Public Water Systems
143,076 active water systems.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| ARVADA CITY OF | ARVADA, CO | 171,610 | 18 | Detected |
| OCEANSIDE, CITY OF | OCEANSIDE, CA | 171,483 | 12 | Detected |
| NORTH ALAMO WSC | EDINBURG, TX | 171,195 | 93 | Detected |
| MOULTON NIGUEL WATER DISTRICT | LAGUNA HILLS, CA | 170,236 | 0 | Detected |
| ELSINORE VALLEY MWD | LAKE ELSINORE, CA | 169,455 | 22 | Detected |
| LAFAYETTE UTILITIES WATER SYSTEM | LAFAYETTE, LA | 169,389 | 2 | Detected |
| SAVANNAH-MAIN | PORT WENTWORTH, GA | 168,958 | 29 | Clean |
| SUBURBAN WATER SYSTEMS-SAN JOSE | COVINA, CA | 168,843 | 10 | Detected |
| PWCSA - EAST | WOODBRIDGE, VA | 168,747 | 1 | Detected |
| CORONA, CITY OF | CORONA, CA | 168,575 | 36 | Detected |
| SANTA MARGARITA WATER DISTRICT | RANCHO SANTA MARGARITA, CA | 168,289 | 2 | Detected |
| SPRINGFIELD WATER AND SEWER COMMISSION | SPRINGFIELD, MA | 167,954 | 41 | Clean |
| MELBOURNE, CITY OF | MELBOURNE, FL | 167,753 | 50 | Detected |
| UNION COUNTY WATER SYSTEM | MONROE, NC | 167,554 | 45 | Detected |
| TUSCALOOSA WATER & SEWER | TUSCALOOSA, AL | 166,524 | 43 | Clean |
| KENT WATER DEPARTMENT | Kent, WA | 166,421 | 37 | Detected |
| BOULDER CITY OF | BOULDER, CO | 166,080 | 31 | Clean |
| LANSING BOARD OF WATER & LIGHT | LANSING, MI | 166,000 | 18 | Detected |
| CITY OF CHESAPEAKE - NORTHWEST RIVER SYS | CHESAPEAKE, VA | 165,240 | 29 | Clean |
| TEMPE CITY OF | TEMPE, AZ | 165,000 | 339 | Detected |
| PASADENA WATER AND POWER | PASADENA, CA | 164,344 | 8 | Detected |
| REDMOND WATER SYSTEM CITY OF | Redmond, WA | 163,335 | 2 | Detected |
| CITY OF HAYWARD | HAYWARD, CA | 162,954 | 6 | Clean |
| FORSYTH CO. WATER & SEWER | CUMMING, GA | 161,200 | 26 | Clean |
| BAKERSFIELD, CITY OF | SAN JOSE, CA | 160,144 | 9 | Detected |
| JOLIET | JOLIET, IL | 160,000 | 380 | Detected |
| ALEXANDRIA, CITY OF | HOPEWELL, VA | 159,200 | 15 | Detected |
| CITY OF SUNNYVALE | SUNNYVALE, CA | 157,566 | 145 | Clean |
| ASHEVILLE CITY OF | ASHEVILLE, NC | 157,431 | 25 | Clean |
| CITY OF MIDLAND WATER PURIFICATION PLANT | MIDLAND, TX | 157,000 | 460 | Detected |
| ONSLOW WTR AND SEWER AUTHORITY | JACKSONVILLE, NC | 156,755 | 247 | Detected |
| NAPERVILLE | NAPERVILLE, IL | 156,406 | 5 | Clean |
| CITY OF ROSEVILLE | ROSEVILLE, CA | 155,612 | 7 | Detected |
| DAVIDSON WATER INC | WELCOME, NC | 153,632 | 57 | Clean |
| KANSAS CITY BOARD OF PUBLIC UTILITIES | KANSAS CITY, KS | 152,960 | 58 | Detected |
| CALIFORNIA WATER SERVICE CO. - ELA | SAN JOSE, CA | 152,474 | 13 | Detected |
| ATLANTIC CITY MUA | ATLANTIC CITY, NJ | 152,415 | 122 | Detected |
| CITY OF MESQUITE | MESQUITE, TX | 152,020 | 9 | Detected |
| CITY OF PASADENA | PASADENA, TX | 152,000 | 31 | Detected |
| POMONA - CITY, WATER DEPT. | POMONA, CA | 151,713 | 14 | Detected |
| MAYAGUEZ | MAYAGUEZ, PR | 151,555 | 1,188 | Clean |
| CITY OF KILLEEN | KILLEEN, TX | 151,261 | 29 | Detected |
| MONTGOMERY COUNTY WATER SERVICES 1 PWS | KETTERING, OH | 150,207 | 33 | Detected |
| CITY OF DENTON | DENTON, TX | 150,037 | 13 | Detected |
| DEL-CO WATER COMPANY, INC. | DELAWARE, OH | 150,000 | 108 | Detected |
| IL AMERICAN-CHAMPAIGN | GODFREY, IL | 150,000 | 7 | Detected |
| CWS - VISALIA | SAN JOSE, CA | 148,496 | 4 | Detected |
| IOWA-AMERICAN WTR CO-DAVENPORT | DAVENPORT, IA | 147,720 | 11 | Detected |
| HOLLYWOOD, CITY OF | HOLLYWOOD, FL | 147,566 | 77 | Detected |
| MERIDIAN WATER DEPT | MERIDIAN, ID | 147,340 | 64 | Detected |