For questions about ongoing response activities, please contact the project coordinator, Bruce Thompson of de maximis inc, at the number below.

de maximis, inc.

de maximis

200 Day Hill Road Suite 200 Windsor, CT 06095

Bruce Thompson


EPA Regional Contacts and MassDEP and MADPH Representatives


EPA New England, Region 1

Chris Smith, Remedial Project Manager

5 Post Office Square Boston, MA 02109


EPA New England

Tom Hatzopoulos On-Scene Coordinator

5 Post Office Square Boston, MA 02109


EPA New England

Sarah White, Community Involvement Coordinator

5 Post Office Square Boston, MA 02109

Boston, MA 02109-3912




Garry Waldeck - State Project Manager

One Winter Street, 7th Floor Boston, MA 02108


Local Officials

Pam Rockwell

2229 Main Street Committee

1810 Main Street, Concord, MA 01742


Environmental and Active Citizens Groups

Jim West

Citizens Research & Environmental Watch (CREW)

20 Concord Greene Apt 4, Concord, MA 01742


The de maximis Project Team

General Contractor for RI/FS and NTCRA

RI/FS subcontractor that prepared work plans and that implemented RI soil, sediment, and surface water sampling, and that prepared initial risk assessment deliverables. NTCRA subcontractor that prepared work plans and is assisting with ongoing work.

RI/FS subcontractor responsible for groundwater sampling, groundwater flow and geochemical modeling, and vapor intrusion assessment work.

RI/FS subcontractor responsible for completing Human Health and Ecological Risk Assessments.

DDMS, Inc.

RI/FS and NTCRA subcontractor responsible for database management, data validation, Geographic Information Systems, and


NTCRA subcontractor responsible for radiation safety, initial health and safety sampling, and ongoing work.

O & M

NTCRA subcontractor responsible for field construction services.


NTCRA subcontractor responsible for the groundwater treatment system technology, equipment, and support.

Last updated on July 23, 2019