Category Archives: earthquake

Earthquake Report: Mentawai, Sumatra

We just had an earthquake in the Mentawai region of the Sunda subduction zone offshore of Sumatra. Here is the USGS website for this M 6.3 earthquake. Based upon the hypocentral depth and the current estimate of the location of … Continue reading

Posted in earthquake, education, geology, Indian Ocean, plate tectonics, subduction, sumatra

#Earthquake Report: North Bismarck plate

Well, what have we here? We have an interesting crustal earthquake in the North Bismarck plate. Why is it interesting? This is an interesting earthquake because of its orientation and mechanism. This region of the world is one of the … Continue reading

Posted in earthquake, education, geology, pacific, plate tectonics, strike-slip

Earthquake Report: Mid Atlantic Ridge (Chain fracture zone)

If there was an earthquake in the middle of the ocean, and nobody felt it… would it still be an earthquake? Maybe we need to get the Karl Popper out for a good read… There was a good sized shaker … Continue reading

Posted in atlantic, earthquake, education, geology, plate tectonics, strike-slip, Transform

Earthquake Report: Bengkulu (Sumatra)!

Last night (my time) while I was tending to other business, there was an earthquake along the Sunda Megathrust. Here is the USGS website for this M 6.4 earthquake. This M 6.4 earthquake happened down-dip (“deeper than”) along the megathrust … Continue reading

Posted in asia, earthquake, education, geology, Indian Ocean, Indonesia, plate tectonics, subduction, sumatra

Earthquake Report: Philippines!

There was a deep focus earthquake in the Philippines today. This shaker was located near the city of Manila (I live in Manila. Manila, California). The hypocenter was quite deep (168 km) so (a) had lesser shaking due to the … Continue reading

Posted in asia, earthquake, education, geology, pacific, plate tectonics, subduction

Earthquake Report: China #2!

We had another earthquake in China today! This one along the northern Tian Shan Mountains, on the other side of the orogenic wedge from the earthquakes from earlier today. This M 6.3 earthquake is along a thrust fault, while the … Continue reading

Posted in asia, collision, earthquake, education, geology, plate tectonics, strike-slip

Earthquake Report: China!

This morning (my time) there was a shallow earthquake in western China, near a region that was shocked by an M 7.9 earthquake in 2008 (the “Wenchuan Earthquake”). Here is the USGS website for this M 6.5 earthquake. Below is … Continue reading

Posted in asia, earthquake, education, geology, plate tectonics, strike-slip, Transform

Earthquake Report: Gorda plate

We just had an earthquake in the Gorda plate. The USGS magnitude is 5.1. This earthquake happened a few kilometers southwest of the 2014 M 6.8 earthquake. Based upon the orientation of the faults in the region, today’s earthquake may … Continue reading

Posted in cascadia, earthquake, geology, gorda, strike-slip

Earthquake Report: Turkey

We just had a good shaker in western Turkey. At the moment, there are over 400 reports of ground shaking to the USGS “Did you Feel It?” web page. The USGS PAGER report estimates that there may be some casualties … Continue reading

Posted in collision, earthquake, education, europe, Extension, geology, plate tectonics, strike-slip, Transform

Earthquake Report: Bering fracture zone: UPDATE #1

Well, based upon a comment on twitter, I thought it prudent to review the seismicity of this region at the westernmost part of the western Aleutian Islands. For many years I considered this region part of the subduction zone that … Continue reading

Posted in alaska, earthquake, education, pacific, plate tectonics, strike-slip, subduction, Transform