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Category Archives: tsunami
Earthquake Report: Halmahera, Indonesia

Well, yesterday I was preparing some updates to the Ridgecrest Earthquake following my field work with my colleagues at the California Geological Survey (where I work) and the U.S. Geological Survey. We spent the week documenting surface ruptures associated with … Continue reading
Posted in collision, earthquake, education, geology, Indonesia, plate tectonics, tsunami
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. https://earthquake.usgs.gov/earthquakes/eventpage/us6000417i/executive A minor tsunami (~25 cm in size) has been recorded … Continue reading
Posted in earthquake, education, geology, New Zealand, pacific, plate tectonics, subduction, tsunami
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: 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
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
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
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