3
Recorded earthquakes
region
December 1974
Gilroy earthquakes in December 1974
Earthquake archive for Gilroy in December 1974: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.3
Strongest magnitude
4.1
Average magnitude
7.4 km
Average depth
Strongest event
4.3
31 Dec 1974
Gilroy, United States
Depth
9.1 km
UTC
20:22:00
Coordinates
36.934, -121.461
Analysis of the recorded activity
During December 1974, 3 earthquakes were recorded near Gilroy. Magnitudes ranged from 4.0 to 4.3, with an average of 4.1; depths ranged from 5.1 to 9.1 km, averaging 7.4 km. Activity extended from Monday, December 2, 1974 to Tuesday, December 31, 1974 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.3
9.1 km
Gilroy, United States
31 Dec 1974 20:22:00 UTC
4.1
8.1 km
Gilroy, United States
05 Dec 1974 13:16:27 UTC
4.0
5.1 km
Gilroy, United States
02 Dec 1974 00:01:39 UTC