A fire was burning in a field near a Melaleuca facility at Exit 113 on the west side of Interstate 15 on Monday afternoon.
As of 1 p.m., the fire, which had burned about a quarter of the grain field, was mostly out.
It does not appear structures were threatened.
Firefighters from multiple agencies responded to the fire, which caused a plume of smoke that was visible for miles around.
The cause of the fire has not yet been released.