Tsum Tsadai Inlet
Feature Type:Inlet (3) - Elongated body of water extending from a sea or lake.
Status: Official
Name Authority: BC Geographical Names Office
Relative Location: W side of Smith Island, S of Price Rupert, Range 5 Coast Land District
Latitude-Longitude: 54°10'29"N, 130°14'25"W at the approximate centre of this feature.
Datum: WGS84
NTS Map: 103J/1
Origin Notes and History:

Adopted 5 April 1927 on 103J/1 as an established name on Chart 313 (title/date not cited). In lieu of original paperwork this name was reconfirmed 30 April 1954. Previously labeled as Smiths Lagoon on Reference Map 3M "Prince Rupert" (1916, 1921).

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

Recorded as being Indigenous name obtained by P.C. Musgrave likely from Reverend Du Vernet around 1907.

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