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 |
|---|---|---|---|---|
| HAZARDVILLE WATER COMPANY | CT0490021 | Connecticut | Community | 18,544 |
| TRENTON | MI0006650 | Michigan | Community | 18,544 |
| DUPLIN COUNTY WATER SYSTEM | NC0431085 | North Carolina | Community | 18,542 |
| BENSENVILLE | IL0434140 | Illinois | Community | 18,537 |
| PALOS HILLS | IL0312400 | Illinois | Community | 18,530 |
| CITY OF WHITE SETTLEMENT | TX2200081 | Texas | Community | 18,522 |
| CITY OF LONG BEACH | MS0240005 | Mississippi | Community | 18,514 |
| MO AMERICAN WARRENSBURG | MO1010833 | Missouri | Community | 18,500 |
| RUTLAND CITY WATER DEPT | VT0005229 | Vermont | Community | 18,500 |
| BRADFORD CITY WATER AUTHORITY | PA6420014 | Pennsylvania | Community | 18,500 |
| FOX CHAPEL AUTH | PA5020040 | Pennsylvania | Community | 18,500 |
| NORTH ATTLEBORO WATER DEPT | MA4111000 | Massachusetts | Community | 18,500 |
| SYCAMORE | IL0370550 | Illinois | Community | 18,500 |
| Albert Lea | MN1240001 | Minnesota | Community | 18,492 |
| WASILLA WATER SYSTEM | AK2224646 | Alaska | Community | 18,492 |
| WEST LAMAR WATER ASSN #1 | MS0370011 | Mississippi | Community | 18,491 |
| MODERN ELECTRIC WATER CO | WA5355600 | Washington | Community | 18,487 |
| CITY OF BRENHAM | TX2390001 | Texas | Community | 18,469 |
| FRANKLIN PARK | IL0310960 | Illinois | Community | 18,467 |
| GROVETOWN | GA0730001 | Georgia | Community | 18,464 |
| WALLKILL CONSOLIDATED WD | NY3503584 | New York | Community | 18,450 |
| JUSTICE-WILLOW SPRINGS WATER COMMISSION | IL0315820 | Illinois | Community | 18,450 |
| COHOES CITY | NY0100192 | New York | Community | 18,447 |
| NPS GGNRA | CA2110350 | California | Community | 18,447 |
| HARDINSBURG RO WTP | KY0140966 | Kentucky | Community | 18,437 |
| NEWTON, CITY OF | KS2007905 | Kansas | Community | 18,433 |
| CITY OF TERRELL | TX1290006 | Texas | Community | 18,432 |
| ROUND LAKE | IL0971500 | Illinois | Community | 18,430 |
| BOLIVAR PENINSULA SUD | TX0840044 | Texas | Community | 18,424 |
| SUDBURY WATER DISTRICT | MA3288000 | Massachusetts | Community | 18,416 |
| NEWTON, CITY OF | NC0118015 | North Carolina | Community | 18,407 |
| LAGUNA BEACH COUNTY WD | CA3010017 | California | Community | 18,404 |
| POULSBO CITY OF | WA5369150 | Washington | Community | 18,400 |
| ALBEMARLE, CITY OF | NC0184010 | North Carolina | Community | 18,396 |
| TALLMADGE CITY PWS | OH7704703 | Ohio | Community | 18,394 |
| ASG | AS9710948 | AS | Community | 18,383 |
| EAST MONTGOMERY U.D. | TN0000218 | Tennessee | Community | 18,382 |
| ST TAM PARISH- BEDICO -FAUBOURG-COQUILLE | LA1103149 | Louisiana | Community | 18,372 |
| LOGANSPORT MUNICIPAL UTILITY-WELL FIELD | IN5209012 | Indiana | Community | 18,369 |
| GRAHAM, CITY OF | NC0201015 | North Carolina | Community | 18,354 |
| CAYEY URBANO | PR0004635 | PR | Community | 18,335 |
| FREMONT CITY | OH7200311 | Ohio | Community | 18,319 |
| BRUSHY CREEK MUD | TX2460061 | Texas | Community | 18,314 |
| SOMERSET WATER DEPARTMENT | MA4273000 | Massachusetts | Community | 18,303 |
| PCUD-EMBASSY HILLS (NPR NO) | FL6512690 | Florida | Community | 18,300 |
| ROSE HILL WATER DISTRICT | WA5340850 | Washington | Community | 18,300 |
| SOUTH ISLAND PSD (SC0720001) | SC0720001 | South Carolina | Community | 18,299 |
| MATTESON | IL0311800 | Illinois | Community | 18,293 |
| LAURINBURG, CITY OF | NC0383010 | North Carolina | Community | 18,288 |
| YORK COUNTY WEST WD (SC4620003) | SC4620003 | South Carolina | Community | 18,273 |