A secondary peak two kilometres to the east is known as McArthur East. The peak was named for James Joseph McArthur, a Dominion Land Surveyor who also made the first ascent of a Canadian peak over 10,000 ft (3047 m) — Mount Stephen in 1887.
The presence of an auxiliary summit two kilometers to the east is notable as it is referred to as McArthur East. The peak was named after James Joseph McArthur, a Dominion Land Surveyor who also achieved the first ascent of a Canadian mountain over 10,000 feet — Mount Stephen in 1887.