Category Archives: plate tectonics

Earthquake Report: Puebla, Mexico Update #1

Well, the responses of people who are in the midst of a deadly disaster have been inspiring, bringing tears to my eyes often. Watching people searching and helping find survivors. This deadly earthquake brings pause to all who are paying … Continue reading

Posted in earthquake, education, Extension, geology, mexico, plate tectonics, subduction

Earthquake Report: Chiapas, Mexico Update #1

Well, after about 4 hours sleep, my business partner woke me up to talk about the fire alarms we were installing in a rental (#safetyfirst). Now that I have had some breakfast, I here provide some additional observations that people … Continue reading

Posted in earthquake, education, geology, mexico, pacific, plate tectonics, subduction, tsunami

Earthquake Report: Chiapas, Mexico

While I was spending time with my friend Steve Tillinghast (he is getting married on Saturday), there was a Great Earthquake offshore of Chiapas, Mexico. This is one of four M 8 or greater earthquakes ever recorded along the subduction … Continue reading

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

Earthquake Report: Bear Lake fault, Idaho

We are still having a series of earthquakes in southeastern Idaho. This earthquake appears related to the Bear Valley fault (BVF) system, which is a normal fault system related to extension in the Basin and Range geomorphic province. Here is … Continue reading

Posted in earthquake, education, Extension, geology, plate tectonics

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