3
Recorded earthquakes
city
1991
San Ramon earthquakes in 1991
Earthquake archive for San Ramon in 1991: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.6
Strongest magnitude
4.2
Average magnitude
13.4 km
Average depth
Strongest event
4.6
24 Mar 1991
Watsonville, United States
Depth
14.6 km
UTC
03:42:08
Coordinates
36.965, -121.726
Analysis of the recorded activity
During 1991, 3 earthquakes were recorded near San Ramon. Magnitudes ranged from 4.0 to 4.6, with an average of 4.2; depths ranged from 7.0 to 18.6 km, averaging 13.4 km. Activity extended from Sunday, March 10, 1991 to Saturday, April 20, 1991 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.6
14.6 km
Watsonville, United States
24 Mar 1991 03:42:08 UTC
4.1
7.0 km
San Jose, United States
20 Apr 1991 19:41:53 UTC
4.0
18.6 km
Livermore, United States
10 Mar 1991 17:46:00 UTC