Origin Notes and History:
Tahumming River adopted in the 18th Report of the Geographic Board of Canada, 31 March 1924; spelling confirmed 6 April 1950 on 92NW.
Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office
Headwaters at 50 41 - 124 30 on 92K/10.
Source: Canadian Geographical Names Database, Ottawa