Earthquake Science Center
News
USGS provides update for the National Seismic Hazard Model
USGS experts recently released a study that incorporates the latest earthquake science findings into an update of the National Seismic Hazard Model for the “lower-48” United States. Read the full report here: https://journals.sagepub.com/doi/full/10.1177/8755293019878199
All Systems Go for First Statewide Testing of ShakeAlert in the United States
Today, the U.S. Geological Survey and the State of California pressed the “go” button to allow the first-ever statewide public testing of the California Early Earthquake Warning System, which is powered by USGS’s earthquake early warning alerts, called ShakeAlerts.
What if the ShakeAlert Earthquake Early Warning System Had Been Operating During the M6.9 1989 Loma Prieta Earthquake?
How will ShakeAlert® likely perform now on a large earthquake impacting a major urban area? How much warning will you get? To answer this, let’s do a thought experiment...
Read the new Science for Everyone article at What if the ShakeAlert Earthquake Early Warning System...
The 2019 Great ShakeOut
When the ground starts to shake, what do you do? Great ShakeOut 2019: Drop, Cover, and Hold On!
New Earthquake Science for Everyone Web Article
The goal of an earthquake early warning (EEW) system is to provide an alert to people and automatic systems after an earthquake begins but before the shaking reaches their location. Two recent studies explored the timeliness and accuracy of alerts.
Read Earthquake Early Warning...
New Earthquake Science for Everyone Web Article
Two of the first questions that come to mind for anyone who just felt an earthquake are, “Will there be another one?” and “Will it be larger?”.
Read Could the M7.1 Ridgecrest, CA Earthquake Sequence Trigger a Large Earthquake Nearby?
USGS Hazard Science – Understanding the Risks is Key to Preparedness
Learn About USGS Hazards Science and More About National Preparedness Month: The very nature of natural hazards means that they have the potential to impact a majority of Americans every year. USGS science provides part of the foundation for emergency preparedness whenever and wherever disaster strikes.
USGS Awards More Than $12.5 Million to Advance the ShakeAlert Earthquake Early Warning System in California, Oregon and Washington
The U.S. Geological Survey has awarded more than $12.5 million to seven universities and a university-governed non-profit to support operation, improvement and expansion of the ShakeAlert earthquake early warning system for the West Coast of the United States.
The Hayward Fault—Is It Due for a Repeat of the Powerful 1868 Earthquake?
By Thomas M. Brocher, Jack Boatwright, James J. Lienkaemper, Carol S. Prentice, David P. Schwartz, and Howard Bundock
Drawn from: USGS Fact Sheet 2018-3052
Magnitude 6.6 Earthquake in Japan
The USGS has up-to-date details on the September 5, 2018 event.
USGS announces awards for 2018 earthquake monitoring and research in the United States
The U.S Geological Survey announces that the agency has awarded more than $20 million in 2018 for earthquake monitoring and applied research.
Earthquake Early Warning! New Study Examines Safety Potentials and Limits
In a newly published study, U.S. Geological Survey scientists and their partners calculate possible alert times that earthquake early warning systems can provide people at different levels of ground motion from light to very strong shaking.