Smith River is an unincorporated settlement in the Liard Country of far northern British Columbia, Canada. It is located southwest of the junction of Shaw Creek with the Smith River, which enters the Liard between the confluences of the Toad and Coal Rivers.The settlement, which is located just south of the British Columbia-Yukon boundary, was the location of the coldest temperature ever recorded in British Columbia and the eighth-coldest temperature on record in Canada: -58.9 °C (-74 °F), on January 31, 1947. During World War II Smith River was built up and used as an airport base as defense against ... Source: Wikipedia