4
Recorded earthquakes
city
1974
San Juan earthquakes in 1974
Earthquake archive for San Juan in 1974: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.7
Strongest magnitude
4.5
Average magnitude
67.0 km
Average depth
Strongest event
4.7
26 Oct 1974
San Juan, Puerto Rico
Depth
93.0 km
UTC
05:30:38
Coordinates
18.424, -66.320
Analysis of the recorded activity
During 1974, 4 earthquakes were recorded near San Juan. Magnitudes ranged from 4.3 to 4.7, with an average of 4.5; depths ranged from 33.0 to 96.0 km, averaging 67.0 km. Activity extended from Saturday, March 16, 1974 to Saturday, October 26, 1974 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.7
93.0 km
San Juan, Puerto Rico
26 Oct 1974 05:30:38 UTC
4.6
33.0 km
San Juan, Puerto Rico
29 Aug 1974 13:18:26 UTC
4.3
46.0 km
San Juan, Puerto Rico
19 May 1974 08:03:42 UTC
4.3
96.0 km
Arecibo, Puerto Rico
16 Mar 1974 12:02:02 UTC