2
Recorded earthquakes
region
September 2009
Chiba earthquakes in September 2009
Earthquake archive for Chiba in September 2009: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.6
Average magnitude
29.6 km
Average depth
Strongest event
4.8
04 Sep 2009
Chiba, Japan
Depth
49.1 km
UTC
02:30:30
Coordinates
35.655, 139.978
Analysis of the recorded activity
During September 2009, 2 earthquakes were recorded near Chiba. Magnitudes ranged from 4.3 to 4.8, with an average of 4.6; depths ranged from 10.0 to 49.1 km, averaging 29.6 km. Activity extended from Thursday, September 3, 2009 to Friday, September 4, 2009 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
49.1 km
Chiba, Japan
04 Sep 2009 02:30:30 UTC
4.3
10.0 km
Chiba, Japan
03 Sep 2009 01:43:26 UTC