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 |
|---|---|---|---|---|
| CASH SUD | TX1160018 | Texas | Community | 25,875 |
| FORT DODGE WATER SUPPLY | IA9433050 | Iowa | Community | 25,874 |
| NE MORGAN CO., WATER & SEWER AUTHORITY | AL0001088 | Alabama | Community | 25,854 |
| DRACUT WATER SUPPLY DISTRICT | MA3079000 | Massachusetts | Community | 25,808 |
| HIGH WOOD WATER COMPANY | MA4172000 | Massachusetts | Community | 25,800 |
| EPCOR - SUN CITY WEST | AZ0407150 | Arizona | Community | 25,796 |
| SANDUSKY CITY | OH2201411 | Ohio | Community | 25,793 |
| WAGONER CO. RWD #4 | OK1021529 | Oklahoma | Community | 25,792 |
| Casino Arizona Talking Stick (CATS) | 090400703 | Arizona | Non-Transient Non-Community | 25,785 |
| LUGOFF ELGIN WATER AUTH (SC2820001) | SC2820001 | South Carolina | Community | 25,783 |
| STAUNTON, CITY OF | VA2790600 | Virginia | Community | 25,750 |
| CITY OF DENHAM SPRINGS WATER SYSTEM | LA1063004 | Louisiana | Community | 25,725 |
| ANDERSON COUNTY WATER AUTH | TN0000514 | Tennessee | Community | 25,700 |
| ST. JOHN MUNICIPAL WATER UTILITY | IN5245043 | Indiana | Community | 25,700 |
| CHESTERFIELD CO RURAL WATER (SC1320003) | SC1320003 | South Carolina | Community | 25,691 |
| DICKINSON CITY OF | ND4500242 | North Dakota | Community | 25,679 |
| NEW WINDSOR CONSOLIDATED WD | NY3503580 | New York | Community | 25,667 |
| DE PERE WATERWORKS SA 1 | WI4050453 | Wisconsin | Community | 25,660 |
| LITTLE THOMPSON WD | CO0135477 | Colorado | Community | 25,654 |
| SALEM, CITY OF | VA2775300 | Virginia | Community | 25,643 |
| White Bear Lake | MN1620024 | Minnesota | Community | 25,634 |
| WOODSTOCK | IL1110950 | Illinois | Community | 25,630 |
| HILL AIR FORCE BASE | UTAH06024 | Utah | Community | 25,625 |
| WVAWC NEW RIVER REGIONAL WTR TRTMT PLT | WV3301046 | West Virginia | Community | 25,603 |
| MERIDIAN TOWNSHIP | MI0004260 | Michigan | Community | 25,600 |
| SAN GERMAN | PR0003323 | PR | Community | 25,576 |
| LENOIR, CITY OF | NC0114010 | North Carolina | Community | 25,573 |
| MARYSVILLE CITY PWS | OH8000314 | Ohio | Community | 25,571 |
| WINDSOR, TOWN OF | CA4910017 | California | Community | 25,561 |
| HILTON HEAD PSD 1 (0720006) | SC0720006 | South Carolina | Community | 25,558 |
| HURRICANE CITY | UTAH27007 | Utah | Community | 25,555 |
| LITTLE SUMTER UTILITIES 3WPS | FL6604862 | Florida | Community | 25,538 |
| LAMAR COUNTY WATER SUPPLY DISTRICT | TX1390015 | Texas | Community | 25,530 |
| OTTUMWA WATER WORKS | IA9083012 | Iowa | Community | 25,529 |
| MUSCATINE POWER & WATER | IA7048001 | Iowa | Community | 25,516 |
| WESTWOOD LAKE WATER & SEWER IN | FL4131563 | Florida | Community | 25,500 |
| MERRIMACK VILLAGE DIST | NH1531010 | New Hampshire | Community | 25,500 |
| CASSATT WTR KERSHAW-LEE CO RWA | SC2820005 | South Carolina | Community | 25,485 |
| DERBY, CITY OF | KS2017328 | Kansas | Community | 25,413 |
| CITY OF KINGSVILLE | TX1370001 | Texas | Community | 25,402 |
| WASHINGTON CO RWD #3 (NEW,#1) | OK1021418 | Oklahoma | Community | 25,375 |
| SUMMIT TOWNSHIP | MI0006450 | Michigan | Community | 25,355 |
| BELVIDERE | IL0070050 | Illinois | Community | 25,339 |
| CITY OF SOUTH PASADENA | CA1910154 | California | Community | 25,329 |
| CITY OF RICHMOND | TX0790023 | Texas | Community | 25,326 |
| SHADY GROVE UTILITY DISTRICT | TN0000626 | Tennessee | Community | 25,320 |
| MORTON GROVE | IL0311950 | Illinois | Community | 25,297 |
| LONG BEACH TWP BRANT BEA | NJ1517001 | New Jersey | Community | 25,295 |
| Prior Lake | MN1700007 | Minnesota | Community | 25,282 |
| CITY OF UNIVERSITY PARK | TX0570061 | Texas | Community | 25,278 |