What the records say
- When
- 22 Aug 1949
- Kind
- Earthquake
- Magnitude
- 8.1
- Where
- Canada
- Coordinates
- 53.62° N, 133.27° W
- Depth km
- 25
1949 Queen Charlotte Islands earthquake
Magnitude 8.1 earthquake in the Canadian Pacific Northwest
The 1949 Queen Charlotte Islands earthquake struck Haida Gwaii and the Pacific Northwest coast at 8:01 p.m. PDT on August 21. The earthquake had a moment magnitude of 8.0 and a surface-wave magnitude of 8.1. The maximum Mercalli Intensity in the event was VIII (Severe).
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2 sources record it
- NCEI significant earthquakes, tsunamis and volcanic eruptionsNOAA National Centers for Environmental InformationPublic domainSource page
- Wikipedia year pages (English), by Wikipedia contributorsWikipedia contributors · names it “The 1949 Queen Charlotte Islands earthquake is Canada's largest earthquake since the 1700 Cascadia earthquake”Creative Commons Attribution-ShareAlike 4.0Source page