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 |
|---|---|---|---|---|
| PIMA UTILITIES | AZ0407120 | Arizona | Community | 20,000 |
| AMBLER BORO WATER DEPT | PA1460020 | Pennsylvania | Community | 20,000 |
| BELMAR WATER DEPT | NJ1306001 | New Jersey | Community | 20,000 |
| WIS RAPIDS WATER WORKS & LIGHTING COMM | WI7720108 | Wisconsin | Community | 20,000 |
| FRANKLIN SQUARE WD | NY2902822 | New York | Community | 20,000 |
| BARNEGAT TWP WATER SEWER | NJ1533001 | New Jersey | Community | 20,000 |
| SALISBURY WATER DIVISION | MA3259000 | Massachusetts | Community | 20,000 |
| SECURITY WATER DISTRICT | CO0121775 | Colorado | Community | 20,000 |
| HERMISTON, CITY OF | OR4100372 | Oregon | Community | 20,000 |
| OKEECHOBEE UTILITY AUTHORITY | FL4470257 | Florida | Community | 20,000 |
| RAPIDES PARISH WATERWORKS DISTRICT 3 | LA1079017 | Louisiana | Community | 19,983 |
| ONEONTA, UB OF THE CITY OF | AL0000103 | Alabama | Community | 19,971 |
| DYERSBURG WATER DEPT | TN0000211 | Tennessee | Community | 19,970 |
| OZARK UTILITIES BOARD | AL0000441 | Alabama | Community | 19,965 |
| OREGON CITY | OH4800911 | Ohio | Community | 19,950 |
| EVERGREEN PARK | IL0310840 | Illinois | Community | 19,943 |
| CITY OF CROWLEY | TX2200034 | Texas | Community | 19,935 |
| PA GAS & WATER COMPANY | PA2359112 | Pennsylvania | Community | 19,931 |
| CLACKAMAS RIVER WATER - CLAIRMONT | OR4100594 | Oregon | Community | 19,928 |
| SEMINOLE COUNTY NORTHEAST | FL3590473 | Florida | Community | 19,925 |
| JACKSONVILLE | IL1370200 | Illinois | Community | 19,903 |
| CAL AM - ROSEMONT | CA3410034 | California | Community | 19,892 |
| MOKENA | IL1970600 | Illinois | Community | 19,887 |
| SHERWOOD, CITY OF | OR4100816 | Oregon | Community | 19,885 |
| NEW CASTLE UTILITIES | IN5233011 | Indiana | Community | 19,880 |
| NORWOOD CITY PWS | OH3101703 | Ohio | Community | 19,870 |
| GLADEVILLE UTILITY DISTRICT | TN0000264 | Tennessee | Community | 19,813 |
| BOONE, TOWN OF | NC0195010 | North Carolina | Community | 19,811 |
| COMMERCE TOWNSHIP | MI0001573 | Michigan | Community | 19,811 |
| HUMBOLDT C.S.D. | CA1210009 | California | Community | 19,807 |
| MIAMISBURG CITY PWS | OH5701212 | Ohio | Community | 19,790 |
| CENTRAL POINT, CITY OF | OR4100178 | Oregon | Community | 19,785 |
| LAKE ZURICH | IL0970850 | Illinois | Community | 19,759 |
| WAYNESVILLE, TOWN OF | NC0144010 | North Carolina | Community | 19,758 |
| NORTHWESTERN W AND SD - TOLEDO SVC AREA | OH8752812 | Ohio | Community | 19,758 |
| WOODSTOCK | GA0570003 | Georgia | Community | 19,742 |
| ALLENDALE TOWNSHIP | MI0000127 | Michigan | Community | 19,725 |
| SAPULPA | OK1020404 | Oklahoma | Community | 19,702 |
| CSU WTP NO. 1 | FL6605038 | Florida | Community | 19,699 |
| VC/SOUTHWEST WATER SYSTEM | FL3641336 | Florida | Community | 19,672 |
| HARRIS COUNTY FWSD 51 | TX1010238 | Texas | Community | 19,671 |
| ARVIN COMMUNITY SERVICES DIST | CA1510001 | California | Community | 19,669 |
| PAMLICO COUNTY WATER | NC0469025 | North Carolina | Community | 19,665 |
| BELLE CHASSE WATER DISTRICT | LA1075001 | Louisiana | Community | 19,644 |
| LAKE FOREST | IL0970800 | Illinois | Community | 19,642 |
| LIBERAL, CITY OF | KS2017504 | Kansas | Community | 19,640 |
| SMITHTOWN WATER DISTRICT | NY5105656 | New York | Community | 19,635 |
| SIESTA KEY UTILITIES AUTHORITY | FL6581641 | Florida | Community | 19,620 |
| CITY OF MANOR | TX2270002 | Texas | Community | 19,620 |
| MOUNTAIN HOME WATERWORKS | AR0000025 | Arkansas | Community | 19,618 |