AIR STATION/WHIDBEY ISLAND | WA5303420 | Washington | Community | 16,595 |
| GRAND CANYON NATIONAL PARK | AZ0403702 | Arizona | Community | 16,590 |
| WATERFORD WPCA | CT1520071 | Connecticut | Community | 16,578 |
| JOHNSON CITY WATER WORKS | NY0301668 | New York | Community | 16,578 |
| PINEVILLE WATER SYSTEM | KY0070353 | Kentucky | Community | 16,573 |
| TOHO BUENAVENTURA LAKES | FL3490184 | Florida | Community | 16,569 |
| BELLINGHAM DPW WATER SEWER DIVISION | MA2025000 | Massachusetts | Community | 16,556 |
| WRIGHT-PATTERSON AFB AREA A PWS | OH2903412 | Community | 16,551 | |
| COLE COUNTY PWSD 1 | MO3024159 | Missouri | Community | 16,548 |
| JEFFERSON COUNTY PWSD 2 | MO6024293 | Missouri | Community | 16,548 |
| MCWA GENESEE | NY1800547 | New York | Community | 16,541 |
| NEWTON WATER SUPPLY | IA5059064 | Iowa | Community | 16,518 |
| NOTLA WATER AUTHORITY | GA2910003 | Georgia | Community | 16,518 |
| OHIO COUNTY WATER DISTRICT | KY0920332 | Kentucky | Community | 16,511 |
| GIG HARBOR WATER DEPT | WA5327600 | Washington | Community | 16,510 |
| CITY OF HIGHLAND VILLAGE | TX0610080 | Texas | Community | 16,500 |
| COUNTRY CLUB HILLS | IL0310540 | Illinois | Community | 16,500 |
| DEFIANCE CITY | OH2000111 | Ohio | Community | 16,494 |
| OPA LOCKA, CITY OF | FL4131001 | Florida | Community | 16,479 |
| RAMSEY WATER COMPANY, INC. | IN5231005 | Indiana | Community | 16,475 |
| SAFETY HARBOR WATER DEPT | FL6521576 | Florida | Community | 16,473 |
| BRIDGEVIEW | IL0310270 | Illinois | Community | 16,467 |
| PARK RIDGE WATER DEPT | NJ0247001 | New Jersey | Community | 16,466 |
| Red Wing | MN1250013 | Minnesota | Community | 16,459 |
| NORTH PENINSULA | WA5305122 | Washington | Community | 16,449 |
| EL SEGUNDO-CITY, WATER DEPT. | CA1910040 | California | Community | 16,445 |
| JACKSON COUNTY PWSD 2 | MO1024276 | Missouri | Community | 16,440 |
| SUMNER CITY OF | WA5385120 | Washington | Community | 16,438 |
| CHATHAM | IL1670300 | Illinois | Community | 16,423 |
| FRANKFORT WATER WORKS | IN5212003 | Indiana | Community | 16,422 |
| BARBOURVILLE UTILITIES | KY0610016 | Kentucky | Community | 16,420 |
| FILLMORE WATER DEPT | CA5610002 | California | Community | 16,419 |
| BARCELONETA URBANO | PR0002722 | PR | Community | 16,404 |
| HAZEL PARK | MI0003100 | Michigan | Community | 16,400 |
| ALLEN COUNTY WATER DISTRICT | KY0020956 | Kentucky | Community | 16,398 |
| CITY OF CLEVELAND | MS0060006 | Mississippi | Community | 16,392 |