Firefighters responded Thursday to a report of smoke filling the Hucks Gas Station at 1029 Lincoln Highway in Fairview Heights.
The call went out about 12:45 p.m. The store was temporarily closed while firefighters responded.
Fairview Heights Fire Chief Brian Doyle said a small electrical fire was the cause of the smoke. Power was restored to the business, and it was open by 1:45 p.m.