Cornerstone Oil Pipeline

From Global Energy Monitor
This article is part of the Global Fossil Infrastructure Tracker, a project of Global Energy Monitor.

Cornerstone Oil Pipeline is an oil pipeline in Ohio, the United States.[1]


The pipeline runs from Harrison County, Ohio, to a Marathon oil refinery in Canton, Ohio.[1][2]

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Project Details

  • Owner: Marathon Pipeline (MPLX)[1]
  • Capacity: 180,000 barrels per day[1]
  • Length: 50 miles / 80.5 kilometers[1]
  • Diameter: 16-inches[1]
  • Status: Operating[1]
  • Start Year: 2016[1]


According to June 2020 data from the U.S. Energy Information Administration (EIA), the pipeline runs from Harrison County, Ohio, to a Marathon refinery in Canton, Ohio.[1]

Articles and resources


  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 Petroleum & Other Liquids, Movements, Energy Information Administration, June 4, 2020
  2. Marathon moving forward with Cornerstone pipeline, Oil and Gas Journal, April 1, 2015

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