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Category Archives: strike-slip
Earthquake Report: Idaho!
Well Well Well Yesterday there was a very interesting magnitude M 6.5 earthquake that ruptured in central Idaho, near the Sawtooth fault. https://earthquake.usgs.gov/earthquakes/eventpage/us70008jr5/executive Idaho lies in the intersection of several different physiographic provinces. Physiographic provinces are areas of Earth that … Continue reading
Posted in earthquake, education, Extension, geology, landslides, plate tectonics, strike-slip
Earthquake Report: Mendocino triple junction
Well, it was a big mag 5 day today, two magnitude 5+ earthquakes in the western USA on faults related to the same plate boundary! Crazy, right? The same plate boundary, about 800 miles away from each other, and their … Continue reading
Posted in cascadia, earthquake, education, geology, gorda, humboldt, mendocino, mendocino, pacific, plate tectonics, San Andreas, strike-slip, subduction, Transform
Earthquake Report: Salt Lake City
As I was waking up this morning, I rolled over to check my social media feed and moments earlier there was a good sized shaker in Salt Lake City, Utah. I immediately thought of my good friend Jennifer G. who … Continue reading
Posted in cascadia, earthquake, education, geology, gorda, humboldt, mendocino, mendocino, pacific, plate tectonics, San Andreas, strike-slip, subduction, Transform
Earthquake Report: Mendocino fault
I was in Humboldt County last week for the Redwood Coast Tsunami Work Group meeting. I stayed there working on my house that a previous tenant had left in quite a destroyed state (they moved in as friends of mine). … Continue reading
Posted in cascadia, earthquake, education, geology, gorda, mendocino, pacific, plate tectonics, San Andreas, San Francisco, strike-slip, subduction, Transform
Earthquake Report: Cayman Islands
Contrary to what some people spread around on the internets (some of them major earthquake experts), strike-slip earthquakes can and do generate tsunami (just like this one). More on this below. I am in Portland, Oregon this week, attending the … Continue reading
Posted in caribbean, earthquake, education, geology, plate tectonics, strike-slip, tsunami
Earthquake Report: East Anatolia fault zone
This M 6.7 earthquake was the result of slip probably along a left-lateral strike-slip fault associated with the East Anatolia fault zone (EAF). The event was shallow and produced strong ground shaking in the region. https://earthquake.usgs.gov/earthquakes/eventpage/us60007ewc/executive As I write this, … Continue reading
Posted in earthquake, education, europe, geology, mediterranean, middle east, plate tectonics, strike-slip
Earthquake Report: Gorda plate
On 10 February 2010 there was an earthquake with a magnitude of M 6.5, within the Gorda plate. This event was feld widely in the region, as well as statewide. In Humboldt County, we even made t-shirts about this quake. … Continue reading
Posted in cascadia, earthquake, education, gorda, strike-slip
Earthquake Report: 2010 Haiti M 7.0
This is the ten year commemoration of the 2010 magnitude 7 earthquake in Haiti that caused widespread damage and casualties, triggered thousands of landslides, caused tsunami, triggered a turbidity current, and caused thousands to be internally displaced. https://earthquake.usgs.gov/earthquakes/eventpage/usp000h60h/executive Here I … Continue reading
Posted in caribbean, earthquake, education, landslides, strike-slip, Transform, tsunami
Earthquake Report: 1989 Loma Prieta!
Well, I prepared this report for the 30th anniversary of the 18 Oct 1989 Loma Prieta M 6.9 earthquake in central California, a.k.a. the World Series Earthquake (it happened during the 1989 World Series game at Candlestick Park in San … Continue reading
Posted in earthquake, education, geology, plate tectonics, San Andreas, San Francisco, strike-slip, Transform, Uncategorized
Earthquake Report: Sunda Strait, Indonesia
Around the beginning of the month, I was helping get a fundraiser prepared for a weekend concert series (audio crew for load in and strike; stage manager during the show). So, I was away from the computers when there was … Continue reading
Posted in earthquake, education, geology, plate tectonics, strike-slip, subduction