Archive for March, 2016

Magnitude 5.3 and Magnitude 5.1 – near San Felipe, Mexico – March 28, 2016

March 28, 2016

Magnitudes have been updated.

USGS Tectonic Summary

Earthquake #1:
Magnitude 5.1
2016-03-28 00:03:41 (UTC)
104km (65mi) SE of San Felipe, Mexico
Location: 30.227°N  -114.242°W
depth=10 km (6.2 mi)

Earthquake #2
Magnitude 5.3
2016-03-28 00:12:55 (UTC)
108km (67mi) SE of San Felipe, Mexico
Location:  30.243 °N  -114.318 °W
depth=10.0 km (6.2 mi)



Magnitude 7.8 – Southwest of Sumatra, Indonesia – March 2, 2016

March 2, 2016

USGS Tectonic Summary
“This event occurred as a result of strike-slip faulting within the oceanic lithosphere of the Indo-Australia plate. This event is located 600 km to the southwest of the major subduction zone that defines the plate boundary between the India/Australia and Sunda plates offshore Sumatra. At this location, the India/Australia plates move north-northeast relative to the Sunda plate at a velocity of about 55 mm/yr.”

Magnitude 7.8
Time:  2016-03-02 12:49:48 UTC
659km (409mi) SW of Muara Siberut, Indonesia
Location:  -4.908°S   94.275°E
Depth:  24km