2229 Main Street Committee and Members of CREW met on site with EPA, Mass DEP

Total Groundwater Processed

Through mid-June, 2019, approximately 1.35 million gallons of groundwater have been processed through the Permanent Groundwater Treatment System (Final Treatment System), which has been operational since April 2, 2019.

Previously, approximately 17 million gallons of groundwater were processed through the Temporary Groundwater Treatment System (TGTS) to maintain hydraulic capture of the plume. The TGTS operated from May 23, 2017 until the Final Treatment System was operational.

Groundwater NTCRA

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Building Demolition
Non-Time Critical
Removal Action (NTCRA)

Environmental Remediation
Remedial Investigation /
Feasibility Study (RI/FS)

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2229 Main Street Committee and Members of CREW met on site with EPA, Mass DEP

Representatives from EPA, MassDEP and de maximis met with members of CREW and the 2229 Main Street Committee on 9 APR 2014 to discuss the status of the Remedial Investigation and Feasibility Study (RI/FS) and the Non-time Critical Removal Action (NTCRA). The RI/FS discussions included an update regarding an ongoing pilot study of a potential in-situ treatment approach for depleted uranium in groundwater and an update on the anticipated schedule to complete revisions to the Feasibility Study, prepare and issue a Proposed Plan for the Site and the Record of Decision. The NTCRA discussions touched on current work and focused on the draft Air Monitoring Plan and Rooftop Equipment Removal Work Plan.

Last updated on October 11, 2016

Nuclear Metals Superfund Site

2229 Main Street Committee and Members of CREW met on site with EPA, Mass DEP