Deployments of Seismometer Arrays for HVSR and MAM Data Collection at Tarzana Clubhouse (CE 24103) and LA VAMC Brentwood (NP 638)

July 26, 2022By adminDeployment, Field Testing, Research No Comments

The Nweke Research Group conducted field testing ┬áto collect data for Horizontal to Vertical Spectral Ration (HVSR) and Microtremor Array Method (MAM). The field tests were conducted at two locations: (1) Nearby the Tarzana Clubhouse (Network/Station code = CE/24103) which recorded large amplifications in ground shaking during the 1994 Mw 6.7 Northridge Earthquake; and (2) … Read More

Prof. Nweke Invited to Present at the Orange County ASCE Geo-Institute Seminar on Geotechnical Site Characterization

July 14, 2022By adminPresentation, Research No Comments

Prof. Nweke was invited to join a panel of experts to present on recent innovations and findings in geotechnical site characterization. Prof. Nweke presented on Seismic Hazard Parameters for Site Response Analysis and Assessment with regards to Basin Effects. It was a wonderful event with very interesting and inspiring presentations by Prof. Jason DeJong (UC … Read More

Prof. Nweke and Piyush Vyas (Ph.D. Student) Participate in the Deployment of Temporary Seismic Recording Stations in the Los Angeles Basin

June 4, 2022By adminDeployment, Field Testing, Research No Comments

Prof. Nweke and his Ph.D. student Piyush Vyas joined a team that was tasked with deploying 250 temporary seismic instruments to record earthquakes in the Los Angeles Basin (All the red dots in the Feature Image and points in the google earth photo below). The effort will temporarily increase the number of seismometers in the … Read More

NEW PAPER ALERT!!!!: Site Response of Sedimentary Basins and other Geomorphic Provinces in Southern California

May 31, 2022By adminAchievement, Journal Article, Publication, Research No Comments

This is a flagship paper that presents our work investigating updates to the way we characterize seismic site response in sedimentary basins of varying size, as well as non-basin areas. The paper details our efforts which resulted in changes to the mean estimates and associated variability as it relates to ground motion hazards, going beyond … Read More