3
Recorded earthquakes
city
1977
Purral earthquakes in 1977
Earthquake archive for Purral in 1977: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.9
Strongest magnitude
4.7
Average magnitude
44.3 km
Average depth
Strongest event
4.9
07 Apr 1977
Alajuela, Costa Rica
Depth
33.0 km
UTC
17:27:32
Coordinates
10.061, -84.350
Analysis of the recorded activity
During 1977, 3 earthquakes were recorded near Purral. Magnitudes ranged from 4.5 to 4.9, with an average of 4.7; depths ranged from 33.0 to 52.0 km, averaging 44.3 km. Activity extended from Friday, April 1, 1977 to Friday, November 11, 1977 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.9
33.0 km
Alajuela, Costa Rica
07 Apr 1977 17:27:32 UTC
4.6
48.0 km
Puntarenas, Costa Rica
01 Apr 1977 16:15:33 UTC
4.5
52.0 km
Puntarenas, Costa Rica
11 Nov 1977 04:29:25 UTC