2
Recorded earthquakes
region
October 1977
Tsukuba earthquakes in October 1977
Earthquake archive for Tsukuba in October 1977: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.7
Strongest magnitude
4.7
Average magnitude
72.0 km
Average depth
Strongest event
4.7
26 Oct 1977
Tsukuba, Japan
Depth
70.0 km
UTC
17:47:51
Coordinates
36.106, 139.887
Analysis of the recorded activity
During October 1977, 2 earthquakes were recorded near Tsukuba. Magnitudes ranged from 4.7 to 4.7, with an average of 4.7; depths ranged from 70.0 to 74.0 km, averaging 72.0 km. Activity extended from Tuesday, October 4, 1977 to Wednesday, October 26, 1977 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.7
70.0 km
Tsukuba, Japan
26 Oct 1977 17:47:51 UTC
4.7
74.0 km
Tsukuba, Japan
04 Oct 1977 21:14:52 UTC