3
Recorded earthquakes
city
1957
Pacifica earthquakes in 1957
Earthquake archive for Pacifica in 1957: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.3
Strongest magnitude
4.5
Average magnitude
2.0 km
Average depth
Strongest event
5.3
22 Mar 1957
Analysis of the recorded activity
During 1957, 3 earthquakes were recorded near Pacifica. Magnitudes ranged from 4.0 to 5.3, with an average of 4.5; depths ranged from 0.0 to 6.0 km, averaging 2.0 km. Activity extended from Friday, March 22, 1957 to Tuesday, October 1, 1957 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.3
0.0 km
San Francisco, United States
22 Mar 1957 19:44:21 UTC
4.2
0.0 km
San Francisco, United States
23 Mar 1957 08:13:48 UTC
4.0
6.0 km
Gilroy, United States
01 Oct 1957 12:55:50 UTC