UPDATE: Vanderhoof RCMP say the suspect is in custody. They say the public can now resume normal activities.

RCMP are responding to an active shooter in the small northern British Columbia community of Vanderhoof.

The suspect is said to be carrying a long gun and targeted the Vanderhoof RCMP detachment on Columbia Street at around 12:15 p.m. Police believe the suspect is driving a Ford pickup truck with an extended cab.

The 4,400 residents of the community have been told to "stay inside or shelter in place."

"Lock your doors and refrain from leaving your home or place of business at this time. All others need to avoid the downtown area and follow all police directions or restrictions," the B.C. RCMP said in a news release.

"While we respect the public may be concerned about family or friends within the area, we ask you to not attend the area and allow first responders to address the emergency."

"The individual should be considered armed and dangerous. If you see the suspect or the vehicle DO NOT APPROACH. Call 911 immediately," the RCMP said.