2
Recorded earthquakes
region
February 1977
Chiba earthquakes in February 1977
Earthquake archive for Chiba in February 1977: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.8
Average magnitude
64.5 km
Average depth
Strongest event
4.8
14 Feb 1977
Chiba, Japan
Depth
79.0 km
UTC
09:08:26
Coordinates
35.698, 140.060
Analysis of the recorded activity
During February 1977, 2 earthquakes were recorded near Chiba. Magnitudes ranged from 4.7 to 4.8, with an average of 4.8; depths ranged from 50.0 to 79.0 km, averaging 64.5 km. Activity extended from Sunday, February 13, 1977 to Monday, February 14, 1977 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
79.0 km
Chiba, Japan
14 Feb 1977 09:08:26 UTC
4.7
50.0 km
Chiba, Japan
13 Feb 1977 17:34:51 UTC