Recent USGS Significant Earthquakes- M 3.8 - 9km NNE of Alum Rock, CA 2018/04/19
- M 6.8 - 11km NNE of Carandayti, Bolivia 2018/04/18
- M 5.3 - 29km SW of Santa Cruz Is. (E end), CA 2018/04/17
- M 4.5 - 27km WSW of Perry, Oklahoma 2018/04/17
- M 4.6 - 20km W of Perry, Oklahoma 2018/04/14
- M 6.2 - 54km SW of Ovalle, Chile 2018/04/13
- M 6.3 - 88km WSW of Porgera, Papua New Guinea 2018/04/09
- M 4.4 - 17km W of Humboldt Hill, CA 2018/04/04
- M 6.9 - 151km SSW of Kokopo, Papua New Guinea 2018/04/03
- M 6.3 - 150km E of Kimbe, Papua New Guinea 2018/04/01
- Paleoseismicity
- Trembling Earth
- Goldfinger
- Landslide Blog
- American Geophysical Union
- Cascadia GeoSciences
- Cascadia GeoSciences 2012/05/23
- Jay’s Research Cruise Blog
- Last Night on the R/V Tangaroa 2016/11/21
- Sunset 2016/11/19
- Earthquake Response Cores 2016/11/18
Monthly Archives: February 2018
Earthquake Report: Papua New Guinea: Update #1
The aftershocks are still coming in! We can use these aftershocks to define where the fault may have slipped during this M 7.5 earthquake. As I mentioned yesterday in the original report, it turns out the fault dimension matches pretty … Continue reading
Posted in collision, earthquake, education, geology, pacific, plate tectonics
Earthquake Report: Papua New Guinea
This morning (local time in California) there was an earthquake in Papua New Guinea with, unfortunately, a high likelihood of having a good number of casualties. I was working on a project, so could not immediately begin work on this … Continue reading
Posted in collision, earthquake, education, geology, Indonesia, pacific, plate tectonics
Earthquake Report: ¡Oaxaca, Mexico!
There was just now an earthquake in Oaxaca, Mexico between the other large earthquakes from last 2017.09.08 (M 8.1) and 2017.09.08 (M 7.1). There has already been a M 5.8 aftershock.Here is the USGS website for today’s M 7.2 earthquake. … Continue reading
Posted in earthquake, education, geology, pacific, plate tectonics, subduction
Earthquake Report: 1960 Valdivia, Chile M 9.5
In commemoration of the #EarthquakeCup, I have put together a summary for the largest instrumentally recorded earthquake, the M 9.5 1960 Valdivia, Chile Earthquake. The Peru-Chile trench is quite active and generated Great earthquakes (M>8) in 1985, 2010, 2014, and … Continue reading
Posted in earthquake, education, geology, pacific, plate tectonics, subduction
Earthquake Report: 1971 Sylmar, CA
This earthquake was the second earthquake in the state of CA to lead to major changes in how people in the state handled earthquake hazards and risk and today is the 47th anniversary of this earthquake. The first important earthquake … Continue reading
Posted in collision, earthquake, education, geology, los angeles, plate tectonics, San Andreas