September 25, 2017, 10am PDT
As the death toll from Mexico's 7.1 magnitude earthquake on Sept. 19 climbs above 300, the San Francisco Chronicle investigates how well prepared the Bay Area is for an earthquake of comparable magnitude. Not very well.
September 20, 2017, 2pm PDT
The epicenter of Tuesday's quake was in the state of Puebla, 80 miles southeast of Mexico City. Soft soil and unreinforced buildings magnified the damage. The quake comes two weeks after an 8.1 quake struck off the coast of the state of Oaxaca.
May 1, 2017, 10am PDT
Reconciling accessibility and safety with costs and innovation in the Golden State.
April 11, 2017, 11am PDT
Oregon and Washington are implementing sensors that can detect and report an earthquake to communities with as much as a minute or two of warning.
October 14, 2016, 6am PDT
A new visualization from the Smithsonian's National Museum of Natural History shows how the earth "breathes"—in the form of volcanic eruptions, earthquakes, and emissions.
July 10, 2016, 11am PDT
Seismologists were recently upset by the loss of a curb at the corner of two streets in Hayward, California that displayed the power of the Hayward Fault. The city had repaired the curb to provide ADA access to the sidewalk and street.
May 19, 2016, 10am PDT
With an earthquake due to shake up the Pacific Northwest in the not so distant future, Portland has provided an online map to identify potentially vulnerable buildings in danger of suffering major damage when the big one hits.
May 1, 2016, 11am PDT
Seattle's updated list of masonry structures at risk from earthquake includes many structures in the Capitol Hill district. Property owners are not currently mandated to retrofit the buildings they own.
Capitol Hill Seattle Blog
February 8, 2016, 6am PST
Disposal of wastewater from fracking has long been associated with earthquakes in Oklahoma as well as Ohio and Texas. A new study shows they were likely the cause of a swarm of quakes in 2005 in the capital of oil in California, Kern County.
October 12, 2015, 1pm PDT
Decades in the making, the Los Angeles City Council has approved regulations requiring the retrofit of vulnerable wood and concrete buildings.
October 1, 2015, 2pm PDT
Many people outside of Salt Lake City might not realize that the city's proximity to the Wasatch Fault puts it at risk for an earthquake likely in the range of 7.1 on the Richter scale.
August 20, 2015, 11am PDT
As San Francisco's Chief Resilience Officer, Patrick Otellini’s job is to beef up city defenses against crises—a broad mandate that has him tackling seismic safety and water security through capital planning, utilities, and housing affordability.
August 11, 2015, 1pm PDT
The credit rating agency Standard & Poor's released a report that raises the threat level on the trend of earthquakes in areas around Oklahoma and Texas.
August 7, 2015, 11am PDT
According to a new rule, developers building over known faults will need to drill or take samples to find the rift's exact position. While it slows down construction, the measure might prevent catastrophic future quake damage.
July 16, 2015, 10am PDT
Forget Hollywood's proclivity for destroying Los Angeles and San Francisco in movies like San Andreas—the greatest seismic threat in North America is in the Pacific Northwest.
May 16, 2015, 9am PDT
The 3D scan provided a safe and quick solution for potential restoration, rehabilitation, and preservation by capturing thousands of points a second and creates a virtual photograph of the object that it scans.
Preservation Leadership Forum Blog
April 28, 2015, 5am PDT
It's too late to save the lives of thousands in Nepal, but can other cities in South Asia and around the world learn from the mistakes of unplanned growth before another catastrophic event?
February 22, 2015, 7am PST
A new study aims to broaden the understanding of an increasing number of human-caused earthquakes. Fracking might not be entirely to blame.
February 9, 2015, 12pm PST
Setting aside the debate about fracking's responsibility for swarms of earthquakes in states like Kansas, Texas, and Oklahoma, seismic experts are recognizing a need to rethink building safety.
Center for Investigative Reporting
January 9, 2015, 12pm PST
The earth has been moving all week in North Texas. An editorial by The Dallas Morning News calls on the state's new governor to show leadership, even at risk of upsetting the oil industry, to find out more about the causes of the seismic activity.