A M 7.8 quake shook the Aleutian Islands this morning. The Alaska earthquake likely occurred along the subduction interface. The Aleutian arc is no stranger to large quakes, having hosted more than 20 M 7.0+ over the past 100 years, including a nearby M 8.2 in 1938.
- Hawaiʻi quake likely related to tectonic plate bending - October 19, 2021
- Opinion: Science communication on trial following White Island disaster - October 15, 2021
- Fluids and tiny minerals play a big role in subduction zones - October 12, 2021