To the west, it abuts the various ranges of the Hazelton Mountains while on its east it is bounded by the pass between Prince George, British Columbia and the Parsnip Arm of Williston Lake, beyond which is the McGregor Plateau, which skirts the Northern Rockies.

Some classification systems include the plateau area on the east bank of the Fraser River beyond the city of Prince George; this area neighbours the northernmost reaches of the Quesnel Highland and Cariboo Mountains.

"Nechako" is an anglicization of netʃa koh, its name in the indigenous Carrier language which means "big river".

The Nechako Plateau was created by lava flowing over older volcanic and sedimentary rock.

This article about a location in the Interior of British Columbia, Canada is a stub.