Earlier there was an earthquake in the Philippines. This magnitude M = 7.0 earthquake is related to the subduction zone that forms the Philippine trench (where the Philippine Sea plate subducts beneath the Sunda plate). Here is the USGS website…
Earthquake Report: Bering Kresla Update #1
Well, the USGS updated their earthquake mechanism (moment tensor) to be more steeply dipping, showing a more vertical fault possibly. This makes more sense given the historic earthquakes in this region and our knowledge of the history of this complicated…
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,…
Earthquake Report: New Caledonia / Loyalty Islands
We are still all learning so much about the earthquake in Alaska and as I was winding down for the night (the last class tomorrow before the final), I noticed an email from the Pacific Tsunami Warning Center. There was…
Earthquake Report: Alaska
What a day. I started by waking up about 5:43 AM (about, heheh), which was 17 minutes before my alarm was set. I had a job interview at 8:30. I went to the interview for a position working on tsunami…
Earthquake Report: Iran
This morning (my time) there was a possibly shallow earthquake in western Iran with a magnitude of M = 6.3. This earthquake occurred in the aftershock zone of the 2017.11.12 M 7.3 earthquake. Here is my report for the M…
Earthquake Report: Mid Atlantic Ridge
There was a M = 6.8 earthquake along a transform fault connecting segments of the Mid Atlantic Ridge recently. (now an M 6.7) https://earthquake.usgs.gov/earthquakes/eventpage/us1000hpim/executive The Mid Atlantic Ridge is an extensional plate boundary called an oceanic spreading ridge. Oceanic crust…
Earthquake Report: Greece
Well, I was about to head to town and noticed a magnitude M = 5.0 earthquake in Greece. I thought to myself, I wonder if that is a foreshock. It was. Then, the M 6.8 mainshock hit while i was…
Earthquake Report: Explorer plate
Last night I had completed preparing for class the next day. I was about to head to bed. I got an email from the Pacific Tsunami Warning Center notifying me that there was no risk of a tsunami due to…
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…