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 |
|---|---|---|---|---|
| ARIZONA WATER CO - SAN MANUEL | AZ0411020 | Arizona | Community | 4,748 |
| BYRON | IL1410100 | Illinois | Community | 4,743 |
| HARRIS COUNTY MUD 50 | TX1010719 | Texas | Community | 4,743 |
| ALLIGATOR RURAL WATER (SC1320004) | SC1320004 | South Carolina | Community | 4,743 |
| CINCO MUD 2 | TX0790306 | Texas | Community | 4,743 |
| ZEBULON, TOWN OF | NC0392040 | North Carolina | Community | 4,742 |
| DENALI - MAIN / FRONT COUNTRY | AK2390594 | Alaska | Non-Transient Non-Community | 4,741 |
| HARRIS COUNTY MUD 501 | TX1013403 | Texas | Community | 4,740 |
| WILLIAMSON COUNTY MUD 3 | TX2460119 | Texas | Community | 4,740 |
| OAK HILL WATER ASSN | MS0580004 | Mississippi | Community | 4,739 |
| MARSH VIEW (JEA) | FL2160547 | Florida | Community | 4,737 |
| SALEM PWS | MO4010721 | Missouri | Community | 4,736 |
| HOULTON WATER COMPANY | ME0090700 | Maine | Community | 4,735 |
| CRYSTAL CITY PWS | MO6010198 | Missouri | Community | 4,733 |
| JEFFERSON CO PWSD 8 | MO6024300 | Missouri | Community | 4,733 |
| HOLDENVILLE | OK1020803 | Oklahoma | Community | 4,732 |
| CHERRY VALLEY | IL2010050 | Illinois | Community | 4,731 |
| SULLIVAN | IL1390300 | Illinois | Community | 4,729 |
| LEXINGTON PWS | MO1010464 | Missouri | Community | 4,729 |
| NORTH OVERTON UTILITY DISTRICT | TN0000013 | Tennessee | Community | 4,729 |
| SHREWSBURY BOROUGH | PA7670088 | Pennsylvania | Community | 4,727 |
| PETERSBURG | IL1290200 | Illinois | Community | 4,725 |
| WVAWC MONTGOMERY DISTRICT | WV3301029 | West Virginia | Community | 4,724 |
| CHARLOTTE HARBOR WATER ASSN. | FL6080044 | Florida | Community | 4,722 |
| FILES VALLEY WSC | TX1090035 | Texas | Community | 4,722 |
| CITY OF LAKE WORTH | TX2200060 | Texas | Community | 4,720 |
| WR/LJ - MNI WICONI | SD4602223 | South Dakota | Community | 4,720 |
| PALMETTO | GA1210008 | Georgia | Community | 4,718 |
| ELDORADO | IL1655030 | Illinois | Community | 4,715 |
| LEBANON | IL1630650 | Illinois | Community | 4,714 |
| TALLADEGA COUNTY COMMISSION | AL0001685 | Alabama | Community | 4,713 |
| BEECHER | IL1970050 | Illinois | Community | 4,713 |
| FORT BEND COUNTY MUD 129 | TX0790437 | Texas | Community | 4,713 |
| N. LEXINGTON-FAIRFIELD-RAPHINE [RCPSA] | VA2163650 | Virginia | Community | 4,711 |
| WEST BELL COUNTY WSC | TX0140105 | Texas | Community | 4,710 |
| MEDINA CO/SOUTHERN WATER DIST PWS | OH5260712 | Ohio | Community | 4,708 |
| HARRIS COUNTY MUD 360 | TX1012897 | Texas | Community | 4,707 |
| FREEBURG | IL1630600 | Illinois | Community | 4,707 |
| FORT BEND CO WCID NO 4 | TX0790032 | Texas | Community | 4,706 |
| JACKSON MUNICIPAL WATER WORKS | KY0130208 | Kentucky | Community | 4,704 |
| NEBO WATER DISTRICT | KY0540977 | Kentucky | Community | 4,702 |
| FOX RIVER GROVE | IL1110200 | Illinois | Community | 4,702 |
| MAGNOLIA-THE MEADOWS | LA1103106 | Missouri | Community | 4,701 |
| CITY OF PALACIOS | TX1610004 | Texas | Community | 4,700 |
| HERITAGE HILLS WATER SYSTEM | NY5917221 | New York | Community | 4,700 |
| OLD WESTBURY (V) | NY2902843 | New York | Community | 4,700 |
| ST CLAIR PWS | MO6010708 | Missouri | Community | 4,700 |
| SUBURBAN WATER COMPANY | KS2010321 | Kansas | Community | 4,700 |
| LEFLORE CO. RWD #2 | OK3004007 | Oklahoma | Community | 4,700 |
| STENNIS SPACE CENTER | MS0230015 | Mississippi | Community | 4,700 |