The January 10, 1923 earthquake

M5.0near Lakeview, Oregon

A magnitude 5.0 earthquake, centred in Lake County. The 8th strongest in Oregon’s record since 1900, and the strongest within 50 miles in the catalogue, which runs from 1900.

The earthquake

Magnitude: 5.0; local magnitude (ml)
Depth: —; Not recorded
Local time: Wednesday, January 10, 1923; 20:29 PST; 04:29 UTC on Jan 11, 1923
Epicentre: 42.20°N, 120.30°W; In Lake County
In Oregon’s record: 8th; strongest of 861 since 1900
Within 50 miles: 5; counties; more on this date

USGS ANSS Comprehensive Earthquake Catalog, event ushis683 (“3 km ENE of Lakeview, Oregon”). The USGS event page carries the ShakeMap, felt reports and the official summary.

Counties and cities within 50 miles

Distance from the epicentre to each county boundary (zero when inside) and to each city centre.

Counties

Lake CountyOR · inside
Washoe CountyNV · 20.9 mi
Modoc CountyCA · 20.9 mi
Klamath CountyOR · 33.0 mi
Harney CountyOR · 42.4 mi

Earthquakes around the epicentre

349 earthquakes of magnitude 3 or more within 50 miles of this epicentre since 1973.

No earlier earthquake of magnitude 5 or more within 50 miles in the catalogue since 1900.

USGS ANSS Comprehensive Earthquake Catalog. Local time is the time zone of the county nearest the epicentre. Magnitudes are as the catalogue reports them.