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 |
|---|---|---|---|---|
| ST. AUGUSTINE SHORES | FL2551083 | Florida | Community | 7,423 |
| PAGE CITY OF | AZ0403017 | Arizona | Community | 7,420 |
| CENTER TOWNSHIP WATER AUTH | PA5040057 | Pennsylvania | Community | 7,420 |
| VALLEY CENTER, CITY OF | KS2017318 | Kansas | Community | 7,419 |
| U.C.P.R | PR0458104 | PR | Non-Transient Non-Community | 7,416 |
| NEBRASKA CITY, CITY OF | NE3113106 | Nebraska | Community | 7,414 |
| POTOSI WSC | TX2210008 | Texas | Community | 7,413 |
| BUCKLEY WATER | WA5309000 | Washington | Community | 7,411 |
| STRASBURG, TOWN OF | VA2171750 | Virginia | Community | 7,410 |
| DNR-JOHN TANNER STATE PARK | GA0450011 | Georgia | Transient Non-Community | 7,410 |
| MDWASA-FAIRWAY PARK | FL4130459 | Florida | Community | 7,403 |
| JAMESTOWN MUNICIPAL WATER WORKS | KY1040210 | Kentucky | Community | 7,402 |
| PEACOCK HILL | WA5366637 | Washington | Community | 7,401 |
| DINNER LAKE-JAN PHYL SYSTEM | FL6530459 | Florida | Community | 7,400 |
| UNIVERSITY OF NOTRE DAME | IN5271020 | Indiana | Community | 7,400 |
| FAIRFIELD WATER DEPT | NJ0707001 | New Jersey | Community | 7,400 |
| POSSUM KINGDOM WSC | TX1820076 | Texas | Community | 7,395 |
| STUTTGART WATERWORKS | AR0000013 | Arkansas | Community | 7,393 |
| BIG PARK WATER COMPANY | AZ0413012 | Arizona | Community | 7,392 |
| MAYFLOWER WATERWORKS | AR0000193 | Arkansas | Community | 7,390 |
| HARRIS COUNTY MUD 419 | TX1013335 | Texas | Community | 7,389 |
| FIRST U.D. OF HARDIN COUNTY | TN0000546 | Tennessee | Community | 7,388 |
| Isanti | MN1300005 | Minnesota | Community | 7,386 |
| CITY OF SEMINOLE | TX0830012 | Texas | Community | 7,386 |
| CENTRAL WCID OF ANGELINA COUNTY | TX0030019 | Texas | Community | 7,381 |
| TEA | SD4600409 | South Dakota | Community | 7,381 |
| FT BEND COUNTY MUD NO 12 | TX0790071 | Texas | Community | 7,380 |
| PAJUIL-PALOMA | PR0002892 | PR | Community | 7,380 |
| INDIAN HILLS | FL3590588 | Florida | Community | 7,378 |
| HAMILTON WATER DEPT | MA3119000 | Massachusetts | Community | 7,377 |
| SCOTTSBURG WATER DEPARTMENT | IN5272001 | Indiana | Community | 7,369 |
| MEANSVILLE RILEY W/D (SC4420001) | SC4420001 | South Carolina | Community | 7,368 |
| MULLINS CITY OF (3310002) | SC3310002 | South Carolina | Community | 7,366 |
| EAST CLARK CO WATER DISTRICT | KY0250981 | Kentucky | Community | 7,366 |
| SIENNA MUD 3 | TX0790376 | Texas | Community | 7,365 |
| YORKTOWN WATER ASSOCIATION | AR0000319 | Arkansas | Community | 7,364 |
| JOHN F KENNEDY SPACE CENTER (CONSEC) | FL3054024 | Florida | Non-Transient Non-Community | 7,364 |
| CITY OF LULING | TX0280002 | Texas | Community | 7,364 |
| GSWC - CALIPATRIA | CA1310003 | California | Community | 7,363 |
| MILAN | MI0004380 | Michigan | Community | 7,363 |
| WASHINGTON WATER DEPARTMENT | IA9271068 | Iowa | Community | 7,362 |
| FORT BEND COUNTY MUD 133 | TX0790444 | Texas | Community | 7,362 |
| CITY OF ALAMO HEIGHTS | TX0150039 | Texas | Community | 7,357 |
| MAHANOY TWP-AUTH-MAHANOY DIV | PA3540020 | Pennsylvania | Community | 7,357 |
| CYPRESS FOREST PUD | TX1010919 | Texas | Community | 7,356 |
| FORT BEND COUNTY MUD 134B | TX0790532 | Texas | Community | 7,356 |
| EAST LOWNDES W/A B WEST-OLD YORKVILLE RD | MS0440103 | Mississippi | Community | 7,355 |
| TONTITOWN WATERWORKS | AR0000566 | Arkansas | Community | 7,355 |
| HASTINGS | MI0003090 | Michigan | Community | 7,350 |
| MADISON WATER DEPARTMENT | FL2400205 | Florida | Community | 7,350 |