Cornerstone Pipeline Route Map - click for larger version
In December 2013 MDN first reported a new $250 million pipeline on the way in the Utica Shale from Marathon Petroleum Corporation, the largest refiner in the Utica Shale region (see Marathon Petroleum’s Newly Announced “Cornerstone” Utica Pipeline). The Cornerstone pipeline will stretch nearly 50 miles from the MarkWest cryogenic processing plant in Cadiz, OH northwest connecting to M3’s fractionator plant in Scio and M3’s cryogenic processing plant in Leesville along the way as it terminates and connects to Marathon’s refinery in Canton, OH. The pipeline will carry, at various times, crude oil, condensate and natural gasoline. From Canton, Marathon plans to move condensate and NGLs to Midwest refining centers and into Canada. In July the company said Cornerstone would be online by the end of this year (see MPLX Cornerstone NGL Pipe Done by End 2016, New Projects Coming). Yesterday the pipeline went online--at least part of it did--when Cornerstone flowed condensate from Cadiz to East Sparta...
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