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 |
|---|---|---|---|---|
| MACOMB | IL1090350 | Illinois | Community | 15,051 |
| GRAND HAVEN TOWNSHIP | MI0002760 | Michigan | Community | 15,051 |
| MONTGOMERY COUNTY MUD 60 | TX1700470 | Texas | Community | 15,036 |
| BOONE COUNTY PWSD 9 | MO3024058 | Missouri | Community | 15,035 |
| THOUSAND PINES CHRISTIAN | CA3600585 | California | Non-Transient Non-Community | 15,034 |
| SOUTH MONTEBELLO IRRIGATION DIST. | CA1910153 | California | Community | 15,021 |
| CALDWELL CO WATER SYSTEM-SE | NC0114047 | North Carolina | Community | 15,007 |
| LEWISTON CITY OF | ID2350014 | Idaho | Community | 15,001 |
| FORT BRIDGER MUSEUM | WY5600650 | Wyoming | Transient Non-Community | 15,000 |
| HILLCREST WATER COMPANY | WY5600548 | Wyoming | Transient Non-Community | 15,000 |
| RIMROCK MEADOWS RANCH IV | WA5304379 | Washington | Transient Non-Community | 15,000 |
| SEVEN POINTS | TN0004131 | Tennessee | Transient Non-Community | 15,000 |
| TRINITY MEADOWS RACEWAY | TX1840117 | Texas | Transient Non-Community | 15,000 |
| COATESVILLE AUTHORITY | PA1150071 | Pennsylvania | Community | 15,000 |
| ASHLAND NATIONAL GUARD CAMP | NE3115505 | Nebraska | Community | 15,000 |
| CLARENCE, TOWN WATER DEPT. | NY1420767 | New York | Community | 15,000 |
| VANDALIA CITY PWS | OH5702603 | Ohio | Community | 15,000 |
| ROWAN CO FAIR GROUNDS | NC0180626 | North Carolina | Transient Non-Community | 15,000 |
| FLORIDA CITIES WATER CO. | FL6582295 | Florida | Community | 15,000 |
| CAMP FOSTER | IA3070462 | Iowa | Transient Non-Community | 15,000 |
| IROQUOIS COUNTY FAIR BOARD | IL0008516 | Illinois | Transient Non-Community | 15,000 |
| IROQUOIS COUNTY FAIR BOARD | IL3008516 | Illinois | Transient Non-Community | 15,000 |
| HOLIDAY ACRES FAMILY PARK | IL0017582 | Illinois | Transient Non-Community | 15,000 |
| SOUTHERN SHORES | DE0000277 | Delaware | Community | 15,000 |
| CALAVERAS BIG TREES CSP | CA0510303 | California | Transient Non-Community | 15,000 |
| SOMERSET MUTUAL WATER CO | CA1910150 | California | Community | 15,000 |
| NPS LASSEN VOLCANIC NP | CA1810500 | California | Transient Non-Community | 15,000 |
| NORTHERN ARIZONA UNIVERSI | AZ0403083 | Arizona | Community | 15,000 |
| EAST BIGGS WATER SYSTEM | TX0710187 | California | Community | 15,000 |
| CITY OF CORINTH | MS0020002 | Mississippi | Community | 15,000 |
| SEASIDE PARK WATER DEPT | NJ1527001 | New Jersey | Community | 15,000 |
| HORSEHEADS VILLAGE | NY0701009 | New York | Community | 15,000 |
| LAGOON INVESTMENT COMPANY | UTAH06043 | Utah | Non-Transient Non-Community | 15,000 |
| LEMOORE NAVAL AIR STATION | CA1610700 | California | Community | 15,000 |
| HOLLIDAY WATER COMPANY | UTAH18010 | Utah | Community | 15,000 |
| MS STATE UNIVERSITY | MS0530012 | Mississippi | Community | 15,000 |
| CHAPEL HILL - ABERDEEN PROVING GROUNDS | MD0120002 | Maryland | Community | 15,000 |
| BOULDER CITY | NV0000011 | Nevada | Community | 15,000 |
| CALIFORNIA MENS COLONY | CA4010830 | California | Community | 15,000 |
| CALTRANS-MAXWELL RESTSTOPS | CA0600050 | California | Transient Non-Community | 15,000 |
| HALFMOON WATER DISTRICT (TROY) | NY4519111 | New York | Community | 15,000 |
| FRONT ROYAL, TOWN OF | VA2187406 | Virginia | Community | 15,000 |
| CRESWELL HEIGHTS JT AUTH | PA5040063 | Pennsylvania | Community | 15,000 |
| MARTINSVILLE WATER UTILITY | IN5255009 | Indiana | Community | 15,000 |
| UNIVERSITY OF MONTANA | MT0004204 | Montana | Non-Transient Non-Community | 15,000 |
| Sandia Commercial | 063506114 | New Mexico | Non-Transient Non-Community | 15,000 |
| INDIAN HILL CITY PWS | OH3101112 | Ohio | Community | 15,000 |
| SHIP BOTTOM WATER DEPART | NJ1528001 | New Jersey | Community | 15,000 |
| CITY OF CAMBRIDGE WATER | MD0090002 | Maryland | Community | 15,000 |
| JACKSON PWS | MO4010404 | Missouri | Community | 15,000 |