Public Water Systems
1,599 active water systems in MA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| NORTH CHELMSFORD WATER DIST | NORTH CHELMSFORD, MA | 7,498 | 14 | Detected |
| HAMILTON WATER DEPT | HAMILTON, MA | 7,377 | 84 | Detected |
| AQUARION WATER COMPANY OXFORD | MILLBURY, MA | 7,343 | 10 | Detected |
| WILLIAMSTOWN WATER DEPT | WILLIAMSTOWN, MA | 7,326 | 17 | Clean |
| MIDDLETON WATER DEPT. | MIDDLETON, MA | 7,255 | 18 | Detected |
| MERRIMAC WATER DEPARTMENT | MERRIMAC, MA | 7,193 | 276 | Detected |
| LUNENBURG WATER DISTRICT | LUNENBURG, MA | 7,145 | 28 | Detected |
| WEST BOYLSTON WATER DISTRICT | WEST BOYLSTON, MA | 7,132 | 163 | Detected |
| SPENCER WATER DEPARTMENT | SPENCER, MA | 7,037 | 27 | Clean |
| STERLING WATER DEPARTMENT | STERLING, MA | 6,754 | 183 | Detected |
| GROVELAND WATER DEPARTMENT | GROVELAND, MA | 6,743 | 46 | Detected |
| ORANGE WATER DEPT | ORANGE, MA | 6,526 | 22 | Detected |
| DEVENS MASSDEVELOPMENT | DEVENS, MA | 6,500 | 49 | Detected |
| TOWNSEND WATER DEPARTMENT | TOWNSEND, MA | 6,500 | 246 | Detected |
| DALTON FIRE DISTRICT | DALTON, MA | 6,330 | 68 | Clean |
| ROWLEY WATER DEPARTMENT | ROWLEY, MA | 6,283 | 112 | Detected |
| SOUTH HADLEY FIRE DISTRICT #2 WATER DEPT | SOUTH HADLEY, MA | 6,200 | 81 | Clean |
| TOWN OF EASTHAM | EASTHAM, MA | 6,199 | 1 | Clean |
| TEMPLETON MUNIC. LIGHT AND WATER PLANT | BALDWINVILLE, MA | 6,152 | 215 | Detected |
| TISBURY WATER WORKS | TISBURY, MA | 6,082 | 48 | Clean |
| HOPEDALE WATER DEPARTMENT | HOPEDALE, MA | 6,017 | 68 | Detected |
| LANCASTER WATER DEPARTMENT | LANCASTER, MA | 6,000 | 49 | Clean |
| OTIS AIR NATIONAL GUARD BASE | OTIS ANGB, MA | 6,000 | 28 | Clean |
| MARION WATER DIVISION | MARION, MA | 5,761 | 42 | Clean |
| WINCHENDON WATER DEPARTMENT | WINCHENDON, MA | 5,706 | 83 | Clean |
| RUTLAND WATER DEPARTMENT | RUTLAND, MA | 5,605 | 65 | Clean |
| LINCOLN WATER DEPT | LINCOLN, MA | 5,593 | 90 | Detected |
| DUDLEY WATER DEPARTMENT | DUDLEY, MA | 5,515 | 306 | Clean |
| GROTON WATER DEPARTMENT | GROTON, MA | 5,456 | 110 | Detected |
| TOPSFIELD WATER DEPARTMENT | TOPSFIELD, MA | 5,435 | 72 | Detected |
| LEE WATER DEPT | LEE, MA | 5,420 | 61 | Clean |
| BARNSTABLE FIRE DISTRICT | BARNSTABLE, MA | 5,400 | 26 | Detected |
| ONSET FIRE DISTRICTWATER DEPT. | ONSET, MA | 5,392 | 72 | Detected |
| DIGHTON WATER DISTRICT | NORTH DIGHTON, MA | 5,264 | 24 | Detected |
| MANCHESTER BY THE SEA DPW | MANCHESTER BY THE SEA, MA | 5,170 | 94 | Detected |
| COTUIT FIRE DISTRICT WATER DEPARTMENT | COTUIT, MA | 4,938 | 33 | Clean |
| HADLEY DPW WATER DIVISION | HADLEY, MA | 4,871 | 43 | Clean |
| SOUTHAMPTON WATER DEPT | SOUTHAMPTON, MA | 4,853 | 23 | Clean |
| LYNNFIELD WATER DIST. (MWRA) | LYNNFIELD, MA | 4,820 | 14 | Clean |
| PALMER WATER DISTRICT NO.1 | PALMER, MA | 4,789 | 29 | Clean |
| TOWN OF AVON | AVON, MA | 4,777 | 92 | Detected |
| NORTH SAGAMORE WATER DISTRICT | SAGAMORE BEACH, MA | 4,668 | 21 | Detected |
| STURBRIDGE WATER DEPARTMENT | STURBRIDGE, MA | 4,567 | 43 | Clean |
| UPTON DPW WATER/WASTEWATER DIVISION | UPTON, MA | 4,420 | 169 | Clean |
| DOUGLAS WATER DEPARTMENT | DOUGLAS, MA | 4,400 | 64 | Clean |
| TYNGSBOROUGH WATER DISTRICT | TYNGSBOROUGH, MA | 4,382 | 26 | Detected |
| GREAT BARRINGTON FIRE DIST | GREAT BARRINGTON, MA | 4,375 | 219 | Clean |
| PAXTON WATER DEPARTMENT | PAXTON, MA | 4,300 | 49 | Detected |
| MONSON WATER AND SEWER DEPT | MONSON, MA | 4,212 | 65 | Clean |
| SHIRLEY WATER DISTRICT | SHIRLEY, MA | 4,121 | 89 | Detected |