What is PFAS?
Water suppliers
PFAS value per supplier, 2023–2025. EPA limit — 4 ppt (0.004 µg/L) for PFOA and PFOS, set in 2024. Suppliers that detected PFOA or PFOS
are highlighted and listed first. “Not detected” means the contaminant was measured but
not found.
| Supplier | City | Population | PFAS (ug/L) |
|---|---|---|---|
| Raynham Center Water District | Raynham | 10,964 | 0.0920 µg/L |
| Dartmouth Water Division | Dartmouth | 24,696 | 0.0506 µg/L |
| Natick Water and Sewer Division | Natick | 37,006 | 0.0373 µg/L |
| Duxbury Water Department | Duxbury | 16,387 | 0.0350 µg/L |
| Norwell Water Department | Norwell | 11,495 | 0.0184 µg/L |
| Easton Water Div | Easton | 25,058 | 0.0163 µg/L |
| Aquarion Water Company, Millbury | Millbury | 11,368 | 0.0158 µg/L |
| Sharon Water Dept | Sharon | 16,846 | 0.0150 µg/L |
| Acton Water Supply District | Acton | 21,285 | 0.0134 µg/L |
| Randolph Water Department | Randolph | 35,114 | 0.0130 µg/L |
| Attleboro Water Dept | Attleboro | 46,461 | 0.0120 µg/L |
| Abington/Rockland Joint Wtr. Works | Abington | 33,387 | 0.0120 µg/L |
| Manchester By the Sea Dpw | Manchester | 5,201 | 0.0120 µg/L |
| Holbrook Public Works Dept | Holbrook | 11,405 | 0.0119 µg/L |
| Hanover Water Dept | Hanover | 14,984 | 0.0114 µg/L |
| Pepperell Dpw Water Division | Pepperell | 9,217 | 0.0114 µg/L |
| Hamilton Water Dept | Hamilton | 7,674 | 0.0112 µg/L |
| Middleborough Water Supply | Middleborough | 15,350 | 0.0110 µg/L |
| North Attleboro Water Dept | North Attleborough | 31,410 | 0.0090 µg/L |
| Bridgewater Water Department | Bridgewater | 28,633 | 0.0090 µg/L |
| Sudbury Water District | Sudbury | 18,416 | 0.0090 µg/L |
| Wayland Water Department | Wayland | 14,096 | 0.0090 µg/L |
| Topsfield Water Department | Topsfield | 5,435 | 0.0090 µg/L |
| Chelmsford Water District | Chelmsford | 28,750 | 0.0089 µg/L |
| Norton Water Department | Norton | 19,161 | 0.0088 µg/L |
| Westford Water Department | Westford | 18,848 | 0.0086 µg/L |
| Braintree Water and Sewer Dept. | Braintree | 39,143 | 0.0085 µg/L |
| Woburn Water Dept. | Woburn | 40,876 | 0.0084 µg/L |
| Rowley Water Department | Rowley | 6,161 | 0.0077 µg/L |
| Westborough Water Department | Westborough | 21,567 | 0.0075 µg/L |
| Stoughton Water Department | Stoughton | 29,281 | 0.0073 µg/L |
| Ipswich Dpu Water Dept | Ipswich | 13,138 | 0.0073 µg/L |
| Millis Water Dept | Millis | 9,055 | 0.0073 µg/L |
| Medway Water Department | Medway | 14,176 | 0.0072 µg/L |
| Hopkinton Water Department | Hopkinton | 12,680 | 0.0072 µg/L |
| Wenham Water Dept. | Wenham | 3,942 | 0.0072 µg/L |
| Milford Water Department | Milford | 30,379 | 0.0071 µg/L |
| Maynard Dpw, Water Division | Maynard | 10,616 | 0.0071 µg/L |
| Ware Water Dept | Ware | 10,066 | 0.0071 µg/L |
| Barnstable Fire District | Barnstable | 5,400 | 0.0071 µg/L |
| Onset Fire Districtwater Dept. | Wareham | 5,392 | 0.0071 µg/L |
| Peabody Water Dept. | Peabody | 54,481 | 0.0070 µg/L |
| Marshfield Water Department | Marshfield | 34,000 | 0.0070 µg/L |
| Medfield Water Dept. | Medfield | 12,713 | 0.0070 µg/L |
| Norfolk Water Division | Norfolk | 7,602 | 0.0070 µg/L |
| Wakefield Water Dept | Wakefield | 27,090 | 0.0069 µg/L |
| Grafton Water District | Grafton | 10,925 | 0.0069 µg/L |
| Merrimac Water Department | Merrimac | 6,988 | 0.0069 µg/L |
