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States / MA

Massachusetts

41

Superfund NPL sites

144

water systems with PFAS detections

106

systems above a final limit

4.5M lb

reported 2024 releases

Barnstable County: 1 Superfund NPL sitesBerkshire County: 2 Superfund NPL sitesBristol County: 7 Superfund NPL sitesDukes County: 0 Superfund NPL sitesEssex County: 5 Superfund NPL sitesFranklin County: 0 Superfund NPL sitesHampden County: 1 Superfund NPL sitesHampshire County: 0 Superfund NPL sitesMiddlesex County: 16 Superfund NPL sitesNantucket County: 0 Superfund NPL sitesNorfolk County: 6 Superfund NPL sitesPlymouth County: 2 Superfund NPL sitesSuffolk County: 0 Superfund NPL sitesWorcester County: 1 Superfund NPL sites

Superfund NPL sites, by county

  • none
  • 1 to 2
  • 3 to 5
  • 6 to 9
  • 10 or more

Counties

CountyNPLCleanup sitesPFAS systemsTRI facilitiesOpen tank releases
Middlesex County16106337199
Worcester County157246466
Essex County550204341
Suffolk County0191835
Norfolk County638223345
Bristol County748125142
Plymouth County225181537
Hampden County11813718
Barnstable County1158616
Hampshire County01121011
Berkshire County218195
Franklin County05194
Dukes County01100
Nantucket County01010

Superfund sites in Massachusetts