2
Recorded earthquakes
region
September 1978
Iwaki earthquakes in September 1978
Earthquake archive for Iwaki in September 1978: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.5
Strongest magnitude
4.4
Average magnitude
69.0 km
Average depth
Strongest event
4.5
29 Sep 1978
Iwaki, Japan
Depth
58.0 km
UTC
22:14:27
Coordinates
37.294, 141.759
Analysis of the recorded activity
During September 1978, 2 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.2 to 4.5, with an average of 4.4; depths ranged from 58.0 to 80.0 km, averaging 69.0 km. Activity extended from Saturday, September 9, 1978 to Friday, September 29, 1978 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.5
58.0 km
Iwaki, Japan
29 Sep 1978 22:14:27 UTC
4.2
80.0 km
Iwaki, Japan
09 Sep 1978 11:59:44 UTC