Public Water Systems
143,076 active water systems.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| REDFORD TOWNSHIP | REDFORD, MI | 49,504 | 20 | Clean |
| BEAVER FALLS MUNI AUTH | BEAVER FALLS, PA | 49,500 | 705 | Detected |
| GREATER JOHNSTOWN WA RIVERSIDE | JOHNSTOWN, PA | 49,500 | 186 | Clean |
| PORT OF SEATTLE/SEATAC AIRPORT | Seattle, WA | 49,483 | 14 | Clean |
| WEST BLOOMFIELD TOWNSHIP | WEST BLOOMFIELD, MI | 49,479 | 14 | Clean |
| MONROE | MONROE, MI | 49,467 | 20 | Clean |
| DOWNERS GROVE | DOWNERS GROVE, IL | 49,425 | 36 | Clean |
| ISABELA | SANTURCE, PR | 49,419 | 522 | Detected |
| GREEN MOUNTAIN WSD | LAKEWOOD, CO | 49,400 | 6 | — |
| ENID | ENID, OK | 49,347 | 82 | Detected |
| PACE WATER SYSTEM, INC. | PACE, FL | 49,328 | 16 | Detected |
| FORT BEND COUNTY WCID 2 | STAFFORD, TX | 49,173 | 6 | Detected |
| CITY OF MARYVILLE W&S DEPT | MARYVILLE, TN | 49,135 | 9 | Clean |
| WARREN CITY PWS | WARREN, OH | 49,130 | 197 | Detected |
| LONGVIEW WATER DEPARTMENT | Longview, WA | 49,111 | 18 | Clean |
| JACKSONVILLE CITY OF | JACKSONVILLE, NC | 49,093 | 13 | Detected |
| EVERETT WATER DEPT. (MWRA) | EVERETT, MA | 49,075 | 23 | Clean |
| WAUWATOSA WATERWORKS | Wauwatosa, WI | 49,064 | 13 | Clean |
| BRISTOL COUNTY WATER AUTHORITY | WARREN, RI | 49,000 | 154 | Clean |
| CITY OF LAWRENCE UTILITIES | INDIANAPOLIS, IN | 49,000 | 38 | Clean |
| VALDOSTA | VALDOSTA, GA | 48,959 | 123 | Detected |
| PINELLAS PARK WATER DEPT | PINELLAS PARK, FL | 48,939 | 15 | Detected |
| NORTHGLENN CITY OF | NORTHGLENN, CO | 48,927 | 7 | Detected |
| NAVAL STATION NORFOLK | NORFOLK, VA | 48,826 | 27 | Clean |
| MINOT CITY OF | MINOT, ND | 48,743 | 12 | Detected |
| SOUTHWEST METROPOLITAN WSD | LITTLETON, CO | 48,648 | 0 | — |
| AQUA PA WEST CHESTER | BRYN MAWR, PA | 48,600 | 188 | Detected |
| Commonwealth Utilities Corp (Saipan) | Saipan, MP | 48,524 | 82 | Detected |
| CITY OF HUNTSVILLE | HUNTSVILLE, TX | 48,522 | 6 | Detected |
| MONROEVILLE MUNICIPAL AUTH | MONROEVILLE, PA | 48,500 | 45 | Detected |
| CITY OF BREA | BREA, CA | 48,479 | 3 | Detected |
| EAST BRUNSWICK WATER UTILITY | EAST BRUNSWICK TWP, NJ | 48,474 | 83 | Detected |
| COOKEVILLE WATER DEPT | COOKEVILLE, TN | 48,455 | 14 | Clean |
| NEWNAN UTILITIES | NEWNAN, GA | 48,451 | 38 | Clean |
| SANFORD, CITY OF | SANFORD, NC | 48,350 | 154 | Detected |
| CAL AM - LINCOLN OAKS | SACRAMENTO, CA | 48,094 | 2 | Detected |
| SJCU-NORTHWEST UTILITIES WTP | ST. AUGUSTINE, FL | 48,040 | 10 | Clean |
| CHARLOTTESVILLE, CITY OF | CHARLOTTESVILLE, VA | 48,019 | 18 | Clean |
| AQUA PA SHENANGO VALLEY WTP | SHARON, PA | 48,000 | 39 | Detected |
| HICKSVILLE WD | HICKSVILLE, NY | 48,000 | 9 | Detected |
| WASHINGTON TOWNSHIP MUA | TURNERSVILLE, NJ | 48,000 | 1,585 | Detected |
| LAKE WORTH BEACH UTILITIES | LAKE WORTH, FL | 48,000 | 12 | Detected |
| US DEPARTMENT OF THE ARMY FORT CARSON | FORT CARSON, CO | 48,000 | 22 | Detected |
| ENTERPRISE WATER WORKS | ENTERPRISE, AL | 48,000 | 393 | Detected |
| CAL/AM WATER COMPANY - SAN MARINO | ROSEMEAD, CA | 47,995 | 2 | Detected |
| OVIEDO, CITY OF | OVIEDO, FL | 47,933 | 58 | Clean |
| GLENVIEW | GLENVIEW, IL | 47,856 | 29 | Clean |
| JOINT MUNICIPAL WSC (SC3220003) | LEXINGTON, SC | 47,838 | 44 | Detected |
| NEW KENSINGTON MUNI AUTH | NEW KENSINGTON, PA | 47,800 | 47 | Clean |
| HOLLEY-NAVARRE WATER SYSTEM | NAVARRE, FL | 47,793 | 38 | Detected |