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Aug 31

Weekly Update August 31, 2020

PSE&G Former Harrison MGP Site: Weekly Project Update – Week of 8/31/20

The PSE&G site remediation group and its environmental contractor, Sevenson Environmental Services, Inc., is conducting activities to remediate soils at the Harrison former MGP site. Work began in July 2020 and is expected to end by December 2022. Work is being performed in two phases.

These updates will be issued weekly throughout the duration of the project to provide a review of key activities performed at the site over the past week as well as a look ahead to the next week’s anticipated activities. They are also posted to the project website: www.HarrisonMGP.com.  If you have any questions or concerns about the project, please: visit our website at www.harrisonmgp.com; call the PSE&G Harrison Project Information Line at (855) 356-2383; or email us at comments@harrisonMGP.com.

  • NOTE:  On Friday, August 28, 2020, at around 5:15 p.m., a water pipeline on the PSE&G property began leaking and was shut down.  Today, August 31, 2020, Sevenson crews are working to find the source of the leak so it can be repaired. 
  • Work on the Hyatt Line, which is not related to the MGP remediation, has started at the PSE&G Harrison Site. The work began along Cape May Street and includes upgrades to the existing gas and emergency water pipelines. All monitoring and mitigation measures will be maintained, including dust and odor controls. 

Anticipated Work for the Week of August 31 – September 4

Site Preparation Activities

  • Find and repair leak in water pipeline. elocate onsite equipment not involved in remediation. 
  • Mobilize remediation equipment and personnel to the project site as needed.
  • Locate underground utilities around the work area perimeter using ground penetrating radar and soft digging. 
  • Establish protection around utilities.
  • Conduct preconstruction surveys.
  • Install additional soil and sediment erosion controls. 
  • Install temporary fencing around active work areas.
  • Continue erection of drill rigs with assist of crane.
  • Construct a temporary wastewater treatment facility to control groundwater and surface water accumulations during work activities. Treated water will be discharged in accordance with a permit issued by the Passaic Valley Sewerage Commission. 
  • Pre-trenching and subsurface demolition in two locations to cut and cap underground utilities and remove old infrastructure.  NOTE – This work will generate sounds from breaking of concrete and removal of metal piping and other materials. 
  • Begin weekly calls between remediation project team and PSE&G site management. 


Monitoring & Mitigation Measures

  • Apply dust suppression and odor controls, as needed, during pre-trenching activities.
  • Continue vibration monitoring between remedial work and the nearest onsite buildings.
  • Continue to perform perimeter air monitoring when soil disturbance work is in progress. 
  • Maintain site security 24 hours a day, 7 days a week.

Work Completed August 24-August 28

Site Preparation Activities

  • Relocated onsite equipment not involved in remediation. 
  • Mobilized remediation equipment and personnel to the project site as needed.
  • Located underground utilities around the work area perimeter using ground penetrating radar and soft digging. 
  • Established protection around utilities.
  • Conducting preconstruction surveys.
  • Installed additional soil and sediment erosion controls. 
  • Installed temporary fencing around active work areas.
  • Begin to erect drill rigs with assist of crane.
  • Continued construction of a temporary wastewater treatment facility to control groundwater and surface water accumulations during work activities. Treated water will be discharged in accordance with a permit issued by the Passaic Valley Sewerage Commission. 
  • Pre-trenched and conducted subsurface demolition in two locations to cut and cap underground utilities, and remove remnants of old infrastructure.  NOTE – This work will generate sounds from breaking of concrete and removal of metal piping and other materials.


Monitoring & Mitigation Measures

  • Applied dust suppression and odor controls during pre-trenching activities. 
  • Continued vibration monitoring between remedial work and the nearest onsite buildings.
  • Continued to perform perimeter air monitoring when soil disturbance work is in progress. 
  • Maintained site security 24 hours a day, 7 days a week.

Community Outreach 

  • Provided information about the Hyatt Line maintenance program on Cape May Street to property managers of Vermella, Steel Works, and Cobalt Lofts facilities. This work is not related to the MGP-site remediation.
  • Issued 4th weekly update email to representatives of the Town of Harrison, Hudson County Regional Health Commission, and property managers of Vermella, Steel Works, and Cobalt Lofts apartment complexes, as well as the owners of Joia Restaurant.
  • A virtual Community Information Session is being planned and will take place in the coming weeks. This will be an opportunity to see and hear more about the project and to ask questions of the project team. More information on when and how to access this virtual event will be available soon.

The PSE&G remediation project team is committed to: conducting work safely on the job site; minimizing impacts from the project to those outside of the project area; keeping PSE&G non-project personnel, the local community, elected officials, and all interested parties informed of our progress; and enhancing the property’s continued productive use. The team will follow the guidelines and directives issued by the New Jersey Department of Health, the CDC and the Occupational Health and Safety Administration, as applicable, for maintaining a clean, safe and healthy work environment. PSE&G personnel and contractors are required to participate in social distancing and wear appropriate gloves and face coverings during all work activities.

All work is being performed in accordance with the guidance and regulations of the New Jersey Department of Environmental Protection (NJDEP), and under the oversight of the Licensed Site Remediation Professional (LSRP) of record. 

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