4
Recorded earthquakes
region
September 1997
Chiba earthquakes in September 1997
Earthquake archive for Chiba in September 1997: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.6
Average magnitude
34.9 km
Average depth
Strongest event
4.8
20 Sep 1997
Chiba, Japan
Depth
40.5 km
UTC
20:26:15
Coordinates
34.352, 140.968
Analysis of the recorded activity
During September 1997, 4 earthquakes were recorded near Chiba. Magnitudes ranged from 4.3 to 4.8, with an average of 4.6; depths ranged from 33.0 to 40.5 km, averaging 34.9 km. Activity extended from Tuesday, September 2, 1997 to Saturday, September 20, 1997 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
40.5 km
Chiba, Japan
20 Sep 1997 20:26:15 UTC
4.7
33.0 km
Chiba, Japan
15 Sep 1997 01:14:56 UTC
4.4
33.0 km
Chiba, Japan
02 Sep 1997 14:53:08 UTC
4.3
33.0 km
Chiba, Japan
04 Sep 1997 23:00:23 UTC