4
Recorded earthquakes
city
1990
Nichinan earthquakes in 1990
Earthquake archive for Nichinan in 1990: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.6
Average magnitude
81.8 km
Average depth
Strongest event
4.8
18 Apr 1990
Kanoya, Japan
Depth
33.0 km
UTC
07:22:53
Coordinates
30.786, 131.393
Analysis of the recorded activity
During 1990, 4 earthquakes were recorded near Nichinan. Magnitudes ranged from 4.4 to 4.8, with an average of 4.7; depths ranged from 33.0 to 129.9 km, averaging 81.8 km. Activity extended from Tuesday, February 6, 1990 to Wednesday, September 19, 1990 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
33.0 km
Kanoya, Japan
18 Apr 1990 07:22:53 UTC
4.7
47.2 km
Miyakonojō, Japan
19 Sep 1990 17:49:51 UTC
4.7
129.9 km
Kobayashi, Japan
06 Feb 1990 08:08:45 UTC
4.4
117.0 km
Kobayashi, Japan
23 Jun 1990 20:21:12 UTC