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 |
|---|---|---|---|---|
| WILMETTE | IL0313300 | Illinois | Community | 27,087 |
| EUREKA, CITY OF | CA1210004 | California | Community | 27,078 |
| GSWC-SOUTH ARCADIA | CA1910212 | California | Community | 27,072 |
| CITY OF CUMBERLAND | MD0010008 | Maryland | Community | 27,039 |
| CONWAY CITY OF (SC2610008) | SC2610008 | South Carolina | Community | 27,005 |
| LAKE ASBURY GRID | FL2100626 | Florida | Community | 27,001 |
| PERRYSBURG CITY PWS | OH8701803 | Ohio | Community | 27,000 |
| SOUTH MARTIN REGIONAL UTILITIES | FL4430624 | Florida | Community | 27,000 |
| BURLINGTON TWP W DEPT | NJ0306001 | Community | 27,000 | |
| COLLEGE UTILITIES CORPORATION | AK2310900 | Alaska | Community | 27,000 |
| GLADSTONE PWS | MO1010307 | Missouri | Community | 27,000 |
| AUTH OF BORO OF CHARLEROI | PA5630039 | Pennsylvania | Community | 27,000 |
| KANNAPOLIS SANITARY DISTRICT | NC0180020 | North Carolina | Community | 27,000 |
| CALERA, THE WWB OF TE CITY OF | AL0001150 | Alabama | Community | 26,982 |
| P G AND W DUNMORE 1 | PA2359004 | Pennsylvania | Community | 26,952 |
| VEGA BAJA URBANO | PR0002772 | PR | Community | 26,935 |
| OAK ISLAND, TOWN OF | NC0410020 | North Carolina | Community | 26,924 |
| PITTSBURGH INTL AIRPORT | PA5020947 | Pennsylvania | Non-Transient Non-Community | 26,915 |
| WHITWORTH WATER DISTRICT 2 | WA5396601 | Washington | Community | 26,883 |
| UNIVERSITY OF MISSISSIPPI | MS0360015 | Mississippi | Community | 26,874 |
| BRAWLEY, CITY OF | CA1310001 | California | Community | 26,862 |
| IMMOKALEE WATER | FL5110142 | Florida | Community | 26,841 |
| VALLEY-HI | TX0150008 | Texas | Community | 26,839 |
| FOREST GROVE, CITY OF | OR4100305 | Oregon | Community | 26,838 |
| BELMONT CO. SANITARY DISTRICT 3 PWS | OH0700412 | Ohio | Community | 26,822 |
| EDWARDSVILLE | IL1190250 | Illinois | Community | 26,808 |
| PRESTONSBURG CITY UTILITIES | KY0360358 | Kentucky | Community | 26,788 |
| CITRUS SPRINGS - PINE RIDGE | FL6090312 | Florida | Community | 26,781 |
| SOUTHWEST MICHIGAN REGIONAL SANITARY SEW | MI0003726 | Michigan | Community | 26,780 |
| MAHWAH WATER DEPARTMENT | NJ0233001 | New Jersey | Community | 26,777 |
| HAZARD WATER DEPARTMENT | KY0970184 | Kentucky | Community | 26,730 |
| STEVENS POINT WATERWORKS | WI7500141 | Wisconsin | Community | 26,717 |
| AQUA NJ - PHILLIPSBURG | NJ2119001 | New Jersey | Community | 26,686 |
| UNIVERSITY WATER SYSTEM | IA5225101 | Iowa | Community | 26,684 |
| BEAR CREEK W/A-WEST | MS0450021 | Mississippi | Community | 26,677 |
| GREENFIELD WATER UTILITY | IN5230004 | Indiana | Community | 26,671 |
| SOUTH WALTON UTILITY COMPANY | FL1660615 | Florida | Community | 26,668 |
| GREENEVILLE WATER COMMISSION | TN0000273 | Tennessee | Community | 26,657 |
| SAN DIEGO MOUNTAIN LODGE | CA3701567 | California | Transient Non-Community | 26,641 |
| WOOSTER CITY PWS | OH8504512 | Ohio | Community | 26,618 |
| CITY OF COLLEYVILLE | TX2200043 | Texas | Community | 26,599 |
| MONTEBELLO LAND & WATER CO. | CA1910091 | California | Community | 26,554 |
| GALT, CITY OF | CA3410011 | California | Community | 26,536 |
| DCWS ASHLEY PHOSPHATE (SC1820008) | SC1820008 | South Carolina | Community | 26,536 |
| SARATOGA SPRINGS CITY | NY4500168 | New York | Community | 26,525 |
| EAST WENATCHEE WATER DISTRICT | WA5321800 | Washington | Community | 26,519 |
| CWS - SELMA | CA1010024 | California | Community | 26,517 |
| Rosemount | MN1190019 | Minnesota | Community | 26,500 |
| SAN LORENZO URBANO | PR0005106 | PR | Community | 26,470 |
| Owatonna | MN1740007 | Minnesota | Community | 26,430 |