Category Archives: pacific

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 (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: 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: Indonesia

I had been making an update to an earthquake report on a regionally experienced M 5.6 earthquake from coastal northern California when I noticed that there was a M 7.3 earthquake in eastern Indonesia. https://earthquake.usgs.gov/earthquakes/eventpage/us600044zz/executive This earthquake is in a … Continue reading

Posted in earthquake, education, Indonesia, New Zealand, pacific, plate tectonics, strike-slip, Transform

Earthquake Report: Mendocino triple junction

Well, I was on the road for 1.5 days (work party for the Community Village at the Oregon Country Fair). As I was driving home, there was a magnitude M 5.6 earthquake in coastal northern California. https://earthquake.usgs.gov/earthquakes/eventpage/nc73201181/executive I didn’t realize … Continue reading

Posted in cascadia, College Redwoods, earthquake, education, geology, gorda, HSU, humboldt, mendocino, mendocino, pacific, plate tectonics, San Andreas, strike-slip, subduction, Transform

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: Chile

This morning (my time) there was a magnitude M 6.4 earthquake offshore of Chile. While it was in the correct location to possibly cause a tsunami, the magnitude was too small. https://earthquake.usgs.gov/earthquakes/eventpage/us600040ja/executive The major plate boundary here is the megathrust … Continue reading

Posted in earthquake, education, geology, pacific, plate tectonics, subduction