Onslow Mountain
Feature Type:Mountain - Mass of land prominently elevated above the surrounding terrain, bounded by steep slopes and rising to a summit and/or peaks.
Status: Official
Name Authority: BC Geographical Names Office
Relative Location: Just W of BC-Alberta boundary in Height of the Rockies Provincial Park, E of Invermere, Kootenay Land District
Latitude-Longitude: 50°35'35"N, 115°17'28"W at the approximate centre of this feature.
Datum: WGS84
NTS Map: 82J/11
Origin Notes and History:

Mount Onslow was adopted in the 18th Report of the Geographic Board of Canada, 31 March 1924, as labelled on BC-Alberta Boundary map #10, surveyed in 1916, published in 1917; form of name changed to Onslow Mountain 14 September 1966 on 82J/11.

Source: BC place name cards & correspondence, and/or research by BC Chief Geographer & Geographical Names Office staff.

Named in 1917 by interprovincial boundary surveyors, after the destroyer "Onslow" engaged in the Battle of Jutland, 31 May - 1 June, 1916.

Source: BC place name cards & correspondence, and/or research by BC Chief Geographer & Geographical Names Office staff.