Category Archives: collision

Earthquake Report: 1971 Sylmar, CA

This earthquake was the second earthquake in the state of CA to lead to major changes in how people in the state handled earthquake hazards and risk and today is the 47th anniversary of this earthquake. The first important earthquake … Continue reading

Posted in collision, earthquake, education, geology, los angeles, plate tectonics, San Andreas

Earthquake Report: Burma!

There was an earthquake in Burma today! The epicenter plotted very close to the Sagaing fault (SF), a major dextral (right-lateral) strike-slip fault system, part of the plate boundary between the India and Eurasia plates. This fault system accommodates much … Continue reading

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

Earthquake Report: Iraq

A month and a half ago, I was attending the PATA conference and an earthquake hit Iran and Iraq the night before our first field trip. Thus, I did not have the time to address this earthquake at the time. … Continue reading

Posted in asia, collision, earthquake, education, geology

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: 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: Arctic!

Well, I put this and my next earthquake report together shortly after these earthquakes happened, but I was otherwise busy before I could present them online. There was an earthquake in the Arctic on 2017.01.08, along the channel of one … Continue reading

Posted in arctic, collision, earthquake, education, geology, HSU, plate tectonics

Earthquake Report: 1994 Northridge!

Today is the anniversary of the 1994 M 6.7 Northridge Earthquake. I was living in Arcata at the time (actually in my school bus in a driveway to save money). I remember calling my mom from a pay phone to … Continue reading

Posted in collision, earthquake, education, geology, HSU, los angeles, plate tectonics, San Andreas

Earthquake Report: Java Sea!

Last night as I was finishing work for the day, I noticed an earthquake in the Java Sea, just north of western Java. Here is the USGS website for this M 6.6 earthquake. This earthquake is extensional and plots very … Continue reading

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

Earthquake Report: Burma!

Well, there was an earthquake about 6 hours ago in Burma. This M 6.8 earthquake was rather deep, which is good for the residents of that area (the ground motions diminish with distance from the earthquake hypocenter). Here is the … Continue reading

Posted in asia, collision, education, geology, HSU, Indian Ocean, plate tectonics, sumatra

Earthquake Report: Italy

There was a M 6.2 earthquake in Italy tonight. Here is the USGS website for today’s earthquake. There is lots of information about the tectonics of this region. I can hardly do justice to all the people who have worked … Continue reading

Posted in collision, earthquake, education, europe, Extension, geology, HSU