4
Recorded earthquakes
region
March 1981
Hilo earthquakes in March 1981
Earthquake archive for Hilo in March 1981: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.5
Strongest magnitude
4.2
Average magnitude
15.3 km
Average depth
Strongest event
4.5
01 Mar 1981
Hilo, United States
Depth
8.9 km
UTC
17:01:21
Coordinates
19.354, -155.031
Analysis of the recorded activity
During March 1981, 4 earthquakes were recorded near Hilo. Magnitudes ranged from 4.0 to 4.5, with an average of 4.2; depths ranged from 8.9 to 30.7 km, averaging 15.3 km. Activity extended from Sunday, March 1, 1981 to Monday, March 16, 1981 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.5
8.9 km
Hilo, United States
01 Mar 1981 17:01:21 UTC
4.3
9.1 km
Hilo, United States
05 Mar 1981 01:56:45 UTC
4.1
30.7 km
Hilo, United States
16 Mar 1981 06:17:19 UTC
4.0
12.4 km
Hilo, United States
07 Mar 1981 03:56:00 UTC