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 |
|---|---|---|---|---|
| EAST LAUDERDALE COUNTY WATER AUTHORITY | AL0001424 | Alabama | Community | 10,296 |
| BAREFOOT BAY | FL3050057 | Florida | Community | 10,290 |
| RANDOLPH COUNTY WATER & SEWER AUTHORITY | AL0001537 | Alabama | Community | 10,290 |
| ELMA WATER DISTRICT NO. 1 | NY1420549 | New York | Community | 10,287 |
| ST. ELMO-IRVINGTON WATER AUTHORITY | AL0001031 | Alabama | Community | 10,284 |
| RIVER GROVE | IL0312640 | Illinois | Community | 10,282 |
| RABUN COUNTY WATER & SEWER AUTHORITY | GA2410118 | Georgia | Community | 10,276 |
| OPP UTILITIES BOARD | AL0000375 | Alabama | Community | 10,266 |
| RIVERDALE | IL0312580 | Illinois | Community | 10,266 |
| WANAQUE W DEPT. | NJ1613002 | New Jersey | Community | 10,266 |
| BEARDSLEY WATER COMPANY 1 | AZ0407007 | Arizona | Community | 10,263 |
| WOODBURY CITY W DEPT | NJ0822001 | New Jersey | Community | 10,263 |
| PICKENS WTP (SC3910001) | SC3910001 | South Carolina | Community | 10,263 |
| CITY OF BOONVILLE | IN5287001 | Indiana | Community | 10,260 |
| LONDON CITY PWS | OH4900712 | Ohio | Community | 10,256 |
| PA AMERICAN WATER CO-CALIFORNA | PA5630035 | Pennsylvania | Community | 10,255 |
| FARMERSVILLE, CITY OF | CA5410004 | California | Community | 10,243 |
| CITY OF BROUSSARD PURCHASE WATER SYSTEM | LA1055193 | Louisiana | Community | 10,242 |
| PLYMOUTH WATER DEPARTMENT | IN5250010 | Indiana | Community | 10,241 |
| MURPHYSBORO | IL0770500 | Illinois | Community | 10,241 |
| PINE HILL BOROUGH MUA | NJ0428002 | New Jersey | Community | 10,233 |
| FORT BEND COUNTY MUD 151 | TX0790443 | Texas | Community | 10,233 |
| NORTH GREENBUSH CONSOLIDATED DISTRICT | NY4130243 | New York | Community | 10,226 |
| CODY, CITY OF | WY5600207 | Wyoming | Community | 10,224 |
| SMITHFIELD CITY | UTAH03020 | Utah | Community | 10,223 |
| TUCSON WATER CORONA DE TUCSON | AZ0410169 | Arizona | Community | 10,217 |
| BRIGHTON, CITY OF | MI0000860 | Michigan | Community | 10,210 |
| WALDWICK WATER DEPT | NJ0264001 | New Jersey | Community | 10,208 |
| SHASTA DISTRICT FAIR | CA4500153 | California | Transient Non-Community | 10,200 |
| BEL AIR | MD0002215 | Maryland | Community | 10,200 |
| ALPINE CITY | UTAH25007 | Utah | Community | 10,200 |
| ST ALBANS WATER DEPT | VT0005130 | Vermont | Community | 10,200 |
| YUBA CITY GROUNDWATER-REGION 2-3 | CA5110003 | California | Community | 10,200 |
| Little Canada | MN1620005 | Minnesota | Community | 10,200 |
| HYRUM CITY | UTAH03008 | Utah | Community | 10,200 |
| MT. PLEASANT | 055293201 | Michigan | Community | 10,198 |
| RICHLAND TWP WATER AUTHORITY | PA5020018 | Pennsylvania | Community | 10,190 |
| WATERLOO | IL1330300 | Illinois | Community | 10,190 |
| CHILLICOTHE MUNICIPAL UTILITIES PWS | MO2010162 | Missouri | Community | 10,187 |
| CARROLL MUNICIPAL WATER SUPPLY | IA1415072 | Iowa | Community | 10,184 |
| ASTORIA, CITY OF | OR4100055 | Oregon | Community | 10,181 |
| BATESVILLE WATER UTILITIES | AR0000250 | Arkansas | Community | 10,177 |
| RICE WSC | TX1750019 | Texas | Community | 10,167 |
| SPANISH FORT WATER SYSTEM | AL0000068 | Alabama | Community | 10,161 |
| NEWPORT, CITY OF | OR4100566 | Oregon | Community | 10,160 |
| MISSION BEND MUD 2 | TX1011826 | Texas | Community | 10,155 |
| MAGNOLIA-EDEN ISLES | LA1103013 | Missouri | Community | 10,155 |
| MARYVILLE | IL1190750 | Illinois | Community | 10,150 |
| HOLMEN WATERWORKS | WI6320306 | Wisconsin | Community | 10,147 |
| WETUMPKA, THE WW & SB OF THE CITY OF | AL0000551 | Alabama | Community | 10,137 |