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Category Archives: Extension
Earthquake Report: Peru
Just a moment ago, there was an intermediate depth Great Earthquake (magnitude M≥8.0) beneath Peru. I was heading to bed at about 1:10 local time (Sacramento, CA) when I noticed a tweet from Dr. Anthony Lomax (presenting his first motion … Continue reading
Posted in earthquake, education, Extension, geology, pacific, plate tectonics, subduction
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
Earthquake Report: Northern Alaska
At shortly before 13:30 today in northern Alaska there was a large earthquake, with a magnitude of M=5.1. https://earthquake.usgs.gov/earthquakes/eventpage/ak0193wxcfea/executive Many of us are familiar with the Good Friday earthquake, a megathrust subduction zone earthquake. This earthquake has a birthday tomorrow, … Continue reading
Posted in alaska, earthquake, education, Extension, geology, plate tectonics
Earthquake Report: Guatemala and Mexico
This morning (my time) there was a moderately deep earthquake along the coast of southern Mexico and northern Guatemala. Here is my Temblor article about this M=6.6 earthquake and how it might relate to the 2017 M=8.2 quake. https://earthquake.usgs.gov/earthquakes/eventpage/us2000jbub/executive Offshore … Continue reading
Posted in caribbean, earthquake, education, Extension, geology, mexico, pacific, plate tectonics, subduction
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
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 … Continue reading
Posted in alaska, earthquake, Extension, geology
Earthquake Report: Blanco fracture zone
Well, so exciting to have more earthquakes to write about! This summer has been a low seismic summer. The entire year actually. There was an earthquake within the Gorda plate a few days ago, but these M 5.3 and M … Continue reading
Posted in cascadia, earthquake, education, Extension, geology, pacific, plate tectonics, strike-slip
#Earthquake Report: Gorda plate
Over the past night and morning, there was a sequence of earthquakes within the Gorda plate due west of Crescent City. Some people even felt these earthquakes, culminating (so far) with a M 5.6. There was a Gorda plate earthquake … Continue reading
Posted in cascadia, earthquake, education, Extension, geology, gorda, pacific, plate tectonics
Earthquake Report: Malawi & Mozambique
Busy day today. This is my second earthquake report today. This report is about a M 5.6 earthquake along the Malawi Rift (MR) system, part of the larger East Africa Rift (EAR) extensional plate boundary. The EAR is currently the … Continue reading
Posted in africa, earthquake, education, Extension, geology, plate tectonics
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