http://yosemite.epa.gov/R1/npl_pad.nsf/31c4fec03a0762d285256bb80076489c/290b36af14ce947c8525691f0063f706!OpenDocument (Discusses WR Grace Superfund site and official EPA investigation)

http://en.wikipedia.org/wiki/Acton,_Massachusetts (general information about WR Grace site)

http://www.scorecard.org/env-releases/land/site.tcl?epa_id=MAD001002252 (sources of WR Grace contamination)

http://travel.yahoo.com/p-map-476482-map_of_acton_ma-i (map of acton)

http://www.epa.gov/region01/superfund/sites/graceacton/41530.pdf (consequences of contamination at WR Grace site)

http://134.67.99.207/region1/pr/2003/jun/030602.html (WR Grace risk assessment information)

http://www.wickedlocal.com/acton/news/lifestyle/health/x1374607016/Town-Grace-settle-fees-taxes (information about WR Grace and financial issues pertaining to site)

http://www.wickedlocal.com/acton/news/x499364991/No-risks-to-health-found-in-W-R-Grace-report (discusses findings of 1982-2000 research at WR Grace site)

http://www.epa.gov/superfund/about.htm

http://www.lelwd.com/about-us/index.shtml

http://www.lelwd.com/downloadable-pdf-documents/WaterPoliciesandProceduresManual.pdf