Nottawasaga OPP have charged a teenager for impaired driving after being warned by a concerned citizen.
Officials say they were approached by the person at around 11:00pm Friday June 5th.
They say the witness believed the driver of a car was impaired and gave a description of the vehicle and suspect.
Officers found the vehicle in the area of King Street South and Industrial Parkway before following it and stopping it on the Adjala-Tecumseth Townline.
Police charged the 18-year old driver from Alliston with impaired driving and unauthorized possession of a weapon.