2
Recorded earthquakes
region
1975
San Francisco earthquakes in 1975
Earthquake archive for San Francisco in 1975: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.4
Average magnitude
5.0 km
Average depth
Strongest event
4.8
28 Jan 1975
San Francisco, United States
Depth
5.4 km
UTC
13:53:20
Coordinates
40.490, -125.225
Analysis of the recorded activity
During 1975, 2 earthquakes were recorded near San Francisco. Magnitudes ranged from 4.1 to 4.8, with an average of 4.5; depths ranged from 4.7 to 5.4 km, averaging 5.0 km. Activity extended from Tuesday, January 28, 1975 to Thursday, December 11, 1975 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
5.4 km
San Francisco, United States
28 Jan 1975 13:53:20 UTC
4.1
4.7 km
San Francisco, United States
11 Dec 1975 07:35:40 UTC