5
Recorded earthquakes
country
October 1940
United States earthquakes in October 1940
Earthquake archive for United States in October 1940: 5 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.9
Strongest magnitude
4.9
Average magnitude
9.4 km
Average depth
Strongest event
5.9
11 Oct 1940
Analysis of the recorded activity
During October 1940, 5 earthquakes were recorded near United States. Magnitudes ranged from 4.1 to 5.9, with an average of 4.9; depths ranged from 0.0 to 35.0 km, averaging 9.4 km. Activity extended from Friday, October 11, 1940 to Sunday, October 27, 1940 UTC.
Only 5 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.9
35.0 km
Anchorage, United States
11 Oct 1940 07:53:15 UTC
5.1
0.0 km
Olympia, United States
27 Oct 1940 22:29:18 UTC
4.7
6.0 km
Torrance, United States
11 Oct 1940 05:57:13 UTC
4.5
0.0 km
Redding, United States
22 Oct 1940 11:01:00 UTC
4.1
6.0 km
San Diego, United States
21 Oct 1940 06:49:33 UTC