Several road closures are in place in Lambton County while crews tend to a gas leak.
According to OPP the leak was caused by a two-vehicle crash at the intersection of Petrolia Line and Mandaumin Road.
Three people were taken to hospital with non-life-threatening injuries.
Road closures
Mandaumin Road to LaSalle Line
Mandaumin Road to Rokeby Line
Petrolia Line to Fairweather Road
Petrolia Line to Waterworks Road