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 |
|---|---|---|---|---|
| MCCALL CITY OF | ID4430033 | Idaho | Community | 4,423 |
| RED SPRINGS, TOWN OF | NC0378015 | North Carolina | Community | 4,423 |
| MONTGOMERY COUNTY MUD 19 | TX1700319 | Texas | Community | 4,422 |
| HARRIS COUNTY MUD 69 | TX1010600 | Texas | Community | 4,422 |
| UPTON DPW WATER/WASTEWATER DIVISION | MA2303000 | Massachusetts | Community | 4,420 |
| BUFFALO, CITY OF | WY5600005 | Wyoming | Community | 4,419 |
| BURRILLVILLE RACING ASSOC | RI2755313 | Rhode Island | Transient Non-Community | 4,418 |
| NORTH RIVER/MILL CREEK WATER SERVICE DIS | NC0416197 | North Carolina | Community | 4,417 |
| GCWSD KILSOCK WATER SYS (SC2220002) | SC2220002 | South Carolina | Community | 4,417 |
| SOUTH MARENGO CO WATER & FIRE PRO AUTH | AL0001439 | Alabama | Community | 4,416 |
| TYNGSBOROUGH WATER DISTRICT | MA3301000 | Massachusetts | Community | 4,416 |
| PALOMAR OBSERVATORY | CA3702236 | California | Community | 4,416 |
| LAKEWOOD CAMPGROUND (SC2660049) | SC2660049 | South Carolina | Community | 4,415 |
| SOUTH BAINBRIDGE | WA5381451 | Washington | Community | 4,414 |
| HARRIS COUNTY MUD 397 | TX1013295 | Texas | Community | 4,413 |
| TOWN OF PERRYVILLE | MD0070018 | Maryland | Community | 4,413 |
| SULLIVAN COUNTY PWSD 1 | MO2024594 | Missouri | Community | 4,412 |
| WEST MCCRACKEN CO WATER DISTRICT | KY0730454 | Kentucky | Community | 4,410 |
| SHELLEY CITY OF | ID6060071 | Idaho | Community | 4,409 |
| COOSA WATER AUTHORITY | GA2910006 | Georgia | Community | 4,407 |
| PEARL RIVER CENTRAL W/A-BI CO | MS0550058 | Mississippi | Community | 4,406 |
| ABRAHAM BALDWIN AGRI. COLLEGE | GA2770004 | Georgia | Community | 4,405 |
| LIGONIER WATER WORKS | IN5257010 | Indiana | Community | 4,405 |
| MOUNDVILLE, CITY OF | AL0000651 | Alabama | Community | 4,404 |
| HARRIS COUNTY MUD 172 | TX1012970 | Texas | Community | 4,404 |
| MARYLAND CITY-ANNE ARUNDEL CO | MD0002436 | Maryland | Community | 4,404 |
| Isleta Shea-whiff | 063503109 | New Mexico | Community | 4,403 |
| HILLSBORO | IL1350300 | Illinois | Community | 4,402 |
| FRANKLIN SYSTEM YORK WATER | PA7280045 | Pennsylvania | Community | 4,400 |
| BENNETT TOWN OF | CO0101020 | Colorado | Community | 4,400 |
| OAK HARBOR VILLAGE | OH6202603 | Ohio | Community | 4,400 |
| BREAKS INTERSTATE PARK | VA1051070 | Virginia | Non-Transient Non-Community | 4,400 |
| LIBERTY WATER WORKS | KY0230251 | Kentucky | Community | 4,400 |
| BRIGHTSIDE WATER SUPPLY | LA1033041 | Louisiana | Community | 4,400 |
| KIROLI-DARBONNE | LA1073012 | Louisiana | Community | 4,400 |
| Chemehuevi Water | 090600125 | California | Community | 4,400 |
| SOUTHWESTERN CAMBRIA CNTY AUTH | PA4110041 | Pennsylvania | Community | 4,400 |
| GLENDALE CITY OF | CO0103055 | Colorado | Community | 4,400 |
| DWIGHT | IL1050250 | Illinois | Community | 4,400 |
| SPIRIT LAKE WATER MANAGEMENT RWS | 083890025 | North Dakota | Community | 4,400 |
| DOUGLAS WATER DEPARTMENT | MA2077000 | Massachusetts | Community | 4,400 |
| BRYAN COUNTY RW&SD #5C | OK2000752 | Oklahoma | Community | 4,400 |
| BETHEL WATER SYSTEM | AL0001149 | Alabama | Community | 4,398 |
| KING COUNTY WATER DISTRICT #45 | WA5339700 | Washington | Community | 4,398 |
| CORTLAND | IL0370051 | Illinois | Community | 4,398 |
| CITY OF JACKSBORO | TX1190002 | Texas | Community | 4,397 |
| FORT BEND COUNTY MUD 42 WAT PLAT | TX0790254 | Texas | Community | 4,395 |
| IRELAND UTILITIES, INC. | IN5219008 | Indiana | Community | 4,395 |
| SPARTA | IL1570600 | Illinois | Community | 4,395 |
| BRYSON CITY, TOWN OF | NC0187010 | North Carolina | Community | 4,395 |