Public Water Systems
143,076 active water systems.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| CITY OF WESTMINSTER | WESTMINSTER, CA | 90,911 | 13 | Detected |
| CITY OF SUGAR LAND | SUGAR LAND, TX | 90,909 | 13 | Detected |
| SANTA FE WATER SYSTEM (CITY OF) | SANTA FE, NM | 90,810 | 63 | Detected |
| SALEM AND BEVERLY WATER SUPPLY BOARD | BEVERLY, MA | 90,330 | 19 | — |
| MACOMB TOWNSHIP | MACOMB, MI | 90,000 | 11 | Clean |
| Brooklyn Park | Brooklyn Park, MN | 89,995 | 21 | Detected |
| SANTA MONICA-CITY, WATER DIVISION | LOS ANGELES, CA | 89,947 | 3 | Detected |
| CLEAR LAKE CITY WATER AUTHORITY | HOUSTON, TX | 89,702 | 12 | Detected |
| CITY OF REDDING | REDDING, CA | 89,628 | 15 | Detected |
| PLACER CWA - FOOTHILL | AUBURN, CA | 89,544 | 0 | Clean |
| NORTH MIAMI, CITY OF | NORTH MIAMI, FL | 89,349 | 47 | Detected |
| MO AMERICAN ST JOSEPH | ST JOSEPH, MO | 89,171 | 1 | Detected |
| PENNICHUCK WATER WORKS | NASHUA, NH | 89,073 | 5 | Clean |
| PA AMERICAN NORRISTOWN | NORRISTOWN, PA | 88,885 | 92 | Detected |
| LAWRENCE WATER WORKS | LAWRENCE, MA | 88,877 | 296 | Detected |
| KENT COUNTY WATER AUTHORITY | WEST GREENWICH, RI | 88,779 | 32 | Detected |
| MARYSVILLE UTILITIES | Marysville, WA | 88,589 | 21 | Clean |
| NEWTON WATER DEPT. (MWRA) | NEWTON, MA | 88,415 | 22 | Clean |
| BEAVERTON, CITY OF | BEAVERTON, OR | 88,045 | 21 | Clean |
| CITY OF BRYAN | BRYAN, TX | 87,816 | 15 | Detected |
| WINTER HAVEN WATER DEPARTMENT | WINTER HAVEN, FL | 87,537 | 46 | Detected |
| DAYTONA BEACH, CITY OF | DAYTONA BEACH, FL | 87,534 | 50 | Detected |
| EPCOR - SAN TAN | SAN TAN VALLEY, AZ | 87,435 | 367 | Detected |
| SOUTH JORDAN CITY | SOUTH JORDAN, UT | 87,356 | 83 | Detected |
| OGDEN CITY WATER SYSTEM | BRIGHAM CITY, UT | 87,267 | 255 | Detected |
| SJWD MIDDLE TYGER WTP (4220006) | LYMAN, SC | 87,259 | 12 | Clean |
| ROCKDALE CO. WATER SYSTEM | CONYERS, GA | 87,156 | 28 | Detected |
| WAUKEGAN | WAUKEGAN, IL | 87,149 | 118 | Clean |
| WEST WILSON UTILITY DISTRICT | MOUNT JULIET, TN | 86,978 | 46 | Clean |
| CITY OF CEDAR PARK | CEDAR PARK, TX | 86,939 | 37 | Detected |
| FAYETTE COUNTY | FAYETTEVILLE, GA | 86,934 | 69 | Detected |
| BRICK TOWNSHIP MUA | BRICK TWP, NJ | 86,898 | 35 | Detected |
| Duluth | Duluth, MN | 86,859 | 11 | Clean |
| INDIANA AMERICAN WATER - JOHNSON COUNTY | GREENWOOD, IN | 86,813 | 1 | Detected |
| OLIVENHAIN MWD | ENCINITAS, CA | 86,458 | 0 | Detected |
| CHINO, CITY OF | CHINO, CA | 86,435 | 44 | Clean |
| AQUA WSC | BASTROP, TX | 86,325 | 54 | Detected |
| ORANGE WATER & SEWER AUTHORITY | CARRBORO, NC | 86,300 | 9 | Detected |
| FORT SMITH WATER UTILITIES | FORT SMITH, AR | 86,209 | 17 | Clean |
| BESSEMER WATER SERVICE | BESSEMER, AL | 86,091 | 17 | Detected |
| WESTERN MWD | RIVERSIDE, CA | 86,062 | 0 | Detected |
| CITY OF BAYTOWN | BAYTOWN, TX | 86,004 | 23 | Detected |
| FKAA J. ROBERT DEAN W.T.P. | KEY WEST, FL | 86,000 | 23 | Detected |
| HARLINGEN WATER WORKS SYSTEM | HARLINGEN, TX | 85,900 | 6 | Detected |
| TROY | TROY, MI | 85,854 | 8 | Clean |
| SIOUX CITY WATER SUPPLY | SIOUX CITY, IA | 85,791 | 133 | Detected |
| LATHAM WATER DISTRICT | LATHAM, NY | 85,590 | 28 | Clean |
| PLANTATION, EAST ; CENTRAL | PLANTATION, FL | 85,496 | 50 | Clean |
| CITY OF EDINBURG | EDINBURG, TX | 85,224 | 37 | Detected |
| MANTECA, CITY OF | MANTECA, CA | 84,928 | 77 | Detected |