Public Water Systems
143,076 active water systems.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| OAK LODGE WATER SERVICES | MILWAUKIE, OR | 30,000 | 2 | Clean |
| OSSINING WATER DEPARTMENT | OSSINING, NY | 30,000 | 311 | Detected |
| MIDDLETOWN CITY | MIDDLETOWN, NY | 30,000 | 30 | Clean |
| GUILDERLAND TOWN WD | GUILDERLAND, NY | 30,000 | 57 | Clean |
| KEENE WATER DEPT | KEENE, NH | 30,000 | 81 | Clean |
| Chaska | Chaska, MN | 30,000 | 5 | Detected |
| TOWN OF OCEAN CITY | OCEAN CITY, MD | 30,000 | 26 | Detected |
| CHATHAM WATER DEPARTMENT | CHATHAM, MA | 30,000 | 85 | Clean |
| SCHERERVILLE WATER DEPARTMENT | SCHERERVILLE, IN | 30,000 | 23 | Clean |
| CROWN POINT WATER WORKS | CROWN POINT, IN | 30,000 | 27 | Clean |
| SOUTH STICKNY SD | BURBANK, IL | 30,000 | 73 | Clean |
| DANIA BEACH, CITY OF | DANIA BEACH, FL | 30,000 | 139 | Detected |
| PUEBLO WEST MD | PUEBLO WEST, CO | 30,000 | 118 | Detected |
| BEAR CREEK WSD | LAKEWOOD, CO | 30,000 | 0 | — |
| WEST MORGAN-EAST LAWRENCE W&S AUTHORITY | DECATUR, AL | 30,000 | 63 | Clean |
| QUIL CEDA VILLAGE | TULALIP, 10 | 30,000 | 123 | Clean |
| SHAWNEE MUNICIPAL AUTHORITY | SHAWNEE, OK | 29,990 | 344 | Detected |
| BATTLE GROUND WATER DEPT CITY OF | Battle Ground, WA | 29,974 | 911 | — |
| VALLEY CENTER MWD | VALLEY CENTER, CA | 29,938 | 7 | Detected |
| CLACKAMAS RIVER WATER | CLACKAMAS, OR | 29,918 | 85 | Clean |
| NORWOOD WATER DEPT. (MWRA) | NORWOOD, MA | 29,909 | 25 | Clean |
| WHEELING WATER | WHEELING, WV | 29,899 | 132 | Detected |
| MAKAWAO | WAILUKU, HI | 29,868 | 304 | Clean |
| JONAH WATER SUD | HUTTO, TX | 29,861 | 69 | Detected |
| CALIF STATE POLYTECHNICAL UNIV - POMONA | POMONA, CA | 29,854 | 33 | — |
| FREEHOLD TWP WATER DEPT | FREEHOLD, NJ | 29,831 | 48 | Detected |
| WARREN COUNTY UTILITY DISTRICT | MCMINNVILLE, TN | 29,827 | 24 | Detected |
| WINCHESTER MUNICIPAL UTILITIES | WINCHESTER, KY | 29,823 | 275 | Clean |
| UPPER SMITH RIVER WATER SUPPLY | COLLINSVILLE, VA | 29,721 | 9 | Clean |
| EJ WATER COOPERATIVE | DIETERICH, IL | 29,720 | 97 | Detected |
| CITY OF CONVERSE | CONVERSE, TX | 29,709 | 15 | Detected |
| SOMERSET WATER SERVICE | SOMERSET, KY | 29,700 | 210 | Clean |
| MADISON HEIGHTS | MADISON HEIGHTS, MI | 29,694 | 24 | Clean |
| CITY OF FORNEY | FORNEY, TX | 29,692 | 65 | Detected |
| PULLMAN WATER DEPARTMENT CITY OF | Pullman, WA | 29,690 | 15 | Detected |
| CLAYTON, TOWN OF | CLAYTON, NC | 29,689 | 121 | Detected |
| KENT CITY PWS | KENT, OH | 29,662 | 28 | Clean |
| OAK PARK | OAK PARK, MI | 29,654 | 2 | Detected |
| CHEROKEE MD | COLORADO SPRINGS, CO | 29,610 | 180 | Detected |
| CITY OF GREENVILLE | GREENVILLE, MS | 29,602 | 1,345 | Detected |
| MATTAPOISETT RIVER VALLEY W.D. | MATTAPOISETT, MA | 29,600 | 4 | Clean |
| SAN JUAN WATER DISTRICT | GRANITE BAY, CA | 29,598 | 2 | Clean |
| PARKLAND LIGHT & WATER COMPANY | Tacoma, WA | 29,595 | 76 | Detected |
| NORTH KONA | HILO, HI | 29,581 | 8 | Clean |
| CITY OF HUTTO | HUTTO, TX | 29,580 | 25 | Detected |
| NORTHAMPTON WATER DIVISION | NORTHAMPTON, MA | 29,571 | 100 | Clean |
| ALEXANDER CITY WATER DEPARTMENT | ALEXANDER CITY, AL | 29,565 | 51 | Clean |
| OXFORD WATER WORKS & SEWER BOARD | OXFORD, AL | 29,556 | 23 | Detected |
| WELLESLEY WATER DIVISION | WELLESLEY, MA | 29,550 | 15 | Detected |
| CITY OF EAST PALO ALTO | EAST PALO ALTO, CA | 29,519 | 23 | Clean |