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.
A supplementary peak two kilometers to the east is referred to as McArthur East. The peak was designated in honor of James Joseph McArthur, a Dominion Land Surveyor who also accomplished the first ascent of a Canadian mountain exceeding 10,000 feet — Mount Stephen in 1887.