2
Recorded earthquakes
region
July 1991
Iwaki earthquakes in July 1991
Earthquake archive for Iwaki in July 1991: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.7
Strongest magnitude
4.7
Average magnitude
37.8 km
Average depth
Strongest event
4.7
19 Jul 1991
Iwaki, Japan
Depth
33.0 km
UTC
16:28:35
Coordinates
36.295, 141.288
Analysis of the recorded activity
During July 1991, 2 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.7 to 4.7, with an average of 4.7; depths ranged from 33.0 to 42.6 km, averaging 37.8 km. Activity extended from Tuesday, July 9, 1991 to Friday, July 19, 1991 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.7
33.0 km
Iwaki, Japan
19 Jul 1991 16:28:35 UTC
4.7
42.6 km
Iwaki, Japan
09 Jul 1991 18:28:48 UTC