Quick Quake Briefing: M7.5 Japan Earthquake of January 1, 2024

The EERI Northern California Regional Chapter hosted a FREE webinar on the earthquakes that struck the Nolo Peninsula on the west side of Japan. The shallow reverse-faulting shock achieved a Modified Mercalli intensity of IX (Violent). The shaking and accompanying tsunami caused extensive damage making it the deadliest earthquake in Japan since the 2016. Peak ground accelerations exceeding 1g were recorded at several locations and striking crustal uplift exceeding 10 feet was observed along with numerous types of ground failures.
Speakers:
Dr. Hiroyuki Goto of the Disaster Prevention Research Institute, Kyoto University. He will present on the strong ground motions observed from the earthquake.
Dr. Masataka Shiga of the Department of Civil and Environmental Engineering, Nagaoka University of Technology. He will present on the geotechnical aspects observed from the earthquake.