The February 18, 1926 earthquake

M5.5near Channel Islands Beach, California

A magnitude 5.5 earthquake, 2.6 miles off Santa Barbara County. The 186th strongest in California’s record since 1900, and the strongest within 50 miles since a magnitude 6.8 on June 29, 1925.

The earthquake

Magnitude: 5.5; as reported (uk)
Depth: —; Not recorded
Local time: Thursday, February 18, 1926; 10:20 PST; 18:20 UTC
Epicentre: 34.00°N, 119.50°W; 2.6 mi from Santa Barbara County
In California’s record: 186th; strongest of 97,065 since 1900
Within 50 miles: 3; counties; more on this date

USGS ANSS Comprehensive Earthquake Catalog, event ushis735 (“30 km SW of Channel Islands Beach, California”). 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

Santa Barbara CountyCA · 2.6 mi
Ventura CountyCA · 3.5 mi
Los Angeles CountyCA · 32.0 mi

Cities, largest first

OxnardCA · 21.7 mi
Simi ValleyCA · 46.8 mi
Thousand OaksCA · 38.2 mi
VenturaCA · 23.2 mi
Santa BarbaraCA · 30.4 mi
CamarilloCA · 30.8 mi
MoorparkCA · 40.7 mi
GoletaCA · 36.4 mi
Santa PaulaCA · 34.9 mi
CalabasasCA · 48.6 mi
Port HuenemeCA · 20.3 mi
Agoura HillsCA · 43.4 mi

Earthquakes around the epicentre

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

Earlier earthquakes of magnitude 5 or more within 50 miles, strongest first

June 29, 1925M6.8

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