2
Recorded earthquakes
region
September 1981
Hilo earthquakes in September 1981
Earthquake archive for Hilo in September 1981: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.1
Strongest magnitude
4.1
Average magnitude
9.6 km
Average depth
Strongest event
4.1
30 Sep 1981
Hilo, United States
Depth
9.6 km
UTC
17:04:45
Coordinates
19.306, -155.224
Analysis of the recorded activity
During September 1981, 2 earthquakes were recorded near Hilo. Magnitudes ranged from 4.0 to 4.1, with an average of 4.1; depths ranged from 9.6 to 9.6 km, averaging 9.6 km. Activity extended from Tuesday, September 22, 1981 to Wednesday, September 30, 1981 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.1
9.6 km
Hilo, United States
30 Sep 1981 17:04:45 UTC
4.0
9.6 km
Hilo, United States
22 Sep 1981 16:50:23 UTC