| Shirley Water District | Shirley | 4,165 | 0.0069 µg/L |
| Hopedale Water Department | Hopedale | 6,017 | 0.0068 µg/L |
| Foxboro Water Department | Foxborough | 18,721 | 0.0067 µg/L |
| Uxbridge Dpw, Water Division | Uxbridge | 11,612 | 0.0067 µg/L |
| Cohasset Water Dept | Cohasset | 7,555 | 0.0067 µg/L |
| Wellesley Water Division | Wellesley | 29,550 | 0.0066 µg/L |
| Dedham Westwood Water Dist. | Dedham | 41,630 | 0.0065 µg/L |
| Holliston Water Department | Holliston | 15,139 | 0.0065 µg/L |
| Townsend Water Department | Townsend | 6,832 | 0.0065 µg/L |
| Weir River Water System | Hingham | 45,339 | 0.0064 µg/L |
| Lincoln Water Dept | Lincoln | 5,593 | 0.0064 µg/L |
| Kenwood Water District | Dracut | 9,620 | 0.0063 µg/L |
| Groveland Water Department | Groveland | 6,508 | 0.0063 µg/L |
| Mansfield Water Division | Mansfield | 21,797 | 0.0062 µg/L |
| Dracut Water Supply District | Dracut | 25,808 | 0.0061 µg/L |
| Lynnfield Center Water District | Lynnfield | 8,525 | 0.0061 µg/L |
| Concord Water Dept | Concord | 18,788 | 0.0060 µg/L |
| Salisbury Water Division | Salisbury | 9,334 | 0.0060 µg/L |
| Town of Avon | Avon | 4,777 | 0.0060 µg/L |
| Boylston Water District | Boylston | 3,343 | 0.0060 µg/L |
| North Adams Water Dept | North Adams | 13,000 | 0.0059 µg/L |
| Plainville Water Department | Plainville | 8,805 | 0.0059 µg/L |
| Scituate Water Division | Scituate | 19,297 | 0.0057 µg/L |
| Auburn Water District | Auburn | 12,255 | 0.0057 µg/L |
| Wrentham Water Division | Wrentham | 12,190 | 0.0057 µg/L |
| Blackstone Water Department | Blackstone | 9,463 | 0.0057 µg/L |
| Halifax Water Department | Halifax | 7,575 | 0.0057 µg/L |
| Shrewsbury Water Department | Shrewsbury | 38,325 | 0.0056 µg/L |
| Franklin Water Department | Franklin | 33,706 | 0.0056 µg/L |
| Hanson Water Department | Hanson | 9,612 | 0.0056 µg/L |
| Haystack Estates | Westford | 60 | 0.0056 µg/L |
| Billerica Water Works | Billerica | 42,119 | 0.0055 µg/L |
| West Bridgewater Water Dept | West Bridgewater | 7,709 | 0.0055 µg/L |
| Dighton Water District | Dighton | 5,280 | 0.0055 µg/L |
| West Boylston Water District | West Boylston | 6,919 | 0.0054 µg/L |
| Danvers Water Dept. | Danvers | 28,087 | 0.0052 µg/L |
| Sterling Water Department | Sterling | 6,715 | 0.0052 µg/L |
| Templeton Munic. Light and Water Plant | Templeton | 6,159 | 0.0052 µg/L |
| Swansea Water District | Swansea | 17,375 | 0.0051 µg/L |
| East Bridgewater Water Dept | East Bridgewater | 14,526 | 0.0051 µg/L |
| Lunenburg Water District | Lunenburg | 7,219 | 0.0051 µg/L |
| Needham Water Dept | Needham | 31,664 | 0.0050 µg/L |
| Tewksbury Water Department | Tewksbury | 31,342 | 0.0050 µg/L |
| Canton Water Dept | Canton | 22,766 | 0.0050 µg/L |
| Bellingham Dpw Water Sewer Division | Bellingham | 16,556 | 0.0050 µg/L |
| Seekonk Water District | Seekonk | 13,801 | 0.0050 µg/L |
| Centerville Osterville Marstons Mills Wd | Barnstable | 50,000 | 0.0049 µg/L |
| Fitchburg Dpw Division of Water Supply | Fitchburg | 41,946 | 0.0049 µg/L |
| Holden Water Division, Dpw | Holden | 18,016 | 0.0049 µg/L |
| Cambridge Water Department | Cambridge | 118,214 | 0.0048 µg/L |
| Bourne Water District | Bourne | 22,500 | 0.0048 µg/L |
| Lynn Water and Sewer Comm | Lynn | 101,253 | 0.0047 µg/L |