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November 13, 2008 - The Great California ShakeOut
This scenario will form the basis of a response and preparedness exercise that is the largest in California history! Click here for more information and to register.
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October 22-24, 2008 - Third Conference on Earthquake Hazards in the Eastern San Francisco Bay Area: Science, Hazard, Engineering and Risk. The conference will be held at CSU East Bay in Hayward. Papers for the Conference Proceedings Volume are due January 15, 2009.
Click here to get information for submitting papers posted on the conference web page.
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March 10, 2008 - 75th Anniversary of the Long Beach Earthquake
CGS has created a special webpage and poster commemorating the earthquake and its aftermath. Because this earthquake caused significant damage to schools in the area, the California Legislature passed the Field Act requiring the State Architect to review and inspect construction of new public school facilities in the state. CGS assists the State Architect in this review process. Read more about the earthquake and the Field Act here...
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February 22, 2008 - New Publication Release - Special Report 201
Radon Potential in Monterey County, California. Click here to view the release statement. Click here for the report.
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January 28, 2008 - Starting today, all CGS publication prices will be reduced by 20% at our Menlo Park and Sacramento Offices.
This discount applies to walk-in over-the-counter sales only. Just ask for the website discount. Click here for Menlo Park Office. Click here for Sacramento Office.
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December 10, 2007 - New Publication Release - Special Report 200
Mineral Land Classification of the Granite Construction Company Liberty Quarry Site, Temecula, Riverside County, California - For Portland Cement Concrete-Grade Aggregate. Click here to view the release statement.
- December 5, 2007 - New Map Release
CGS has released a new Seismic Hazard Zone Map of the Murrieta Quadrangle. Click here to view the map.
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December 3, 2007 - New Publication Release - Special Report 202
Update of Mineral Land Classification for Portland Cement Concrete-Grade Aggregate in the Claremont-Upland Production-Consumption Region, Los Angeles and San Bernardino Counties, California. Click here to view the release statement.
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December 3, 2007 - New Publication Release - Special Report 198
Update of Mineral Land Classification for Portland Cement Concrete-Grade Aggregate in the Palm Springs Production-Consumption Region, Riverside County, California. Click here to view the release statement.
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October 30, 2007 - San Francisco Bay Area Earthquake, Magnitude 5.4 - Click here for more information.
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October 4, 2007 - New Map Release - Geologic Map of the Oceanside Quadrangle
CGS has released a new Geologic Map in the RGM (Regional Geologic Map) Series, the Geologic Map of the Oceanside Quadrangle, California. Click here to view the Release Statement.
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October 1, 2007 - Lawson Report on the 1906 San Francisco Earthquake
The Lawson Report is available for purchase through the CGS Library for $65.00. Click here for more information.
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August 16, 2007 - Revised Official Alquist-Priolo Earthquake Fault Zone map.
The Revised Official Map of Earthquake Fault Zones on the Malibu Beach Quadrangle covers a part of the City of Malibu in Los Angeles County. Click here to see the new map.
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June 28, 2007 - Notice of Working Group Meeting on the AB1925 Report to the Legislature on Accelerating Geologic Carbon Sequestration Strategies at 801 K Street, Twentieth Floor, Room 2016 (John Muir Room), Sacramento, California
The California Department of Conservation, in conjunction with the California Energy Commission, will conduct a workshop to examine and discuss the technical, economic, and institutional issues relevant to California’s consideration of geologic CO2 sequestration as a climate change mitigation measure. This workshop is part of the process that the Dept. of Conservation and the Energy Commission are using to meet the requirement of Assembly Bill 1925 to produce a report by November 1, 2007 for the Legislature that contains “recommendations for how the state can develop parameters to accelerate the adoption of cost-effective geologic sequestration strategies for long-term management of industrial carbon dioxide. Click here to find out more information about the workshop and here for the agenda.
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Interactive map forecasting strong shaking anywhere in California within 24-hours released by the U.S. Geological Survey
The U.S. Geological Survey has released an interactive map showing the probability that ground shaking exceeding Modified Mercalli Intensity VI will occur anywhere in California in the next 24-hours. The probability is represented by a shaded color scale on the statewide map. View the map.