Armstrong Bay
Feature Type:Bay - Water area in an indentation of the shoreline of a sea, lake, or large river.
Status: Official
Name Authority: BC Geographical Names Office
Relative Location: In Columbia Lake, the source of the Columbia River at Canal Flats (municipality), Kootenay Land District
Latitude-Longitude: 50°15'11"N, 115°50'51"W at the approximate centre of this feature.
Datum: WGS84
NTS Map: 82J/5
Origin Notes and History:

Adopted 2 September 1964 on 82J/SW-SE as an established local name, per 1960 Geographic Culture check; origin/significance not known.

Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office