Monthly Archives: June 2019

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. This earthquake is in a region … 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. I didn’t realize this … 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. A minor tsunami (~25 cm in size) has been recorded at … 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. The major plate boundary here is the megathrust subduction … Continue reading

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

Earthquake Report: San Clemente Island

Well, yesterday was the start of a sequence of earthquakes offshore of San Clemente Island, about 100 km west of San Diego, California. The primary tectonic player in southern CA is the Pacific – North America plate boundary fault, the … Continue reading

Posted in earthquake, education, geology, pacific, plate tectonics, San Andreas, strike-slip