Adopted 11 September 1918 as labelled on Trutch's 1871 map of British Columbia, and on BC Lands map 2B, 1914, etc.
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office
"The name of the little stream we have left is Sk ha ist, implying, it is said 'a peak standing between the ridges'." (Alexander Caulfield Anderson's journal entry, Wednesday 3 June 1846, recounting his explorations to locate an overland route between Fort Alexandria at the gateway to the Cariboo gold fields and Fort Langley at tidewater on the Fraser River, at the behest of HBC Governor Sir George Simpson; unpublished manuscript, Provincial Archives and Geographic Branch files)
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office
"This name has the same derivation as that of Skihist Mountain.... From a Thompson name that can be translated as 'great crack between rocks' or 'split rock'...."
Source: Akrigg, Helen B. and Akrigg, G.P.V; British Columbia Place Names; Sono Nis Press, Victoria 1986 /or University of British Columbia Press 1997