The Tahtsa Ranges are a mountain range in northern British Columbia, Canada. It has an area of 7526 km2 and is a subrange of the Hazelton Mountains which in turn form part of the Interior Mountains. Their general location is between the eastern flank of the Kitimat Ranges of the Coast Mountains and the Nechako Reservoir (Ootsa Lake).
References
Tahtsa Ranges Wikipedia(Text) CC BY-SA