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 |
|---|---|---|---|---|
| EAGLE RIVER WSD | CO0119802 | Colorado | Community | 51,515 |
| GRAND ISLAND, CITY OF | NE3107902 | Nebraska | Community | 51,478 |
| DELANO, CITY OF | CA1510005 | California | Community | 51,428 |
| TROY CITY PWS | NY4100050 | New York | Community | 51,401 |
| CITY OF ARCADIA | CA1910003 | California | Community | 51,361 |
| BENTONVILLE WATER UTILITIES | AR0000041 | Arkansas | Community | 51,250 |
| CITY OF LUFKIN | TX0030004 | Texas | Community | 51,236 |
| MIDDLETOWN CITY PWS | OH0901712 | Ohio | Community | 51,229 |
| MANCHESTER WATER DEPARTMENT | CT0770021 | Connecticut | Community | 51,198 |
| COLUMBUS MUNICIPAL UTILITY | IN5203002 | Indiana | Community | 51,122 |
| CUYAHOGA FALLS CITY PWS | OH7701012 | Ohio | Community | 51,114 |
| MANSFIELD CITY | OH7002914 | Ohio | Community | 51,000 |
| WILLIAMSPORT MUN WATER AUTH | PA4410173 | Pennsylvania | Community | 51,000 |
| ALTAMONTE SPRINGS WATER DEPT (2 WPS) | FL3590026 | Florida | Community | 51,000 |
| BETHANY BAY PUMP DISTRICT | DE0000221 | Delaware | Community | 51,000 |
| LAKEWOOD CITY PWS | OH1801003 | Ohio | Community | 50,942 |
| FOLEY, UTILITIES BOARD OF THE CITY OF | AL0000036 | Alabama | Community | 50,919 |
| DELAND, CITY OF | FL3640286 | Florida | Community | 50,910 |
| CITY OF CEDAR HILL | TX0570036 | Texas | Community | 50,904 |
| TEXARKANA WATER UTILITIES | AR0000360 | Arkansas | Community | 50,815 |
| CITY OF WAXAHACHIE | TX0700008 | Texas | Community | 50,814 |
| CITY OF JAX - ARLINGTON WTP | FL2164375 | Community | 50,699 | |
| CITY OF GRAPEVINE | TX2200013 | Texas | Community | 50,631 |
| MILILANI | HI0000367 | Hawaii | Community | 50,573 |
| CAL AM - PARKWAY | CA3410017 | California | Community | 50,573 |
| ROBINSON CREEK CAMPGROUND | CA2600560 | Nevada | Transient Non-Community | 50,562 |
| MAYFAIR MALL | WI2410926 | Wisconsin | Non-Transient Non-Community | 50,500 |
| ROMEOVILLE | IL1970900 | Illinois | Community | 50,458 |
| HUMACAO-LAS PIEDRAS | PR0005176 | PR | Community | 50,452 |
| PARSIPPANY-TROY HILLS WATER DEPARTMENT | NJ1429001 | New Jersey | Community | 50,400 |
| GOLDEN STATE WC - PLACENTIA/YORBA LINDA | CA3010035 | California | Community | 50,381 |
| GSWC - ARTESIA | CA1910004 | California | Community | 50,375 |
| Apple Valley | MN1190001 | Minnesota | Community | 50,300 |
| CITY OF NACOGDOCHES | TX1740003 | Texas | Community | 50,226 |
| PA AMER WATER CO | PA7220017 | Pennsylvania | Community | 50,200 |
| NIAGARA FALLS WATER BOARD | NY3100568 | New York | Community | 50,193 |
| HOFFMAN ESTATES | IL0311290 | Illinois | Community | 50,179 |
| Saint Louis Park | MN1270050 | Minnesota | Community | 50,010 |
| SUNRISE WATER AUTHORITY | OR4100635 | Oregon | Community | 50,003 |
| SANTA MARGARITA RECREATION AREA | CA4000714 | California | Transient Non-Community | 50,001 |
| GOODYEAR WATER DEPARTMENT | AZ0407094 | Arizona | Community | 50,001 |
| WILSON, CITY OF | NC0498010 | North Carolina | Community | 50,001 |
| N KENSINGTON WATER PLANT | PA5650033 | Pennsylvania | Community | 50,000 |
| DUTCHESS COUNTY FAIRGROUNDS | NY1330530 | New York | Transient Non-Community | 50,000 |
| PIKE FAIR | NY6030006 | New York | Transient Non-Community | 50,000 |
| GRDN ST PKWY SEAVILLE SERVAREA | NJ0537200 | New Jersey | Transient Non-Community | 50,000 |
| LARGO WATER DEPARTMENT | FL6521047 | Florida | Community | 50,000 |
| UNIVERSITY OF ARIZONA | AZ0420423 | Arizona | Non-Transient Non-Community | 50,000 |
| PLAINFIELD | IL1970800 | Illinois | Community | 50,000 |
| PURDUE UNIV. WATER WORKS | IN5279015 | Indiana | Community | 50,000 |