Smithers RCMP say four vehicles have been impounded after being stopped during National Impaired Driving Enforcement Day.
Police say three vehicles were impounded for alcohol offences and one was impounded because of stunt driving.
A man was also arrested on a warrant from Prince George. Officers also issued tickets for other offences.
Mounties are reminding motorists to be cautious on the roads, leave enough distance between other vehicles, and plan a safe ride home if anyone is planning to drink.