2
Recorded earthquakes
city
1991
Hyūga earthquakes in 1991
Earthquake archive for Hyūga in 1991: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.3
Strongest magnitude
4.2
Average magnitude
45.4 km
Average depth
Strongest event
4.3
17 Sep 1991
Miyazaki, Japan
Depth
57.8 km
UTC
03:06:23
Coordinates
31.749, 131.672
Analysis of the recorded activity
During 1991, 2 earthquakes were recorded near Hyūga. Magnitudes ranged from 4.1 to 4.3, with an average of 4.2; depths ranged from 33.0 to 57.8 km, averaging 45.4 km. Activity extended from Sunday, February 17, 1991 to Tuesday, September 17, 1991 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.3
57.8 km
Miyazaki, Japan
17 Sep 1991 03:06:23 UTC
4.1
33.0 km
Miyazaki, Japan
17 Feb 1991 19:02:06 UTC