Earthquake Engineering Research Institute
Learning From Earthquakes

The El Mayor Cucapah, Baja California Earthquake Reconnaissance Report

February 16, 2018

By Jorge Meneses, Robert Anderson, Tara Hutchinson, Janise Rodgers, Jose Angel, David King, Travis Sanders, Jeremy Callister, Ioannis Koutromanos, Heidi Stenner, Mark Creveling, Betsy Mathieson, Majid Sarraf, Curt Edwards, Silvia Mazzoni, Benson Shing, Lisa Everingham, Gary McGavin, Joseph Smith, Victor Garcia-Delgado, Flavio Mosele, Andreas Stavridis, Arnold Gastelum, Juan Murcia, Fred Turner, Gabriele Guerrini, Hussein Okail, Derrick Watkins, Ricardo Hernandez, Steven Okubo, Richard Wood, Matthew Hoehler, and Chris Poland.

April 2010, Earthquake Engineering Research Institute.

This final report on the El Mayor Cucapah, Baja California Earthquake (April 4, 2010) summarizes the observations from initial reconnaissance by all groups and individuals coordinated by EERI. This report emphasizes the effects of the earthquake on buildings, transportation infrastructure, water and wastewater treatment systems, non-structural aspects, some seismological aspects, agriculture and the initial economic impact. This report is a complement to the GEER report that emphasizes on all significant seismological, fault rupture, ground motion, tectonic, geologic and geotechnical aspects of the earthquake.