XOM · News · 20260914N

Joliet Refinery Outage

ExxonMobil Holdings Corp · 2026-09-14 · Importance 28 · Surprise 42 · In source text

ExxonMobil’s Joliet refinery in Channahon, Illinois, experienced a major power outage that halted gasoline and diesel production and triggered safety flaring. The 264,000-barrel-per-day refinery supplies key fuels to the U.S. Midwest and approximately 10% of the regional fuel market. Power was restored, but reports indicated that the facility could require several days to as long as a week to return to normal production, tightening Great Lakes fuel supply.

Key facts

• A power outage caused a shutdown at a suburban Joliet Exxon Mobil refinery, leading to safety flares and a large plume of smoke; power has been restored but the facility is not yet at regular production capacity and it could take several days for normal service to resume. source
• Experts estimate it could take up to a week for the Joliet refinery to resume normal operations after the outage, resulting in millions of dollars in daily losses for Exxon Mobil. source
• Exxon Mobil's Joliet refinery experienced a power outage on Sunday afternoon, triggering its safety flare. source
• Exxon Mobil's refinery in Channahon, Illinois halted production of diesel and gasoline due to a major power outage that caused the refinery to use its safety flare system and send thick black smoke into the air. source
• The Joliet refinery has a capacity of 264,000 barrels per day and supplies key fuels to the U.S. Midwest. source
• The Joliet (Channahon) refinery supplies 10% of the region's fuel. source

Impact estimates