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 |
|---|---|---|---|---|
| MARION CITY WATER WORKS | IN5227014 | Indiana | Community | 28,363 |
| FREDERICKSBURG, CITY OF | VA6630050 | Virginia | Community | 28,350 |
| BRECKENRIDGE TOWN OF | CO0159020 | Colorado | Community | 28,315 |
| CITY OF BALCH SPRINGS | TX0570032 | Texas | Community | 28,300 |
| CHATSWORTH | GA2130000 | Georgia | Community | 28,262 |
| CENTRAL IA WATER ASSN (NEWTON) | IA5059704 | Iowa | Community | 28,250 |
| WINCHESTER, CITY OF | VA2840500 | Virginia | Community | 28,248 |
| ALLEN PARK | MI0000130 | Michigan | Community | 28,210 |
| SEARCY WATERWORKS | AR0000590 | Arkansas | Community | 28,196 |
| CENTRALIA PUBLIC WORKS - WATER | WA5312200 | Washington | Community | 28,164 |
| GUILFORD WATER AUTH | PA7280038 | Pennsylvania | Community | 28,135 |
| VERNON-CITY, WATER DEPT. | CA1910167 | California | Community | 28,112 |
| MADISONVILLE LIGHT & WATER | KY0540264 | Kentucky | Community | 28,109 |
| TUALATIN, CITY OF | OR4100906 | Oregon | Community | 28,106 |
| MADISONVILLE LIGHT & WATER | KY0540936 | Kentucky | Community | 28,102 |
| CITY OF JACKSON-MADDOX RD. | MS0250012 | Mississippi | Community | 28,098 |
| DANVERS WATER DEPT. | MA3071000 | Massachusetts | Community | 28,087 |
| NORTHWEST | FL6532348 | Florida | Community | 28,082 |
| PORT ANGELES CITY OF | WA5368550 | Washington | Community | 28,067 |
| NATIONAL AIRPORT | VA6013080 | Washington D.C. | Non-Transient Non-Community | 28,055 |
| FREDERICK | MD0002388 | Maryland | Community | 28,000 |
| FORT BLISS MAIN POST AREA | TX0710020 | California | Community | 28,000 |
| GLEN COVE CITY | NY2902826 | New York | Community | 28,000 |
| ROTTERDAM WD #5 | NY4600069 | New York | Community | 28,000 |
| KIRKWOOD PWS | MO6010430 | Missouri | Community | 28,000 |
| WEST LINN, CITY OF | OR4100944 | Oregon | Community | 28,000 |
| ABERDEEN | SD4600020 | South Dakota | Community | 27,989 |
| EAST LARIMER COUNTY WD | CO0135233 | Colorado | Community | 27,944 |
| NORTHEAST KNOX U.D. | TN0000515 | Tennessee | Community | 27,941 |
| MILL CREEK | PA2409006 | Pennsylvania | Community | 27,903 |
| NEW BERLIN WATER UTILITY | WI2680217 | Wisconsin | Community | 27,899 |
| YOGA CENTER MOTHER'S KITCHEN | CA3701240 | California | Transient Non-Community | 27,884 |
| WATERTOWN CITY | NY2202346 | New York | Community | 27,861 |
| FARMINGTON CITY WATER SYSTEM | UTAH06004 | Utah | Community | 27,860 |
| ASHEBORO, CITY OF | NC0276010 | North Carolina | Community | 27,819 |
| DOVER WATER COMMISSION | NJ1409001 | New Jersey | Community | 27,806 |
| FIRESTONE TOWN OF | CO0162476 | Colorado | Community | 27,798 |
| Winona | MN1850013 | Minnesota | Community | 27,782 |
| NORTH KINGSTOWN TOWN OF | RI1559517 | Rhode Island | Community | 27,732 |
| WANNACOMET WATER COMPANY | MA4197000 | Massachusetts | Community | 27,703 |
| CITY OF MIDLOTHIAN | TX0700005 | Texas | Community | 27,699 |
| NATCHITOCHES WATER SYSTEM | LA1069007 | Louisiana | Community | 27,693 |
| NEW LENOX | IL1970700 | Illinois | Community | 27,690 |
| CHILTON WATER AUTHORITY | AL0000234 | Alabama | Community | 27,681 |
| WIDEFIELD WSD | CO0121900 | Colorado | Community | 27,640 |
| LAFOLLETTE UTILITIES BOARD | TN0000374 | Tennessee | Community | 27,637 |
| GARDEN CITY | MI0002550 | Michigan | Community | 27,625 |
| NEW LONDON DEPT. OF PUBLIC UTILITIES | CT0950011 | Connecticut | Community | 27,620 |
| LAKEWOOD TWP MUA | NJ1514002 | New Jersey | Community | 27,614 |
| MARSHALLTOWN WATER WORKS | IA6469042 | Iowa | Community | 27,591 |