2
Recorded earthquakes
city
1981
Nihommatsu earthquakes in 1981
Earthquake archive for Nihommatsu in 1981: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.9
Strongest magnitude
4.4
Average magnitude
66.2 km
Average depth
Strongest event
4.9
22 Dec 1981
Nasushiobara, Japan
Depth
33.6 km
UTC
04:55:14
Coordinates
36.886, 140.016
Analysis of the recorded activity
During 1981, 2 earthquakes were recorded near Nihommatsu. Magnitudes ranged from 4.0 to 4.9, with an average of 4.5; depths ranged from 33.6 to 98.7 km, averaging 66.2 km. Activity extended from Sunday, September 27, 1981 to Tuesday, December 22, 1981 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.9
33.6 km
Nasushiobara, Japan
22 Dec 1981 04:55:14 UTC
4.0
98.7 km
Shirakawa, Japan
27 Sep 1981 10:11:28 UTC