1922 Vallenar earthquake

The earthquake broke the Atacama Region of Chile near the border with Argentina, with a maximum Mercalli-Sieberg intensity of XI assigned in Vallenar and X in the surrounding region. The tsunami it generated damaged the Chilean coast and was observed as far away as Australia. Published magnitude estimates differ, from moment magnitude 8.3 to 8.6 with a tsunami magnitude of 8.7, and total damage was put at 5 to 25 million US dollars in 1922 terms.

Origin time (UTC)

1922-11-11T04:32

Magnitude

8.5

Magnitude type

mw

Depth (km)

70

Deaths, as sources state them

newspapers estimated more than 1,000, at least 500 of them in Vallenar

USGS event page

earthquake.usgs.gov/earthquakes/eventpage/official19221111043251_30

Category: Disasters & Incidents

Tags: tsunami, chile, atacama, intensity-xi

Coordinates: -28.293, -69.852

Part of Earthquakes of magnitude 8.5 and above since 1900

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