3
Recorded earthquakes
region
September 1980
Chiba earthquakes in September 1980
Earthquake archive for Chiba in September 1980: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.5
Strongest magnitude
5.0
Average magnitude
75.0 km
Average depth
Strongest event
5.5
24 Sep 1980
Analysis of the recorded activity
During September 1980, 3 earthquakes were recorded near Chiba. Magnitudes ranged from 4.7 to 5.5, with an average of 5.0; depths ranged from 74.0 to 76.0 km, averaging 75.0 km. Activity extended from Wednesday, September 24, 1980 to Wednesday, September 24, 1980 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.5
74.0 km
Chiba, Japan
24 Sep 1980 17:59:48 UTC
4.9
76.0 km
Chiba, Japan
24 Sep 1980 18:26:36 UTC
4.7
75.0 km
Chiba, Japan
24 Sep 1980 20:04:17 UTC