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Sunoco Partners Marketing & Terminals, L.P. (SPMT)

Currently Under Review:

No. 23-0119I

SPMT is a bulk chemical storage and fractionation facility located in Marcus Hook, Delaware County. Plan Approval Application No. 23-0119I requests to:

  • Install one (1) new air assisted cold flare, equipped with high and low-pressure flare tips primarily for emergency depressurization events;
  • Install the necessary piping for the cryogenic ethane process and other piping components;
  • Install one (1) new wet surface air cooling (WSAC) system.

The following systems/sources are also proposed to be installed but are not considered to be point sources for air emissions:

  • Install and operate two (2) new 600,000-barrel cryogenic ethane storage tanks;
  • Install one (1) new closed-loop refrigeration system (utilizing propane);
  • Install one (1) new open-loop refrigeration system for the final chilling of ethane;
  • Install one (1) new dehydration system; and
  • Install one (1) demethanizer rectifier.

Additional details are available in the Draft Review Memo.

Application (PDF)
Draft Plan Approval (PDF)
Draft Review Memo (PDF)

Public Hearing Details

A Public Hearing on Draft Plan Approval 23-0119I will be held on Tuesday, May 22, 2018 at the Marcus Hook Community Center (7 W Delaware Ave, Marcus Hook, PA 19061) from 6-8pm.

The public hearing will be held to receive oral and written testimony regarding the DEP’s intent to issue Air Quality Plan Approval, No. 23-0119I to SPMT for the construction and operation of: two (2) new 600,000 barrel ethane storage tanks, a new air-assisted cold flare, a wet surface air cooler, new piping components, a demethanizer rectifier, a closed-loop refrigeration system utilizing propane and an open-loop refrigeration system for ethane chilling, and a dehydration system at an existing Title V facility.

To register to speak at the hearing, please contact Virginia Cain, Environmental Community Relations Specialist, at 484-250-5808.

Oral testimony will be limited to a maximum of three (3) minutes per individual and two (2) written copies of the oral testimony are requested. Each organization is requested to designate one witness to present testimony on its behalf.


Written comments may be submitted to James Rebarchak, Environmental Program Manager, Pennsylvania Department of Environmental Protection, Southeast Regional Office, 2 East Main Street, Norristown, PA 19401. This 30-day comment period from March 3rd, 2018 through April 8, 2018 will exist for the submission of comments. Each submission must contain the name, address and telephone number of the person submitting the comments, identification of the proposed plan approval including the condition number and a concise statement regarding the relevancy of the information or objections to issuance of the proposed plan approval. Comments received will be responded to in a comment response document, posted to this page when available.

Draft Plan Approval

In addition to the copy available on this webpage, the Air Quality Plan Approval application and draft Plan Approval are available for review by appointment at PA DEP's Southeast Regional Office, 2 East Main Street, Norristown, PA 19401, Telephone No. 484.250.5910.

Previous Actions:

No. 23-0119H

Application (Word)
Draft Plan Approval (PDF)
Draft Review Memo (PDF)