PlainWater

Public Water Systems

1,599 active public water systems in MA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.

Population Violations Health Violations Name
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
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