Weekly Update - November 13, 2017

National Grid’s contractor, Posillico Environmental, is implementing the New York State Department of Environmental Conservation (NYSDEC)-approved Excavation Interim Remedial Measure (IRM). We anticipate this work to continue through the end of the year.  We will be conducting community air monitoring and vibration monitoring during this project.

On-going activities:

  • Tent structure assembly (Area 1)
  • Tent structure air handlers (Area 1)
  • Import backfill

Recently completed activities:

  • Erection of 1st tent structure
  • De-watering sump water drawdown testing

Upcoming work activities:

  • Begin tent structure assembly and erection of Area #3
  • Electrical wiring of air handler units and water treatment system pumps
  • Begin excavation and backfill of areas inside tent structure Area 1
  • Transportation and disposal of excavated material in Area 1

Community Air Monitoring Plan Summary

Continuous community air monitoring is on-going.

In the past week, there were no 15-minute Action Limit exceedances for Total Volatile Organic Compounds (TVOC), Particulate Matter (PM-10) [dust], or odors, associated with intrusive activities at the site.

Contact Information

National Grid will provide updates as the work at the site proceeds.  For more information, please leave a message on our hotline at (718) 982-7349 or email us at info@dangmanparkmgpsite.com

Website Update Information

National Grid will provide an activity update for neighbors of the former Dangman Park MGP site with developments related to the investigation and remediation of the Site. During the remedial construction phase, National Grid provides a weekly update on activities related to the remediation of the Site. The updates describe the work being done on and near the Site, and provide an outlook and schedule for upcoming work, including information about work that may impact normal community activities. All updates are archived under the Key Documents tab of this website.


Tent Structure arch assembly for Area 1


Assemble and erection of tent structure for Area 1


Begin fabric installation of tent structure for Area 1


Completed fabric installation of main tent structure


Tent Structure Area 1 air handlers


Completed gable fabric west side of tent structure Area 1


Completed fabric east side of tent structure Area 1