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Category Archives: geology
Earthquake Report: Tōhoku-oki Earthquake Ten Years Later
This year we look back and remember what happened ten years ago in Japan and across the entire Pacific Basin. There are numerous web experiences focused on this type of reflection. Here is a short list, some of which I … Continue reading
Posted in earthquake, education, geology, landslides, pacific, plate tectonics, subduction, tsunami
Earthquake Report: Croatia!
Yesterday as I was signing into work, my colleague Jackie Bott (a seismologist, seismic hazard/geology mapper, and on my tsunami team at CGS) mentioned the outer rise earthquake offshore of Chile that caused a small tsunami. https://earthquake.usgs.gov/earthquakes/eventpage/us6000d3i9/executive I checked this … Continue reading
Posted in earthquake, education, europe, geology, plate tectonics, strike-slip
Earthquake Report: Turkey!
I awakened to be late to attending the GSA meeting today. I had not checked the time. 7am is too early, but i understand the time differences… As i was logging into Zoom, my coworker emailed our Tsunami Unit group … Continue reading
Posted in collision, earthquake, education, Extension, geology, plate tectonics, tsunami
Earthquake Report: Southern California
Late last night there was a sequence of earthquakes in southern California. The mainshock is a M 4.5 earthquake. https://earthquake.usgs.gov/earthquakes/eventpage/ci38695658/executive This temblor was widely felt across the southland (including by my mom, who was warned by earthquake early warning). This … Continue reading
Posted in collision, earthquake, education, geology, los angeles, plate tectonics, San Andreas
Earthquake Report: Owens Valley, CA
Well, the east side of the Sierra lives up to its reputation for being in earthquake country. From the July 2019 Ridgecrest Earthquake Sequence (reports here)to some shakers east of Mono Lake, to the May 2020 Monte Cristo Earthquake Sequence … Continue reading
Posted in earthquake, education, geology, plate tectonics, San Andreas, strike-slip
Earthquake Report (and Tsunami) Oaxaca, Mexico
Well, it has been a busy couple of weeks. On 18 June, here was a M 7.4 earthquake in the Pacific plate along the Kermadec trench north of New Zealand which generated a small tsunami, even though it was a … Continue reading
Posted in earthquake, education, geology, mexico, pacific, plate tectonics, subduction, tsunami
Earthquake Report: Gorda Rise
It was a busy week (usual, right?). The previous week I was working on getting a house remodel done so someone could move in (they have been sleeping on couches for 6 months, so want to get them in asap). … Continue reading
Posted in cascadia, earthquake, education, Extension, geology, gorda, pacific, plate tectonics
Earthquake Report: Mina Deflection in Nevada
I was slowly waking up while looking at my social media feed. moments before (maybe minutes) Anthony Lomax had posted his first motion earthquake mechanism for a M 6.4 near the CA/NV border. I leaped out of bed and got … Continue reading
Posted in earthquake, education, plate tectonics
Earthquake Report: M 6.6 in Crete, Greece
Well, last weekend I was working on a house, so did not have the time to write this up until now. https://earthquake.usgs.gov/earthquakes/eventpage/us700098qd/dyfi/intensity The eastern Mediterranean Sea region is dominated by plate tectonics (no surprise, right?). The plate boundary fault system … Continue reading
Posted in earthquake, education, europe, geology, mediterranean, middle east, plate tectonics, subduction
Earthquake Report: Banda Sea
Early morning (my time) there was an intermediate depth earthquake in the Banda Sea. https://earthquake.usgs.gov/earthquakes/eventpage/us70009b14/executive This earthquake was a strike-slip earthquake in the Australia plate. There are analogical earthquakes in the same area in 1963, 1987, 2005, and 2012 that … Continue reading
Posted in earthquake, education, geology, Indonesia, plate tectonics, strike-slip