January 13, 2022 /3BL Media/ - Recent recognition from the U.S. Environmental Protection Agency (EPA) demonstrates how Marathon Petroleum’s commitment to energy efficiency doesn’t stop with its operational assets. Five refineries and the company’s San Antonio office building earned 2021 ENERGY STAR® certifications from the agency for achieving energy efficiency levels that rank in the top 25 percent of similar facilities across the country.

Refining’s Focus on Energy