NYSDEC Oversight

The NYSDEC provides oversight of activities conducted by the major responsible parties at various Greenpoint petroleum remediation sites in Brooklyn, New York. NYSDEC’s subcontractor (Ecology and Environment Engineering and Geology P.C. [E&E]) conducts bi-weekly field oversight of PRP activities to assist NYSDEC in developing a better understanding of the day to day investigation and remedial activities that occur in the Greenpoint area and report any pertinent issues to NYSDEC’s project manager.

The following sections summarize recent activities observed at the various Greenpoint remediation sites in Brooklyn, New York.


Date of Oversight Observation: April 17, 2019

Former ExxonMobil Terminal

Description of Activities

  1. E & E observed the on-site treatment system in operation and recorded current operating parameters of the air strippers from the control screen.
  2. Roux informed E & E that the first round of on-site monthly DMR sampling was performed on 4/9, and the second round of DMR sampling will be performed on 4/23.
  3. Roux informed E & E that that vault brackets and software programing for the water flooding program is currently being performed.  It is expected the water flooding program will be operational by the end of May.
  4. Roux informed E & E that the installation of an elevated catwalk around the on-site treatment system carbon vessels for accessibility when working on the vessels will begin next month (May).
  5. Roux informed E&E the new effluent vault is now operating and discharging from a 32-inch diameter pipe into Newtown Creek
  6. E & E and Roux collected a sample of the on-site effluent for visual observation and compared it to a previously collected sample taken from the Newtown Creek in the vicinity of the outfall.

 Planned Activities

  1. Routine treatment system maintenance.
  2. Continuation of water flooding program installation work.

ExxonMobil Off-Site Plume Area

Description of Activities

  1. Roux informed E & E that the off-site treatment system sand filter vessel DS-2 was determined to be in need of repair and Roux is in the process of receiving bids from contractors to perform the repair work.
  2. Roux informed E & E that a second quarter 2019 gauging event is scheduled for early June.
  3. Roux informed E & E that the first round of off-site monthly DMR sampling was performed on 4/11, and the second round of DMR sampling will be performed on 4/25.
  4. E & E and Roux collected a sample of the off-site effluent for visual observation and compared it to a previously collected sample taken from Newtown Creek in the vicinity of the outfall.

Planned Activities

  1. Routine treatment system maintenance.

KM Terminal (Former BP Terminal)

Description of Activities

  1. Antea informed E & E that abandoned piping in the footprint of the proposed vault for MW-6 cut and removed prior to the installation of the vault for MW-6.  The remaining pipe was jetted, grouted, and capped at the ends.  Pipe chases and conduit between MW-6 and RW-1 have been installed and all trenchwork has been backfilled and surface patched.
  2. Antea informed E & E that an airline and NAPL piping running from MW-6 to RW-1 is scheduled to be installed next week.
  3. E & E and Antea collected a sample of the on-site effluent for visual observation and compared it to a previously collected sample taken from the Newtown Creek in the vicinity of the outfall.

 Planned Activities

  1. Routine treatment system maintenance.

Former Paragon Oil Terminal/Apollo Street Creek Parcels

Description of Activities

  1. Arcadis informed E & E that routine O&M activities are being conducted today that includes monitoring sensors from control panels and well product gauging.

 Planned Activities

  1. Routine treatment system maintenance

Newtown Creek Observations

Former Paragon Terminal Bulkhead
E&E observed conditions along the upper, middle, and lower bulkheads, within the containment areas, and in Newtown Creek in the vicinity of the bulkhead. No sheens or sediment plumes were observed.

Meeker Avenue Bulkhead
E&E observed the conditions of Newtown Creek at the end of Meeker Avenue in the vicinity of the ExxonMobil Off-site outfall and adjacent storm outfalls. Storm outfall D was observed as partially submerged in the creek. No sheens or sediment plumes were observed in the vicinity or within visible distance upstream or downstream of the outfalls. This observation took place approximately 5 minutes before the 8:38 AM 4.8’ AMSL high tide.


This page was last updated on Tuesday, April 30, 2019.