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Marathon shuts oil refinery in Catlettsburg, Kentucky due to power interruption, IIR Energy says

ReutersFeb 11, 2026 6:19 PM

By Nicole Jao

- Marathon Petroleum MPC.N shut its refinery in Catlettsburg, Kentucky due to a power supply interruption on Tuesday evening, industry monitor IIR Energy said on Wednesday.

The facility remains offline on Wednesday, IIR Energy said in a note.

Marathon did not immediately respond to a request for comment.

"As a result of a third-party power interruption, operating conditions at the Catlettsburg refinery made flaring necessary," according to a company statement shared by Catlettsburg Emergency Management on Tuesday evening.

The Catlettsburg refinery processes sweet and sour crude oils into gasoline, distillates, heavy fuel oil, and other petroleum products.

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