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Exxon Mobil shuts down Joliet refinery after power outage

By Thomson Reuters Sep 14, 2026 | 2:24 PM

By Nicole Jao

NEW YORK, Sept 14 (Reuters) – Exxon Mobil brought its 264,000-barrel-per-day (bpd) refinery in Joliet, Illinois, offline after a ​power outage occurred on Sunday, the ‌company said on Monday.

The outage occurred at about 3:30 p.m. CT on Sunday and power was restored at around 7:00 p.m., according to a company ‌statement.

The ​outage triggered the refinery’s ⁠safety flare and resulted ⁠in a shutdown.

The company said it is assessing the refinery’s status, and the cause of the incident remains under investigation.

Units ​are being stabilized after the plant-wide shutdown, IIR Energy said in a note, ⁠adding the refinery is expected return ⁠to normal service by the end ​of this week.

The Joliet refinery supplies key fuels ​to consumers in the U.S. Midwest. ‌It can produce about 11 million gallons a day of gasoline and diesel fuel, according to the company website.

The disruption comes ⁠amid a tight global fuel market. The Iran war and Ukrainian attacks on Russian refineries have strained ⁠fuel supplies, ‌while strong exports have further ⁠tightened domestic inventories.

The U.S. national average ​price ‌of diesel last week surpassed $6 a ​gallon for ⁠the first time ever. Any prolonged operational disruptions could exacerbate an already tight fuel market, sending prices even higher.

(Reporting by Nicole Jao in New YorkEditing by Nick Zieminski and ​Will Dunham)