4
Recorded earthquakes
city
1923
Shiraoka earthquakes in 1923
Earthquake archive for Shiraoka in 1923: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
8.0
Strongest magnitude
6.8
Average magnitude
20.0 km
Average depth
Strongest event
8.0
01 Sep 1923
Analysis of the recorded activity
During 1923, 4 earthquakes were recorded near Shiraoka. Magnitudes ranged from 5.9 to 8.0, with an average of 6.8; depths ranged from 15.0 to 35.0 km, averaging 20.0 km. Activity extended from Saturday, September 1, 1923 to Sunday, September 2, 1923 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list