There are three extremely hazardous properties currently known.
Seltsam
Property - 170 Oak Street - Herbie liked to collect things, especially
metal things!
Mansfield
Bleachery - off Morse Street - once a glue factory (hence Glue Factory
Pond) then became involved in textile manufacturing from 1890 until 1966.
http://www.mass.gov/envir/mepa/pdffiles/enfs/062205em/13554.pdf - ENF for Foxborough State Hospital
http://www.mass.gov/envir/mepa/notices/070905em/foxborough.pdf - Notice of Revised Scope of Work for Phase IV of the Comprehensive Wastewater Management Plan