2
Recorded earthquakes
region
October 1974
Hitachi earthquakes in October 1974
Earthquake archive for Hitachi in October 1974: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.2
Strongest magnitude
4.1
Average magnitude
31.5 km
Average depth
Strongest event
4.2
29 Oct 1974
Hitachi, Japan
Depth
9.0 km
UTC
04:33:19
Coordinates
36.460, 141.735
Analysis of the recorded activity
During October 1974, 2 earthquakes were recorded near Hitachi. Magnitudes ranged from 4.0 to 4.2, with an average of 4.1; depths ranged from 9.0 to 54.0 km, averaging 31.5 km. Activity extended from Wednesday, October 23, 1974 to Tuesday, October 29, 1974 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.2
9.0 km
Hitachi, Japan
29 Oct 1974 04:33:19 UTC
4.0
54.0 km
Hitachi, Japan
23 Oct 1974 18:37:58 UTC