MPLX32.43 (0.09 ) HOME ABOUT MPLX INVESTORS CONTACT US MPLX > About MPLX ABOUT MPLX Asset Map Board of Directors Officers MPLX Business Strategies MPLX Fact Sheet Cornerstone Pipeline & Utica Build-Out Projects Binding Open Season Patoka to Lima Expansion Binding Open Season Wood River, Ill. About MPLX MPLX LP (MPLX) is a fee-based, growth-oriented master limited partnership formed by Marathon Petroleum Corporation (MPC) in 2012. The partnership’s assets consist of a majority interest in a network of common carrier crude oil and product pipeline systems and associated storage assets in the Midwest and Gulf Coast regions of the U.S. MPLX’s network of assets includes approximately 2,900 miles of pipeline across nine states. Through MPC’s ownership interests in MPLX, it is one of the largest petroleum pipeline companies in the U.S. on the basis of total volume delivered. Additionally, the partnership owns an interest in and operates a barge dock facility located on the Mississippi River near Wood River, Ill., with approximately 78 mbpd of crude oil and product throughput capacity, as well as crude oil and product storage facilities (tank farms) located in Patoka, Wood River and Martinsville, Ill., and Lebanon, Ind., with approximately 3.3 million barrels of available storage capacity. MPLX also owns a butane cavern located in Neal, W.Va., with 1 million barrels of available storage capacity that serves MPC’s Catlettsburg, Ky., refinery. MPLX’s operations are strategically located within, and integral to, MPC’s refining and marketing supply network, and will continue to provide MPC with a logistical competitive advantage. © 2014 MPLX LP MPLX Marathon Petroleum Corporation About MPLX Asset Map Board of Directors Officers MPLX Business Strategies MPLX Fact Sheet Cornerstone Pipeline & Utica Build-Out Projects Binding Open Season Patoka to Lima Expansion Binding Open Season Investors Corporate Governance Calendar of Events SEC Filings Press Releases Earnings Capsule Quarterly Investor Packet Stock Information Analyst Coverage Annual Report & 10-K Unitholder Services Events and Presentations Investor FAQs Tax Reporting Package Email Alerts Contact Us Investor Relations Unitholder Services Corporate Public Affairs For Operation, Environmental and Safety Info: Marathon Pipe Line LLC