Public Water Systems
1,599 active water systems in MA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| MWRA | CHELSEA, MA | 2,660,000 | 6 | — |
| BOSTON WATER AND SEWER COMMISSION (MWRA) | BOSTON, MA | 675,647 | 8 | Clean |
| WORCESTER DPWP, WATER SUPPLY DIVISION | WORCESTER, MA | 206,518 | 47 | Detected |
| SPRINGFIELD WATER AND SEWER COMMISSION | SPRINGFIELD, MA | 167,954 | 41 | Clean |
| CAMBRIDGE WATER DEPARTMENT | CAMBRIDGE, MA | 118,214 | 70 | Detected |
| LOWELL REGIONAL WATER UTILITY | LOWELL, MA | 115,000 | 54 | Detected |
| QUINCY WATER DEPT. (MWRA) | QUINCY, MA | 106,000 | 14 | Clean |
| BROCKTON WATER DEPARTMENT | BROCKTON, MA | 105,643 | 110 | Clean |
| INIMA USA / AQUARIA LLC | NORTH DIGHTON, MA | 105,643 | 39 | Clean |
| LYNN WATER AND SEWER COMM | LYNN, MA | 101,253 | 39 | Detected |
| CITY OF NEW BEDFORD DPI | NEW BEDFORD, MA | 101,079 | 12 | Detected |
| FALMOUTH WATER DEPT | FALMOUTH, MA | 97,551 | 59 | Clean |
| FALL RIVER WATER DEPARTMENT | FALL RIVER, MA | 94,000 | 87 | Clean |
| SALEM AND BEVERLY WATER SUPPLY BOARD | BEVERLY, MA | 90,330 | 19 | — |
| LAWRENCE WATER WORKS | LAWRENCE, MA | 88,877 | 296 | Detected |
| NEWTON WATER DEPT. (MWRA) | NEWTON, MA | 88,415 | 22 | Clean |
| SOMERVILLE WATER DEPT. (MWRA) | SOMERVILLE, MA | 81,045 | 33 | Clean |
| FRAMINGHAM WATER DEPT. (MWRA) | FRAMINGHAM, MA | 72,362 | 12 | Clean |
| MALDEN WATER DIVISION (MWRA) | MALDEN, MA | 66,263 | 45 | Clean |
| WALTHAM WATER DEPARTMENT | WALTHAM, MA | 65,218 | 35 | Clean |
| DENNIS WATER DISTRICT | SOUTH DENNIS, MA | 65,000 | 44 | Detected |
| HAVERHILL WATER DEPT | HAVERHILL, MA | 63,235 | 80 | Clean |
| BROOKLINE WATER AND SEWER DIVISION | BROOKLINE, MA | 63,191 | 16 | Clean |
| REVERE WATER DIVISION (MWRA) | REVERE, MA | 62,186 | 34 | Detected |
| TAUNTON WATER DIVISION | TAUNTON, MA | 62,165 | 74 | Clean |
| MEDFORD WATER DEPT. (MWRA) | MEDFORD, MA | 61,700 | 27 | Clean |
| WEYMOUTH WATER DEPARTMENT | WEYMOUTH, MA | 57,613 | 50 | Detected |
| UPPER CAPE REGIONAL WATER COOPERATIVE | SANDWICH, MA | 56,250 | 23 | Clean |
| CHICOPEE WATER DEPT (MWRA) | CHICOPEE, MA | 55,560 | 13 | Clean |
| PEABODY WATER DEPT. | PEABODY, MA | 54,481 | 180 | Detected |
| METHUEN WATER DEPT | METHUEN, MA | 53,059 | 51 | Detected |
| CENTERVILLE OSTERVILLE MARSTONS MILLS WD | OSTERVILLE, MA | 50,000 | 61 | Detected |
| EVERETT WATER DEPT. (MWRA) | EVERETT, MA | 49,075 | 23 | Clean |
| BEVERLY WATER DEPT | BEVERLY, MA | 47,461 | 9 | Detected |
| PLYMOUTH WATER DEPARTMENT | PLYMOUTH, MA | 46,799 | 37 | Detected |
| ATTLEBORO WATER DEPT | ATTLEBORO, MA | 46,654 | 38 | Detected |
| ARLINGTON WATER DEPT. (MWRA) | ARLINGTON, MA | 46,308 | 21 | Clean |
| RANDOLPH/HOLBROOK JOINT WATER BOARD | HOLBROOK, MA | 45,767 | 16 | — |
| WEIR RIVER WATER SYSTEM | HINGHAM, MA | 45,339 | 41 | Detected |
| SALEM WATER DEPARTMENT | SALEM, MA | 44,480 | 7 | Detected |
| PITTSFIELD DPU WATER DEPT | PITTSFIELD, MA | 43,927 | 144 | Detected |
| BILLERICA WATER WORKS | BILLERICA, MA | 42,119 | 52 | Detected |
| FITCHBURG DPW DIVISION OF WATER SUPPLY | FITCHBURG, MA | 41,946 | 51 | Detected |
| MARLBOROUGH DPW WATER DIV. (MWRA) | MARLBOROUGH, MA | 41,799 | 56 | Clean |
| LEOMINSTER WATER DIVISION | LEOMINSTER, MA | 41,683 | 345 | Detected |
| DEDHAM WESTWOOD WATER DIST. | DEDHAM, MA | 41,630 | 11 | Detected |
| WESTFIELD DPWWATER DIVISION | WESTFIELD, MA | 41,094 | 152 | Detected |
| WOBURN WATER DEPT. | WOBURN, MA | 40,876 | 46 | Detected |
| HOLYOKE WATER WORKS | HOLYOKE, MA | 40,124 | 76 | Detected |
| AMHERST DPW WATER DIVISION | AMHERST, MA | 39,263 | 42 | Clean |
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