IQHQ’s Required Environmental Process Filings, Summarized on March 1, 2021

At ASG’s request, Jennifer L Sweet, P.E., LSP (MA), Senior Associate and Program Manager at Haley & Aldrich, wrote this March 1, 2021 summary below of required environmental process filings […]

Asbestos: Contamination Map

Locations marked in red had detectable asbestos by PLM, Polarized Light Microscopy, at the percentage indicated. TEM is detection by Transmission Electron Microscopy. One in six soil locations tested had […]

IQHQ (W. R. Grace) Site History:1919 to 2020

W.R. Grace Site History, 1919 to the Present: (Page updated: December 30, 2020) 2020s 2020 – GCP (formerly the W.R. Grace site) sold to IQHQ. 2010s 2018 – Russell Field […]

Asbestos Used in Manufacturing at the W. R. Grace Site

Asbestos Used in Manufacturing at W. R. Grace site (formerly Dewey and Almy Chemical Co.) November 12, 1997 David B. Struhs Commissioner Commonwealth of Massachusetts Executive Office of Environmental Affairs […]

FAQ: Massachusetts’ Approach to Waste Site Cleanup, by Dept of Environmental Protection

Massachusetts Department of Environmental Protection (MA-DEP) classifies the former W. R. Grace site as a Tier IC hazardous waste site. There are 3 tiers of hazardous waste sites. Sites with […]

Deconstructing the Deluge

On October 20-21 of 1996, 8.9 inches of rain fell in Cambridge including on the 7.2 mile Alewife watershed, which drains runoff from three towns: Arlington, Belmont and Cambridge. Over […]

Historic Site Operations Plan, Jerry’s Pond Vicinity

What’s allowed under current zoning at the former W. R. Grace site now IQHQ’s?

In July of 2020, developer IQHQ bought all 27 acres of the former W. R. Grace site and One Alewife Center. The shaded area of the photo *plus* One Alewife […]

Meet the Alewife Study Group

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W. R. Grace Indicted for Hiding Cancer Risk, Multiple links

2005-Archives-Grace Indicted W.R. Grace Accused of Hiding Cancer Risk By Bob Anez, Associated Press Writer I February 7,2005 MISSOULA, Mont. – W.R. Grace and Co. and seven high-ranking employees knew […]