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 |
|---|---|---|---|---|
| CITY OF GULFPORT-ORANGE GROVE | MS0240008 | Mississippi | Community | 31,144 |
| ASPEN CITY OF | CO0149122 | Colorado | Community | 31,100 |
| MERCER ISLAND CITY OF | WA5353640 | Washington | Community | 31,057 |
| CHAMBERSBURG BORO WATER SYS | PA7280005 | Pennsylvania | Community | 31,048 |
| CITY OF SANTA PAULA | CA5610011 | California | Community | 31,018 |
| BETHLEHEM WD NO 1 | NY0100191 | New York | Community | 31,000 |
| BELAIR-BOWIE WATER TREATMENT | MD0000710 | Maryland | Community | 31,000 |
| FORT JACKSON (SC4010501) | SC4010501 | South Carolina | Community | 31,000 |
| DEWEY BEACH WATER DEPARTMENT | DE0000825 | Delaware | Community | 31,000 |
| ARAPAHOE CNTY WWWA | CO0203002 | Colorado | Community | 31,000 |
| CITY OF MARTINEZ | CA0710006 | California | Community | 30,997 |
| BELLEVUE, CITY OF | NE3115306 | Nebraska | Community | 30,994 |
| TULLAHOMA UTILITIES AUTHORITY | TN0000715 | Tennessee | Community | 30,958 |
| Joint Powers Water Board | MN1860024 | Minnesota | Community | 30,922 |
| NORTH ANDOVER WATER DEPT | MA3210000 | Massachusetts | Community | 30,915 |
| CLAYTON, TOWN OF | NC0351020 | North Carolina | Community | 30,876 |
| STONE HARBOR WATER DEPT | NJ0510001 | New Jersey | Community | 30,850 |
| STATESVILLE, CITY OF | NC0149010 | North Carolina | Community | 30,843 |
| CITY OF JAX - NORWOOD WTP | FL2164368 | Community | 30,830 | |
| SCWA MATHER-SUNRISE | CA3410704 | California | Community | 30,825 |
| LIBERTY PWS | MO1010466 | Missouri | Community | 30,800 |
| JONES BEACH STATE PARK | NY2908333 | New York | Non-Transient Non-Community | 30,799 |
| RINCON DEL DIABLO MWD (ID-1) | CA3710018 | California | Community | 30,757 |
| ALGONQUIN | IL1110050 | Illinois | Community | 30,700 |
| BENTON WATERWORKS | AR0000484 | Arkansas | Community | 30,681 |
| POUGHKEEPSIE CITY | NY1330291 | New York | Community | 30,639 |
| CITY OF SACHSE | TX0570057 | Texas | Community | 30,630 |
| ATASCADERO MUTUAL WATER CO | CA4010002 | California | Community | 30,618 |
| MID-PENINSULA WATER DISTRICT | CA4110001 | California | Community | 30,609 |
| STAFFORD TWP WATER - BEACH HAVEN WEST | NJ1530004 | New Jersey | Community | 30,603 |
| FAIRMONT CITY OF | WV3302502 | West Virginia | Community | 30,586 |
| SAVANNAH VALLEY U.D. | TN0000613 | Tennessee | Community | 30,571 |
| DEPTFORD TWP MUA | NJ0802001 | New Jersey | Community | 30,561 |
| HAINES CITY, CITY OF | FL6532232 | Florida | Community | 30,545 |
| BRENTWOOD WATER DEPARTMENT | TN0000069 | Tennessee | Community | 30,493 |
| GARFIELD WATER DEPARTMENT | NJ0221001 | New Jersey | Community | 30,487 |
| WEST MELBOURNE WTR SYS(CONSEC) | FL3051460 | Florida | Community | 30,443 |
| GALVESTON COUNTY WCID 1 | TX0840001 | Texas | Community | 30,399 |
| MILFORD WATER DEPARTMENT | MA2185000 | Massachusetts | Community | 30,379 |
| CITY OF BUCKEYE - VALENCIA TOWN DIVISION | AZ0407078 | Community | 30,377 | |
| WALNUT CREEK SUD | TX1840008 | Texas | Community | 30,364 |
| MALLORY VALLEY U.D. | TN0000428 | Tennessee | Community | 30,347 |
| CITY OF SALISBURY | MD0220004 | Maryland | Community | 30,343 |
| VIRGINIA-AMERICAN WATER CO. | VA3670800 | Virginia | Community | 30,317 |
| Savage | MN1700008 | Minnesota | Community | 30,285 |
| BATTLE GROUND WATER DEPT CITY OF | WA5304700 | Washington | Community | 30,237 |
| MAGUAYO | PR0005597 | Community | 30,235 | |
| HARDIN COUNTY WATER DISTRICT #1 | KY0470393 | Kentucky | Community | 30,230 |
| YORK COUNTY EAST WD (SC4620002) | SC4620002 | South Carolina | Community | 30,225 |
| OCPU/CONWAY COMPLEX | FL3480048 | Florida | Community | 30,223 |