Marathon Oil reaches a $241 million settlement with EPA for environmental violations
What are the specific allegations against Marathon Oil?

The specific allegations against Marathon Oil include violating the Clean Air Act at nearly 90 facilities, resulting in thousands of tons of illegal pollution. The company allegedly submitted artificially low estimates of its emissions to avoid permitting requirements, and failed to obtain required permits for its facilities.
How much will Marathon Oil pay in civil penalties?

Marathon Oil will pay a civil penalty of $64.5 million as part of a $241.5 million settlement with the federal government for alleged air quality violations at the company's oil and gas operations on the Fort Berthold Indian Reservation in North Dakota4.
What emissions reductions must Marathon achieve under the settlement?

Marathon must eliminate the equivalent of over 2.25 million tons of carbon-dioxide emissions over the next five years, which is akin to taking 487,000 cars off the road for one year4. Additionally, it must eliminate nearly 110,000 tons of volatile organic compound emissions.