Public Water Systems
143,076 active water systems.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| JOHNSON COUNTY SUD | JOSHUA, TX | 65,517 | 40 | Detected |
| ROCKWOOD PUD | PORTLAND, OR | 65,443 | 73 | Clean |
| AUBURN WATER WORKS | AUBURN, AL | 65,313 | 256 | Detected |
| ROBESON COUNTY WATER SYSTEM | LUMBERTON, NC | 65,303 | 19 | Detected |
| WATSONVILLE, CITY OF | WATSONVILLE, CA | 65,231 | 2 | Detected |
| JOINT BASE PEARL HARBOR-HICKAM | JBPPH, HI | 65,230 | 34 | Clean |
| WALTHAM WATER DEPARTMENT | WALTHAM, MA | 65,218 | 35 | Clean |
| LEESBURG, TOWN OF | LEESBURG, VA | 65,028 | 0 | Clean |
| PADUCAH WATER WORKS | PADUCAH, KY | 65,004 | 301 | Detected |
| LIMESTONE COUNTY WATER AND SEWER AUTH. | ATHENS, AL | 65,003 | 139 | Detected |
| OLD NORTH UTILITIES SERVICES/FT BRAGG | FORT BRAGG, NC | 65,000 | 40 | Detected |
| DENNIS WATER DISTRICT | SOUTH DENNIS, MA | 65,000 | 44 | Detected |
| CORAL SPRINGS, CITY OF | CORAL SPRINGS, FL | 65,000 | 43 | Detected |
| MORGANTOWN UTILITY BOARD | MORGANTOWN, WV | 64,644 | 16 | Clean |
| SOOS CREEK WATER & SEWER DISTRICT | Renton, WA | 64,534 | 1 | Clean |
| BRENTWOOD | BRENTWOOD, CA | 64,513 | 41 | Detected |
| LIBERTY UTILITIES (AV RANCHOS) CORP. | DOWNEY, CA | 64,469 | 2 | Detected |
| COUNCIL BLUFFS WATER WORKS | COUNCIL BLUFFS, IA | 64,447 | 24 | Detected |
| JANESVILLE WATER UTILITY | JANESVILLE, WI | 64,415 | 14 | Clean |
| HARPETH VALLEY U.D. | NASHVILLE, TN | 64,359 | 38 | Clean |
| PARK MOABI | SAN BERNARDINO, CA | 64,267 | 2 | — |
| CHEYENNE BOARD OF PUBLIC UTILITIES | CHEYENNE, WY | 64,165 | 12 | Detected |
| SOUTHWOOD | Tacoma, WA | 64,155 | 379 | Detected |
| LORAIN CITY PWS | LORAIN, OH | 64,152 | 83 | Clean |
| CALIFORNIA WATER SERVICE-S SAN FRANCISCO | SAN JOSE, CA | 64,146 | 8 | Detected |
| CONWAY WATER SYSTEM | CONWAY, AR | 64,008 | 5 | Clean |
| Coon Rapids | Coon Rapids, MN | 64,000 | 23 | Detected |
| TAMARAC (WEST), CITY OF | TAMARAC, FL | 63,793 | 80 | Detected |
| Eden Prairie | Eden Prairie, MN | 63,726 | 8 | Detected |
| PONTIAC | WATERFORD, MI | 63,600 | 28 | Detected |
| FT COLLINS LOVELAND WD | FORT COLLINS, CO | 63,532 | 7 | Clean |
| GSWC - FLORENCE/GRAHAM | ANAHEIM, CA | 63,500 | 2 | Detected |
| CITY OF PFLUGERVILLE | PFLUGERVILLE, TX | 63,464 | 348 | Detected |
| TAYLOR | TAYLOR, MI | 63,409 | 38 | Clean |
| WEST ALLIS WATERWORKS | West Allis, WI | 63,240 | 10 | Clean |
| HAVERHILL WATER DEPT | HAVERHILL, MA | 63,235 | 80 | Clean |
| BROOKLINE WATER AND SEWER DIVISION | BROOKLINE, MA | 63,191 | 16 | Clean |
| PORTERVILLE, CITY OF | PORTERVILLE, CA | 63,164 | 6 | Detected |
| CITY OF LA HABRA | LA HABRA, CA | 63,118 | 101 | Detected |
| LOWER BUCKS CO JOINT MUN AUTH | LEVITTOWN, PA | 63,007 | 327 | Clean |
| OSHKOSH WATERWORKS | OSHKOSH, WI | 63,000 | 20 | Clean |
| CITY OF BAYONNE | KEARNY, NJ | 63,000 | 69 | Detected |
| CROFTON-ODENTON | MILLERSVILLE, MD | 62,986 | 9 | Detected |
| ALTOONA WATER AUTHORITY | ALTOONA, PA | 62,500 | 790 | Clean |
| TIGARD, CITY OF | TIGARD, OR | 62,500 | 14 | Clean |
| CITY OF PITTSBURG | PITTSBURG, CA | 62,500 | 5 | Detected |
| HAMILTON PUBLIC WATER SYSTEM | FAIRFIELD, OH | 62,447 | 63 | Detected |
| SOUTHEAST MORRIS COUNTY MUA | CEDAR KNOLLS, NJ | 62,349 | 549 | Detected |
| CITY OF MARGATE | MARGATE, FL | 62,254 | 53 | Detected |
| FORT GEORGE G. MEADE | FORT MEADE, MD | 62,234 | 64 | Clean |