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EERI San Diego Chapter Webinar Series


Tuesday, April 6th, 2021
12pm-2pm PDT
Virtual Webinar

On February 18, 2021, the California Geological Survey (CGS) released preliminary review maps of proposed new and revised Alquist-Priolo Earthquake Fault Zones to the City and County of San Diego ( The City of San Diego has also posted the announcement here:

The February 18, 2021 release date begins a 90-day public comment period to provide technical review comments on the proposed Earthquake Fault Zone maps. Comments should be sent to the State Mining and Geology Board before May 19th, 2021, and should be addressed to:

Jeffrey Schmidt, Executive Officer
State Mining and Geology Board
801 K Street, MS 20-15
Sacramento, CA 95814-3528
Phone: (916) 322-1082

The State Mining and Geology Board (SMGB) will hold a public hearing near the end of the 90-day review period. For more information on the date and location of the public hearing, contact the SMGB by visiting

The EERI San Diego Chapter is organizing a webinar to provide background and further information on these new and revised maps. This free virtual webinar will be presented on Tuesday, April 6th, 2021 from 12pm-2pm with the following invited speakers:

1) Prof. Thomas Rockwell (San Diego State University)
2) Timothy Dawson (California Geological Survey)
3) Michael DeFrisco (California Geological Survey)
4) Discussion Q&A. Moderator: Dr. Jorge Meneses

Click here to register for the webinar.