Archives for September 2012

EERI Southern California Chapter 2012 Fall Lecture Series

The EERI Southern California Chapter has launched a free 2012 Fall Lecture Series offering engineers, seismologists, emergency managers, educators, and scientists of the greater Los Angeles area an opportunity to learn about earthquake issues from distinguished nationally and internationally recognized speakers, researchers, and practitioners.

The following upcoming lectures are co-sponsored by the California Institute of Technology and will take place at Cal Tech’s Beckman Institute Auditorium (332 S. Michigan Ave., Pasadena, CA 91106).

Friday, October 12 (9:00 – 11:00 a.m.):
This will be a joint meeting with the Caltech Earthquake Research Affiliates.
Speakers and topics are:

  • Lori Dengler (M.EERI), professor of geology at Humboldt State University, on “Three Decades of Chasing Tsunamis: Successes, Failures, and Challenges.”
  • Hong KieThio, principal seismologist at the Los Angeles office of URS Corp, on “Tsunami Hazard Analysis.”

Tuesday, December 4 (1:00 – 3:00 p.m.):
Thomas D. O’Rourke (M.EERI), professor of geotechnical engineering at Cornell University, will deliver his 2012 EERI Distinguished Lecture on “The New Normal for Natural Disasters.”

Sept 7, 2012 M5.6 Earthquake in Jiaokui, China

On September 07, 2012 at 11:30AM local time, a series of earthquakes rattled the area near Jiaokui in Yiliang County, 1km away from the epicenter. More than 60 aftershocks have been recorded. The moderate earthquakes were shallow, about 10km from the surface, and in conjunction with poor construction in rural areas resulted in more than 60 deaths with over 700 injured. There has been reports of landslides and the government reports over 30,000 homes were damaged or destroyed.

For more information visit:
USGS Event Page
China Earthquakes 2012: Series of Quakes Rattles Southwest China, Kills at Least 64

Hojancha, Costa Rica

September 5, 2012, M 7.6 Earthquake

Available Information

Source: Alvaro Poveda (CNE)



Sept 5, 2012 M7.6 Earthquake in Costa Rica

On September 5, 2012 at 8:42AM local time a M7.6 earthquake struck beneath the Nicoya Peninsula of Costa Rica at a depth of 40 km. The quake was 10 km from a nearby city of Hojancha and 140 km from the capital of San Jose. Initial reports do not claim any deaths directly due to the shaking. Reports of toppled houses and landslides have been reported. The Pacific Tsunami Warning Center has issued a tsunami warning for Costa Rica, Panama, and Nicaragua.

EERI member Guillermo Santana at the University of Costa Rica will lead an EERI team, assisted by EERI member Jorge Gutierrez, to document damage associated with this event. Their report will be posted in about a month.

For more information visit:
Institute of Engineering Investigations-University of Costa Rica (INII-UCR)