One person is dead and another seriously injured following a single vehicle rollover on the northwest portion of the Regina Bypass in the early hours of Thursday.

Around 2:40 a.m., White Butte RCMP responded to the rollover, which occurred on the ramp heading eastbound onto Highway 11 towards Regina, according to a release from Sask. RCMP.

RCMP officers, fire crews, and EMS responded to the scene.

A woman was pronounced dead by EMS at the scene and a man was taken to hospital with serious injuries, RCMP said.

White Butte RCMP and a Saskatchewan RCMP collision reconstructionist are investigating.