2
Recorded earthquakes
region
October 2021
Mariana Islands region earthquakes in October 2021
Earthquake archive for Mariana Islands region in October 2021: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.6
Average magnitude
62.2 km
Average depth
Strongest event
4.8
20 Oct 2021
Mariana Islands region, Unknown
Depth
81.1 km
UTC
03:28:33
Coordinates
21.856, 144.439
Analysis of the recorded activity
During October 2021, 2 earthquakes were recorded near Mariana Islands region. Magnitudes ranged from 4.5 to 4.8, with an average of 4.7; depths ranged from 43.3 to 81.1 km, averaging 62.2 km. Activity extended from Wednesday, October 20, 2021 to Friday, October 29, 2021 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
81.1 km
Mariana Islands region, Unknown
20 Oct 2021 03:28:33 UTC
4.5
43.3 km
Mariana Islands region, Unknown
29 Oct 2021 11:54:39 UTC