Highway 1 south of Field is shut down in both directions following a two-vehicle crash at Emerald Lake Road.
RCMP said the collision happened around 12:20 p.m. on Wednesday, Aug. 7.
Several people have been treated for serious injuries.
Police said the highway will remain closed for several hours in both directions.
Anyone who witnessed the crash are asked to contact the Golden-Field RCMP at 250-344-2221.