Public Water Systems
1,599 active water systems in MA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| BEDFORD WATER DEPT. | BEDFORD, MA | 14,394 | 137 | Clean |
| NORTHBOROUGH WATER DEPARTMENT (MWRA) | NORTHBOROUGH, MA | 13,535 | 432 | Clean |
| WAYLAND WATER DEPARTMENT | WAYLAND, MA | 13,196 | 101 | Detected |
| MEDWAY WATER DEPARTMENT | MEDWAY, MA | 13,115 | 370 | Detected |
| IPSWICH DPU WATER DEPT | IPSWICH, MA | 13,090 | 75 | Detected |
| NORTH ADAMS WATER DEPT | NORTH ADAMS, MA | 13,000 | 320 | Detected |
| MEDFIELD WATER DEPT. | MEDFIELD, MA | 12,894 | 135 | Detected |
| HOPKINTON WATER DEPARTMENT | HOPKINTON, MA | 12,586 | 23 | Detected |
| AUBURN WATER DISTRICT | AUBURN, MA | 12,255 | 503 | Detected |
| WESTON WATER DEPT. | WESTON, MA | 11,941 | 33 | Clean |
| WRENTHAM WATER DIVISION | WRENTHAM, MA | 11,795 | 125 | Detected |
| HANSCOM AFB | BEDFORD, MA | 11,789 | 41 | Clean |
| UXBRIDGE DPW, WATER DIVISION | UXBRIDGE, MA | 11,525 | 55 | Detected |
| NORWELL WATER DEPARTMENT | NORWELL, MA | 11,495 | 27 | Detected |
| HOLBROOK PUBLIC WORKS DEPT | HOLBROOK, MA | 11,405 | 47 | Detected |
| ASH/WIN JOINT WATER AUTHORITY | ASHBURNHAM, MA | 11,394 | 1 | Clean |
| AQUARION WATER COMPANY, MILLBURY | MILLBURY, MA | 11,326 | 40 | Detected |
| GRAFTON WATER DISTRICT | GRAFTON, MA | 10,925 | 78 | Detected |
| RAYNHAM CENTER WATER DISTRICT | RAYNHAM, MA | 10,824 | 8 | Detected |
| SOUTHBOROUGH DPW WATER DIVISION (MWRA) | SOUTHBOROUGH, MA | 10,514 | 17 | Clean |
| ATHOL DPW WATER DIVISION | ATHOL, MA | 10,418 | 19 | Clean |
| MAYNARD DPW, WATER DIVISION | MAYNARD, MA | 10,401 | 304 | Detected |
| WARE WATER DEPT | WARE, MA | 10,066 | 165 | Detected |
| ROCKPORT WATER DEPT | ROCKPORT, MA | 10,000 | 27 | Clean |
| BLACKSTONE WATER DEPARTMENT | BLACKSTONE, MA | 9,868 | 139 | Detected |
| LENOX DPW WATER DIVISION | LENOX, MA | 9,800 | 17 | Clean |
| KENWOOD WATER DISTRICT | DRACUT, MA | 9,620 | 29 | Detected |
| LITTLETON WATER DEPARTMENT | LITTLETON, MA | 9,611 | 54 | Clean |
| HANSON WATER DEPARTMENT | HANSON, MA | 9,546 | 123 | Detected |
| PEPPERELL DPW WATER DIVISION | PEPPERELL, MA | 9,217 | 141 | Detected |
| AQUARION WATER COMPANY, PINEHILLS | MILLBURY, MA | 9,195 | 1 | Detected |
| MILLIS WATER DEPT | MILLIS, MA | 9,002 | 98 | Detected |
| PLAINVILLE WATER DEPARTMENT | PLAINVILLE, MA | 8,805 | 62 | Detected |
| GEORGETOWN WATER DEPARTMENT | GEORGETOWN, MA | 8,766 | 100 | Clean |
| LYNNFIELD CENTER WATER DISTRICT | LYNNFIELD, MA | 8,569 | 154 | Detected |
| WILBRAHAM WATER DEPT (MWRA) | WILBRAHAM, MA | 8,533 | 23 | Clean |
| AYER DPW WATER DIVISION | AYER, MA | 8,479 | 55 | Detected |
| ACUSHNET WATER DEPARTMENT | ACUSHNET, MA | 8,384 | 18 | Clean |
| TURNERS FALLS WATER DEPT | TURNERS FALLS, MA | 8,080 | 22 | Clean |
| EDGARTOWN WATER DEPARTMENT | EDGARTOWN, MA | 8,027 | 19 | Clean |
| WHITINSVILLE WATER COMPANY | WHITINSVILLE, MA | 7,933 | 38 | Clean |
| NORTHBRIDGE WATER DIVISION | NORTHBRIDGE, MA | 7,889 | 23 | Clean |
| WEST BRIDGEWATER WATER DEPT | WEST BRIDGEWATER, MA | 7,856 | 110 | Detected |
| ADAMS FIRE DISTRICT | ADAMS, MA | 7,851 | 18 | Clean |
| BUZZARDS BAY WATER DISTRICT | BOURNE, MA | 7,700 | 24 | Clean |
| MATTAPOISETT WATER DEPARTMENT | MATTAPOISETT, MA | 7,685 | 20 | Clean |
| SOUTHWICK WATER DEPT | SOUTHWICK, MA | 7,646 | 140 | Clean |
| NORFOLK WATER DIVISION | NORFOLK, MA | 7,602 | 327 | Detected |
| COHASSET WATER DEPT | COHASSET, MA | 7,555 | 64 | Detected |
| HALIFAX WATER DEPARTMENT | HALIFAX, MA | 7,553 | 53 | Detected |