Another Utah refinery says it will launch effort to make cleaner ‘Tier 3’ fuel
(Leah Hogsten | Tribune file photo) The Marathon Petroleum refinery in Salt Lake City, on Jan. 9, 2020. Marathon now produces Tier 3 fuel, that reduces the sulfur in gasoline from 30 parts per million to 10.
Lee has worked at The Tribune since 2011. He previously was a reporter for 28 years at the Deseret News, including 18 years as its Washington, D.C., correspondent. He covers politics, transportation and demographics.
Lee has worked at The Tribune since 2011. He previously was a reporter for 28 years at the Deseret News, including 18 years as its Washington, D.C., correspondent. He covers politics, transportation and demographics.