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 |
|---|---|---|---|---|
| PORT ALLEN WATER SYSTEM | LA1121014 | Louisiana | Community | 6,759 |
| ONTARIO CITY | OH7003512 | Ohio | Community | 6,756 |
| IOWA LAKES REGIONAL WATER | IA2100701 | Iowa | Community | 6,755 |
| STERLING WATER DEPARTMENT | MA2282000 | Massachusetts | Community | 6,754 |
| EAST CEDAR CREEK FWSD B A MCKAY | TX1070019 | Texas | Community | 6,753 |
| HUDSON CITY | NY1000239 | New York | Community | 6,750 |
| KENT WATER COMPANY | IN5239004 | Indiana | Community | 6,750 |
| ANACONDA WATER DEPARTMENT | MT0000016 | Montana | Community | 6,750 |
| CITY OF TANEYTOWN | MD0060012 | Maryland | Community | 6,750 |
| NEVILLE TWP WATER DEPT | PA5020029 | Pennsylvania | Community | 6,750 |
| CITY OF HERNANDO-JAYBIRD | MS0170002 | Mississippi | Community | 6,750 |
| SOUTH GRAYSON SUD | TX0910064 | Texas | Community | 6,750 |
| FRANKFORT PSD | WV3302928 | West Virginia | Community | 6,747 |
| SPRUCE CREEK GOLF AND COUNTRY CLUB (2WP) | FL3425020 | Florida | Community | 6,745 |
| MANOR TWP JT MUNI AUTH | PA5030006 | Pennsylvania | Community | 6,744 |
| LYON COUNTY WATER DISTRICT | KY0720933 | Kentucky | Community | 6,744 |
| GROVELAND WATER DEPARTMENT | MA3116000 | Massachusetts | Community | 6,743 |
| TRIPLE COMMUNITY WATER ASSOC | NC0112040 | North Carolina | Community | 6,742 |
| JAY PEAK WATER SYSTEM | VT0005565 | Vermont | Community | 6,740 |
| SYLVIA-TN CITY-POND U.D. | TN0000691 | Tennessee | Community | 6,738 |
| EBARB WWKS DIST # 1 - AIMWELL AREA | LA1085059 | Louisiana | Community | 6,738 |
| BRIGHT STAR-SALEM SUD | TX2500015 | Texas | Community | 6,738 |
| COTTAGE HILL WATER WORKS | FL1170168 | Florida | Community | 6,737 |
| EAST COCALICO TOWNSHIP | PA7360113 | Pennsylvania | Community | 6,735 |
| NUEVO WATER COMPANY | CA3310026 | California | Community | 6,733 |
| Tuba City Community - NTUA | 090400206 | Arizona | Community | 6,732 |
| BENTON COUNTY WATER DISTRICT #1 | AR0000037 | Arkansas | Community | 6,730 |
| COLUMBIANA CITY PWS | OH1500312 | Ohio | Community | 6,727 |
| HARRIS COUNTY MUD 64 | TX1011513 | Texas | Community | 6,726 |
| ELDRIDGE WATER SUPPLY | IA8230008 | Iowa | Community | 6,726 |
| IL AMERICAN-VALLEY VIEW | IL0437350 | Illinois | Community | 6,721 |
| SIDNEY, CITY OF | NE3103303 | Nebraska | Community | 6,720 |
| FALLBROOK UTILITY DISTRICT | TX1010340 | Texas | Community | 6,720 |
| WATERTOWN FIRE DISTRICT | CT1530011 | Connecticut | Community | 6,718 |
| RAEFORD, CITY OF | NC0347010 | North Carolina | Community | 6,718 |
| MILLS ROAD MUD | TX1011107 | Texas | Community | 6,717 |
| NORTH PARK PUD | TX1010745 | Texas | Community | 6,708 |
| PITTSBORO, TOWN OF | NC0319015 | North Carolina | Community | 6,708 |
| INDIAN JOHN E B REST AREA | WA53HD330 | Washington | Transient Non-Community | 6,705 |
| LOGAN, CITY OF | OH3700612 | Ohio | Community | 6,704 |
| VINE GROVE WATER DEPARTMENT | KY0470440 | Kentucky | Community | 6,703 |
| VEOLIA WATER NJ ALLENDALE WATER SYSTEM | NJ0201001 | New Jersey | Community | 6,702 |
| MANHEIM AREA WATER & SEWER AUT | PA7360078 | Pennsylvania | Community | 6,701 |
| VA PITTSBURGH UD | PA5020955 | Pennsylvania | Non-Transient Non-Community | 6,701 |
| LAKE HALLIE WATERWORKS VILLAGE OF | WI6090849 | Wisconsin | Community | 6,701 |
| EMMETT CITY OF | ID3230012 | Idaho | Community | 6,700 |
| BAYVILLE (V) | NY2902816 | New York | Community | 6,700 |
| KLINE TOWNSHIP MUN AUTHORITY | PA3540014 | Pennsylvania | Community | 6,700 |
| ELLSWORTH AIR FORCE BASE | SD4600623 | South Dakota | Community | 6,700 |
| SOUTH ANNA WATER TREATMENT PLANT | VA4085840 | Virginia | Community | 6,700 |