Category Archives: tsunami

2019/06/15
10:57 PM
by: Jay Patton

Earthquake Report: Kermadec Trench

There was just an earthquake associated with the plate boundary that forms the Kermadec Trench, a deep oceanic trench that extends north from New Zealand, towards the Fiji Islands. A minor tsunami (~25 cm in size) has been recorded at … Continue reading →

Posted in earthquake, education, geology, New Zealand, pacific, plate tectonics, subduction, tsunami

2019/05/14
9:20 PM
by: Jay Patton

Earthquake Report: New Ireland

This region of Earth is one of the most seismically active in the past decade plus. This morning, as I was preparing for work, I got an email notifying me of an earthquake with a magnitude M = 7.5 located … Continue reading →

Posted in earthquake, Extension, geology, landslides, pacific, plate tectonics, strike-slip, subduction, Transform, tsunami

2018/12/31
12:45 AM
by: Jay Patton

Earthquake Report: 2018 Summary

Here I summarize Earth’s significant seismicity for 2018. I limit this summary to earthquakes with magnitude greater than or equal to M 6.5. I am sure that there is a possibility that your favorite earthquake is not included in this … Continue reading →

Posted in africa, alaska, arctic, asia, atlantic, caribbean, cascadia, collision, earthquake, education, geology, Indonesia, landslides, mediterranean, mexico, pacific, plate tectonics, subduction, Transform, tsunami, volcanoes

2018/12/20
11:08 AM
by: Jay Patton

Earthquake Report: Bering Kresla / Pacific plate

We just had a large earthquake in the region of the Bering Kresla fracture zone, a strike-slip fault system that coincides with the westernmost portion of the Aleutian trench (which is a subduction zone further to the east). At first, … Continue reading →

Posted in alaska, asia, earthquake, education, Extension, geology, pacific, plate tectonics, strike-slip, subduction, Transform, tsunami

2018/10/16
1:17 PM
by: Jay Patton

Earthquake/Landslide/Tsunami Report: Donggala Earthquake, Central Sulawesi: UPDATE #1

We continue to learn more each day as people collect additional information. Here is my initial Earthquake Report for this M 7.5 Donggala Earthquake. In short, there was an earthquake with magnitude M = 7.5 on 2018.09.28. Minutes after the … Continue reading →

Posted in College Redwoods, earthquake, education, geology, Indonesia, landslides, pacific, plate tectonics, strike-slip, tsunami

2018/09/28
4:56 PM
by: Jay Patton

Earthquake Report: Sulawesi (Celebes), Indonesia

Well, around 3 AM my time (northeastern Pacific, northern CA) there was a sequence of earthquakes including a mainshock with a magnitude M = 7.5. This earthquake happened in a highly populated region of Indonesia. This area of Indonesia is … Continue reading →

Posted in College Redwoods, earthquake, education, geology, Indonesia, plate tectonics, strike-slip, tsunami

2018/08/16
12:43 PM
by: Jay Patton

Earthquake Report: Andreanof Islands, Aleutians

Well, yesterday while I was installing the final window in a reconstruction project, there was an earthquake along the Aleutian Island Arc (a subduction zone) in the region of the Andreanof Islands. Here is the USGS website for the M … Continue reading →

Posted in alaska, College Redwoods, earthquake, education, geology, pacific, plate tectonics, subduction, tsunami

2017/11/19
11:36 PM
by: Jay Patton

Earthquake Report: Loyalty Islands Update #1

I just got back from one of the best conferences that I have ever attended, PATA Days 2017 (Paleoseismology, Active Tectonics, and Archeoseismology). This conference was held in Blenheim, New Zealand and was planned to commemorate the 300 year anniversary … Continue reading →

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

2017/09/08
1:22 PM
by: Jay Patton

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

2017/04/24
10:54 PM
by: Jay Patton

Earthquake Report: 1992.04.25 M 7.1 Petrolia

The 25 April 1992 M 7.1 earthquake was a wake up call for many, like all large magnitude earthquakes are. Here is my personal story. I was driving my girlfriend’s car (Jen Guevara) with her and some housemates up to … Continue reading →

Posted in cascadia, earthquake, education, geology, humboldt, mendocino, pacific, plate tectonics, San Andreas, subduction, tsunami