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 |
|---|---|---|---|---|
| PALMER WATER DISTRICT NO.1 | MA1227000 | Massachusetts | Community | 4,789 |
| MOUNTAIN GROVE PWS | MO5010550 | Missouri | Community | 4,789 |
| EPCOR - LAKE HAVASU | AZ0408015 | Arizona | Community | 4,788 |
| ABERDEEN PATE WATER COMPANY, INC. | IN5258001 | Indiana | Community | 4,787 |
| CHESAPEAKE COMPLEX | MD1020003 | Maryland | Non-Transient Non-Community | 4,785 |
| ASHLEY FARMS | FL3425127 | Florida | Community | 4,784 |
| BRUNSWICK CO-BLYTHE/CALABASH | NC0410121 | North Carolina | Community | 4,784 |
| MORAN STATE PARK-CASCADE LAKE | WA53SP540 | Washington | Transient Non-Community | 4,783 |
| HARRIS COUNTY MUD 432 | TX1013378 | Texas | Community | 4,782 |
| Rolling Hills Casino | 090600052 | California | Non-Transient Non-Community | 4,782 |
| LUTCHER WATERWORKS | LA1093003 | Louisiana | Community | 4,781 |
| CLAY RURAL WATER SYSTEM | SD4600626 | South Dakota | Community | 4,780 |
| CHEROKEE VILLAGE WATER ASSOC | AR0000521 | Arkansas | Community | 4,780 |
| EAST LOWNDES W/A A EAST-OLD YORKVILLE | MS0440081 | Mississippi | Community | 4,778 |
| TOWN OF AVON | MA4018000 | Massachusetts | Community | 4,777 |
| Oak Park Heights | MN1820020 | Minnesota | Community | 4,776 |
| METTER | GA0430000 | Georgia | Community | 4,776 |
| NORTHWESTERN W AND SD - PORTAGE | OH8704103 | Ohio | Community | 4,776 |
| COLDWATER VILLAGE | OH5400112 | Ohio | Community | 4,774 |
| UNION PUBLIC UTILITY DISTRICT | CA0510001 | California | Community | 4,774 |
| LORETTO WATER DEPARTMENT | TN0000408 | Tennessee | Community | 4,773 |
| BOILING SPRING LAKES, CITY OF | NC7010048 | North Carolina | Community | 4,773 |
| BROWNING TOWN OF | MT0000169 | Montana | Community | 4,773 |
| CLINTON WATER UTILITY | IN5283004 | Indiana | Community | 4,773 |
| BREESE | IL0270250 | Illinois | Community | 4,772 |
| SOUTH COUNTY % RCUD | VA2161210 | Virginia | Community | 4,772 |
| DALLAS | GA2230000 | Georgia | Community | 4,770 |
| LONDON GROVE TWP MUN AUTH | PA1150165 | Pennsylvania | Community | 4,770 |
| BOILING SPRINGS, TOWN OF | NC0123025 | North Carolina | Community | 4,769 |
| CITY OF BELZONI | MS0270001 | Mississippi | Community | 4,768 |
| DOBBIN PLANTERSVILLE WSC 1 | TX1700178 | Texas | Community | 4,767 |
| NEWPORT CITY WATER SYSTEM | VT0005202 | Vermont | Community | 4,766 |
| SAC & FOX (MESKWAKI) IN IOWA | 070000003 | Iowa | Community | 4,765 |
| EUTAW WATER DEPARTMENT | AL0000636 | Alabama | Community | 4,764 |
| HAZLETON CITY AUTH WATER DEPT. | PA2408004 | Pennsylvania | Community | 4,763 |
| LAKEPORT, CITY OF | CA1710004 | California | Community | 4,762 |
| SOUTHEASTERN WATER ASSOCIATION | KY1000021 | Kentucky | Community | 4,762 |
| MONTGOMERY COUNTY MUD 89 | TX1700717 | Texas | Community | 4,761 |
| EAST PALESTINE VILLAGE PWS | OH1500912 | Ohio | Community | 4,761 |
| ST LANDRY WATER WORKS DISTRICT 2 RURAL | LA1097033 | Louisiana | Community | 4,761 |
| BUCKINGHAM TWP COLD SPRING | PA1090137 | Pennsylvania | Community | 4,760 |
| ROCHA | PR0003433 | PR | Community | 4,760 |
| HARRIS COUNTY MUD 119 | TX1010626 | Texas | Community | 4,758 |
| HUTTONSVILLE PSD | WV3304211 | West Virginia | Community | 4,758 |
| HCWRC/PEBBLE CREEK SUBDIVISION | FL6291372 | Florida | Community | 4,757 |
| FRESNO COUNTY WATER WORKS | CA1010011 | California | Community | 4,753 |
| HARRIS COUNTY WCID 92 | TX1010124 | Texas | Community | 4,752 |
| LOBELVILLE WATER DEPT | TN0000406 | Tennessee | Community | 4,752 |
| PRAIRIE PATH WATER COMPANY-LAKE HOLIDAY | IL0995200 | Illinois | Community | 4,750 |
| UPMC SHADYSIDE HILLMAN CAMPUS | PA5020898 | Pennsylvania | Non-Transient Non-Community | 4,750 |