Huron County OPP are investigating a tractor-trailer rollover near Holmesville.
The crash occurred on Sharpes Creek Line (Huron Road 31) near Foresters Line North of Highway 8 Monday afternoon around 4:30.
The tractor-trailer was carrying granular fertilizer and the contents spilled into a ditch.
The Ministry of the Environment has also been called to the scene.
The driver of the tractor trailer suffered minor injuries.
Investigators have closed a section of Sharpes Creek Line as they determine the cause of the crash.
Motorists are being advised to seek an alternate route and avoid the area at this time.