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Category Archives: College Redwoods
Earthquake Report: Iran
This morning (my time) there was a possibly shallow earthquake in western Iran with a magnitude of M = 6.3. This earthquake occurred in the aftershock zone of the 2017.11.12 M 7.3 earthquake. Here is my report for the M … Continue reading
Posted in asia, College Redwoods, collision, earthquake, education, europe, geology, plate tectonics, strike-slip
Earthquake Report: Mid Atlantic Ridge
There was a M = 6.8 earthquake along a transform fault connecting segments of the Mid Atlantic Ridge recently. The Mid Atlantic Ridge is an extensional plate boundary called an oceanic spreading ridge. Oceanic crust is formed along these types … Continue reading
Posted in atlantic, College Redwoods, earthquake, education, geology, plate tectonics, strike-slip, Transform
Earthquake Report: Greece
Well, I was about to head to town and noticed a magnitude M = 5.0 earthquake in Greece. I thought to myself, I wonder if that is a foreshock. It was. Then, the M 6.8 mainshock hit while i was … Continue reading
Posted in College Redwoods, earthquake, education, geology, mediterranean, strike-slip, subduction
Earthquake Report: Explorer plate
Last night I had completed preparing for class the next day. I was about to head to bed. I got an email from the Pacific Tsunami Warning Center notifying me that there was no risk of a tsunami due to … Continue reading
Posted in cascadia, College Redwoods, earthquake, education, geology, pacific, plate tectonics, strike-slip, Transform
Earthquake/Landslide/Tsunami Report: Donggala Earthquake, Central Sulawesi: UPDATE #1
We continue to learn more each day as people collect additional information. Here is my initial Earthquake Report for this M 7.5 Donggala Earthquake. In short, there was an earthquake with magnitude M = 7.5 on 2018.09.28. Minutes after the … Continue reading
Posted in College Redwoods, earthquake, education, geology, Indonesia, landslides, pacific, plate tectonics, strike-slip, tsunami
Earthquake Report: New Britain!
Just a few hours ago there was a subduction zone megathrust earthquake along the New Britain Trench in the western equatorial Pacific Ocean. In this region of the world, the Solomon Sea plate and the South Bismarck plate converge to … Continue reading
Posted in College Redwoods, education, geology, pacific, plate tectonics, subduction
Earthquake Report: Sulawesi (Celebes), Indonesia
Well, around 3 AM my time (northeastern Pacific, northern CA) there was a sequence of earthquakes including a mainshock with a magnitude M = 7.5. This earthquake happened in a highly populated region of Indonesia. This area of Indonesia is … Continue reading
Posted in College Redwoods, earthquake, education, geology, Indonesia, plate tectonics, strike-slip, tsunami
Earthquake Report: Kermadec
The earthquakes continue, every day. Today, there was a large earthquake associated with the subduction zone that forms the Kermadec Trench. This earthquake was quite deep, so was not expected to generate a significant tsunami (if one at all). There … Continue reading
Posted in College Redwoods, earthquake, education, geology, New Zealand, pacific, plate tectonics, subduction
Earthquake Report: Hokkaido, Japan
Following the largest typhoon to strike Japan in a very long time, there was an earthquake on the island of Hokkaido, Japan today. There is lots on social media, including some spectacular views of disastrous and deadly landslides triggered by … Continue reading
Posted in asia, College Redwoods, collision, earthquake, education, geology, pacific, plate tectonics, subduction
Earthquake Report: Loyalty Islands
The earthquakes continue, every day. Today, there was a large earthquake along the southern New Hebrides Trench. Today’s M 7.1 earthquake happened along one of the more active subduction zones in the world. The hypocentral (3-D location) depth of ~26 … Continue reading
Posted in College Redwoods, earthquake, education, geology, pacific, plate tectonics, subduction