Monthly Archives: April 2015

Earthquake in Crete

We just had a M = 6.0 earthquake in Crete. Here is the USGS web page for this earthquake. This is an interesting region tectonically. The convergence of the Africa-India-Australia plates northwards towards the Eurasian plate runs from west of … Continue reading

Posted in Chemeketa Community College, earthquake, education, europe, geology, HSU, plate tectonics, subduction, Transform

Earthquake in the Baldwin Hills (Los Angeles)

Well, there was quite a buzz on social media following this small magnitude earthquake today. Here is the USGS web page for this Mw 3.3 earthquake. The earthquake appears to be related to the Newport-Inglewood fault system and the epicenter … Continue reading

Posted in Chemeketa Community College, earthquake, education, geology, HSU, los angeles, plate tectonics, Transform

Blanco fracture zone strikes again

The Blanco fracture zone (BFZ) is a transform plate boundary that connects the Juan de Fuca ridge with the Gorda rise spreading centers. This active fault zone consists of numerous right-lateral (dextral) faults. There is some debate as to how … Continue reading

Posted in cascadia, Chemeketa Community College, earthquake, education, geology, HSU, humboldt, mendocino, oregon, plate tectonics, subduction, Transform

Mendocino fault earthquake

We had a small magnitude earthquake “today” along the Mendocino fault system approximately 150 km west of Cape Mendocino. Here is the USGS web page for the Mw 4.8 earthquake. Based upon the tectonic setting, the hypocentral depth, and the … Continue reading

Posted in cascadia, Chemeketa Community College, College Redwoods, earthquake, education, geology, HSU, mendocino, plate tectonics, San Andreas, subduction, Transform