CTrain is a light rail system in Calgary, Alberta, Canada. It has been in operation since May 25, 1981. The system is operated by Calgary Transit, as part of the Calgary municipal government's transportation department. The CTrain system has two routes, with a combined route length of 59.9 kilometres (37.2 mi). The Red Line (also known as Route 201) is 35 kilometres (22 mi) long and serves the southern and northwestern areas of the city. The Blue Line (also known as Route 202) is 25.7 kilometres (16.0 mi) long, and serves the northeastern and western sections of the city.