Big West Oil LLC

333 W Center St
North Salt Lake UT 84054

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Opening Hours

  • Mon: 12am-12am
  • Tue: 12am-12am
  • Wed: 12am-12am
  • Thu: 12am-12am
  • Fri: 12am-12am
  • Sat: 12am-12am
  • Sun: 12am-12am


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Big West Oil is a wholly owned subsidiary of Flying J. The company operates a 31,000- barrel-per-day refinery located in North Salt Lake, Utah. The refinery processes crude oils produced in Utah, Wyoming, Colorado and Canada. Big West produces a full range of petroleum products that include gasoline, diesel, liquid petroleum gases, wax products and fuel oil. These products are marketed in Utah, southern Idaho, western Wyoming, western Colorado and eastern Nevada. Through its subsidiary, Big West of California, the company owns and operates a 68,000-barrel-per-day refinery in Bakersfield, Calif. The refinery is supplied by local California crude oils produced in the San Joaquin Valley and the Los Angeles Basin. Big West of California primarily markets finished motor fuel products in the Bakersfield and Fresno areas. It is also a large supplier of gas oil products to other refiners. Big West Oil is located in Ogden, Utah.