Curated Summaries for Ground Motions
Curator: Ericson Encina Zuniga, PhD Student at University of Auckland, New Zealand


Preliminary Reconnaissance Observations by CIGIDEN and Pontificia Universidad Catolica de Chile

A preliminary Reconnaissance Observation Report has been created for EERI by the National Research Center for Integrated Natural Disasters Management, CIGIDEN, and the Department of Structural and Geotechnical Engineering of the Pontificia Universidad Catolica de Chile. Download the six page Report of...


Ground motion assessment summary

October 18, 2015 by  
Filed under Ground Motions

Ericson Encina & Ana Gabriela Haro Chile is one of the most earthquake-prone countries in the world. On an interview, the deputy head of the National Seismological Centre (CSN), Dr. Mario Pardo, stated  “… statistically, each 8 to 10 years some Chilean location is struck by a destructive...


Population’s perception of the 2015 Illapel’s earthquake

October 15, 2015 by  
Filed under Ground Motions

Ericson Encina & Ana Gabriela Haro The 8.4 Mw magnitude earthquake of Illapel could be felt in a vast region of central and northern Chile (Earthquake intensity), Argentina (Clarín Newspaper, INPRESS Agency) and Uruguay (El País Newspaper). People who experienced the quake remarked its long...


Strong Motion Records Analysis By Ruben Boroschek, University of Chile

October 14, 2015 by  
Filed under Ground Motions

A preliminary report describing and analyzing the strong motion recordings from the M8.3 September 16, 2015 earthquake in Chile has been prepared and shared by Professor Ruben Boroschek from the University of Chile. The report shows acceleration and integrated velocity and displacement series for a few...


Strong Motion Records from CESMD

September 29, 2015 by  
Filed under Ground Motions

Strong motion records from the earthquake are available from the Center for Engineering Strong Motion Data (CESMD): http://www.strongmotioncenter.org/cgi-bin/CESMD/iqr_dist_DM2.pl?iqrID=ChileCoquimboOffshore_16Sep2015_us20003k7a&SFlag=0&Flag=1.


Acceleration records and Spectra from Ruben Boroschek

September 24, 2015 by  
Filed under Ground Motions

The following accelleration records and response spectra were extracted from the Twitter account of Ruben Boroschek, Professor at Universidad de Chile and General Manager at RBA. (@boroschek) Source: Ruben Boroschek ‏@boroschek Source: Ruben Boroschek ‏@boroschek Source: Ruben Boroschek ‏@boroschek Source:...


USGS Ground Motion Information

September 20, 2015 by  
Filed under Ground Motions

More information about ground motions and shaking intensities can be found at the USGS website.