Category Archives: collision

2018/09/05
9:07 PM
by: Jay Patton

Earthquake Report: Hokkaido, Japan

Following the largest typhoon to strike Japan in a very long time, there was an earthquake on the island of Hokkaido, Japan today. There is lots on social media, including some spectacular views of disastrous and deadly landslides triggered by … Continue reading →

Posted in asia, College Redwoods, collision, earthquake, education, geology, pacific, plate tectonics, subduction

2018/08/07
12:18 PM
by: Jay Patton

Earthquake Report: Lombok, Indonesia: Update #1

Yesterday morning, as I was recovering from working on stage crew for the 34th Reggae on the River (fundraiser for the non profit, the Mateel Community Center), I noticed on social media that there was an M 6.9 earthquake in … Continue reading →

Posted in College Redwoods, collision, earthquake, education, geology, Indonesia, pacific, plate tectonics, subduction

2018/07/28
8:36 PM
by: Jay Patton

Earthquake Report: Lombok, Indonesia

Earlier today there was a shallow M 6.4 earthquake with an epicenter on the island of Lombok, Indonesia. With a hypocentral depth of about 7.5 km, this size of an earthquake can be quite damaging. The USGS PAGER estimate of … Continue reading →

Posted in australia, collision, earthquake, education, geology, Indian Ocean, Indonesia, pacific, plate tectonics, subduction

2018/04/07
11:53 AM
by: Jay Patton

Earthquake Report: Channel Islands Update #1

Well well. There was lots of interest in this M 5.3 earthquake offshore of Ventura/Los Angeles, justifiably so. Southern California is earthquake country. Here is an update. There was lots of information that I was trying to incorporate and I … Continue reading →

Posted in collision, earthquake, education, geology, los angeles, pacific, plate tectonics, San Andreas, strike-slip

2018/02/26
1:21 PM
by: Jay Patton

Earthquake Report: Papua New Guinea: Update #1

The aftershocks are still coming in! We can use these aftershocks to define where the fault may have slipped during this M 7.5 earthquake. As I mentioned yesterday in the original report, it turns out the fault dimension matches pretty … Continue reading →

Posted in collision, earthquake, education, geology, pacific, plate tectonics

2018/02/25
5:55 PM
by: Jay Patton

Earthquake Report: Papua New Guinea

This morning (local time in California) there was an earthquake in Papua New Guinea with, unfortunately, a high likelihood of having a good number of casualties. I was working on a project, so could not immediately begin work on this … Continue reading →

Posted in collision, earthquake, education, geology, Indonesia, pacific, plate tectonics

2018/02/09
2:00 PM
by: Jay Patton

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

2018/01/11
1:30 PM
by: Jay Patton

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

2017/12/30
7:48 PM
by: Jay Patton

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

2017/08/08
7:24 PM
by: Jay Patton

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