In November 2014 Sunoco Logistics committed to building the $2.5 billion Mariner East 2 pipeline to increase capacity in moving natural gas liquids like ethane, propane and butane from western Pennsylvania to the Marcus Hook refinery in Philadelphia (see Sunoco Logistics Will Build $2.5B Mariner East 2 Pipeline). Yesterday Sunoco said instead of building one Mariner East 2 pipeline, they’re going to build two of them–at the same time, side by side. Sunoco says the plan to add two more Mariner 2s is still tentative–they need to conduct an open season to be sure they can sell contracts for the pipeline before they will fully commit. But as of right now, they’re planning to give birth to “twin” pipelines…
In November 2014 Sunoco Logistics committed to building the $2.5 billion Mariner East 2 pipeline to increase capacity in moving natural gas liquids like ethane, propane and butane from western Pennsylvania to the Marcus Hook refinery in Philadelphia (see 