Operations from Coast to Coast

Map of Marathon Petroleum Operations in Refining, Midstream and Retail
  • 13 Refineries
    • 12 States
    • 3 million Barrels per calendar day
      crude oil refining capacity
  • Washington

    • Crude Oil Capacity: 119,000 bpcd
    • Employees: Approx. 400
    • Fast Fact: Products are distributed through pipeline connected terminals and MPC's marine terminal via ships and barges.

    View Anacortes

  • Ohio

    • Crude Oil Capacity: 100,000 bpcd
    • Employees: Approx. 350
    • Fast Fact: Supply consists of sweet and sour crude oils, including production from the nearby Utica shale.

    View Canton

  • Kentucky

    • Crude Oil Capacity: 300,000 bpcd
    • Employees: Approx. 750
    • Fast Fact: MPC completed construction of a condensate splitter in 2015, increasing the refinery's capacity to process condensate from the Utica shale region.

    View Catlettsburg

  • Michigan

    • Crude Oil Capacity: 140,000 bpcd
    • Employees: Approx. 525
    • Fast Fact: It is the only petroleum refinery in Michigan.

    View Detroit

  • Texas
    El Paso

    • Crude Oil Capacity: 133,000 bpcd
    • Employees: Approx. 400
    • Fast Fact: The refinery was originally two facilities.

    View El Paso

  • Texas
    Galveston Bay

    • Crude Oil Capacity: 631,000 bpcd
    • Employees: Approx. 1,550
    • Fast Fact: The refinery has access to the export market and multiple options to sell refined products.

    View Galveston Bay

  • Louisiana

    • Crude Oil Capacity: 597,000 bpcd
    • Employees: Approx. 950
    • Fast Fact: Located along the Mississippi River, between New Orleans and Baton Rouge, the Garyville refinery is one of the largest refineries in the U.S.

    View Garyville

  • Alaska

    • Crude Oil Capacity: 68,000 bpcd
    • Employees: Approx. 250
    • Fast Fact: The refinery processes mainly Alaska domestic crude along with limited international crude.

    View Kenai

  • California
    Los Angeles

    • Crude Oil Capacity: 365,000 bpcd
    • Employees: Approx. 1,450
    • Fast Fact: The Los Angeles refinery is the largest refinery on the West Coast and is a major producer of clean fuels.

    View Los Angeles

  • North Dakota

    • Crude Oil Capacity: 71,000 bpcd
    • Employees: Approx. 325
    • Fast Fact: The refinery began operations in 1954.

    View Mandan

  • Illinois

    • Crude Oil Capacity: 253,000 bpcd
    • Employees: Approx. 650
    • Fast Fact: The refinery was built in 1906 and purchased by MPC in 1924.

    View Robinson

  • Utah
    Salt Lake City

    • Crude Oil Capacity: 68,000 bpcd
    • Employees: Approx. 300
    • Fast Fact: The refinery began operations in 1908 and is now the largest in Utah.

    View Salt Lake City

  • Minnesota
    St. Paul Park

    • Crude Oil Capacity: 105,000 bpcd
    • Employees: Approx. 375
    • Fast Fact: The refinery is located along the Mississippi River southeast of St. Paul Park, Minnesota and was originally built in 1939.

    View St. Paul Park

  • 1 High-growth mlp MPLX LP
    • 40.2 Million Barrels of Terminal Storage Capacity
    • 12 Billion Standard Cubic Feet Per Day
      of Natural Gas Processing Capacity
  • 2 strong brands:Marathon® and ARCO®
    • ~7,220Branded Locations
    • ~1,110 Direct Dealer Locations, Primarily in California
  • 10 Renewable Fuel and Feedstock Facilities in operation or development
    • ~485 MillionGallons of renewable fuels produced in 2023
    • ~2.6 BillionGallons of renewable fuels delivered in 2023
  • Ohio

    • Summary: Operated by The Andersons as part of a joint venture.
    • Produces: Ethanol biofuel

    View Greenville

  • Iowa

    • Summary: Operated by The Andersons as part of a joint venture.
    • Produces: Ethanol biofuel

    View Denison

  • Wisconsin

    • Summary: A wholly owned subsidiary of MPC, Virent uses patented catalytic chemistry to convert bio-based sugar feedstocks into products molecularly identical to those made from petroleum.
    • Produces: Renewable, drop-in fuels and chemicals

    View Madison

  • North Dakota

    • Summary: Built a soybean processing plant as part of a joint venture with ADM.
    • Produces: Refined soybean oil

    View Spiritwood

  • North Dakota

    • Summary: Converted petroleum refinery into renewable diesel facility.
    • Produces: Renewable diesel and naphtha

    View Dickinson

  • California

    • Summary: Converting Martinez refinery into a renewable fuels facility. 50/50 joint venture partnership with Neste.
    • Produces: Renewable diesel and other renewable fuels

    View Martinez

  • Ohio

    • Summary: Converted biodiesel plant into a pretreatment facility.
    • Produces: Agricultural feedstocks

    View Cincinnati

  • Nebraska

    • Summary: Operates as a terminal and pretreatment center.
    • Produces: Agricultural feedstocks

    View Beatrice

  • Michigan

    • Summary: Operated by The Andersons as part of a joint venture.
    • Produces: Ethanol biofuel

    View Albion

  • Indiana

    • Summary: Operated by The Andersons as part of a joint venture.
    • Produces: Ethanol biofuel

    View Clymers


We operate the nation's largest refining system, with 3 million barrels per calendar day of crude oil refining capacity across 13 refineries. Our refineries are integrated with each other via pipelines, terminals and barges to maximize operating efficiency.

View Refineries

MPC employees discussing documents at Refinery

MPC employee connecting tubing to a petroleum tank


Our Midstream segment primarily includes the operations of MPLX LP, MPC’s sponsored master limited partnership, which gather, transport, store and distribute crude oil, refined products, including renewable diesel, and other hydrocarbon-based products via refining logistics assets, pipelines, terminals, towboats and barges; gather, process and transport natural gas; and transport, fractionate, store and market natural gas liquids.

View Midstream


Marathon brand and ARCO gas stations are located across the U.S. and Northern Mexico so that you can stay fueled and on the road to where you're going. 


Renewable Fuels

We are sharpening our focus on meeting the world's energy needs while lowering the carbon intensity of our operations and the products we manufacture.


Industrial Products

We offer a variety of industrial petroleum-based products. From asphalt to petrochemicals, we have everything you need to fuel your business.

Explore our Industrial Products