Earthquake Hazards
Earthquake Hazards
The USGS monitors and reports on earthquakes, assesses earthquake impacts and hazards, and conducts targeted research on the causes and effects of earthquakes. Explore and search below.
Earthquake Information
Earthquake Information
Find recent or historic earthquakes, lists, information on selected significant earthquakes, earthquake resources by state, or find webservices.
Filter Total Items: 154
The Past Holds the Key to the Future of Aftershock Forecasting
Release Date: MAY 7, 2018 The outcomes of past aftershock sequences can be used to describe the range of possibilities for a current sequence.
Untangling Faults at Depth – What Lies Beneath Panamint Valley, California?
Release Date: APRIL 30, 2018 The eastern edge of Panamint Valley,CA has two types of faults that can be seen in the near-surface geology. 150 geophones and a seismic source will help reveal the subsurface picture.
55-Story Tall Building – Before and After Earthquake Retrofit
Release Date: MARCH 26, 2018 A building in Japan was analyzed before and after a seismic retrofit to make it more resilient to shaking.
Washington DC Stone and Brick Buildings Vulnerable to Distant Quakes
Release Date: JANUARY 2, 2018 A new study shows that DC geologic conditions strongly affect earthquake shaking.
Back to the Future on the San Andreas Fault
Release Date: JUNE 1, 2017 Investigating Past Earthquakes to Inform the Future What does the science say? Where does the information come from? And what does it mean? Investigating past earthquakes to inform the future. Maybe you’ve heard that the “Big One is overdue” on the San Andreas Fault. No one can predict earthquakes, so what does the science really say? Where does the information come from...
Ground-Truthing After the M4.0 Earthquake in Southern Maine, October 16, 2012
Release Date: DECEMBER 1, 2016 Old-fashioned interviews are compared to Did You Feel It? responses for this earthquake.
M7.8 Nepal Earthquake, 2015 – A Small Push to Mt. Everest
Release Date: OCTOBER 1, 2016 A large shallow earthquake moves Mt. Everest 3 cm southwest.
The "Snow Plow Theory"* of Early-Arriving Tsunamis
Release Date: JUNE 1, 2015 What is a splay fault, and how can they affect tsunamis? * completely contrived term by this author, not a scientific term or theory
Seismology in the City
Release Date: May 1, 2015 How seismologists can use noise to see under the ground.
How Big and How Frequent Are Earthquakes on the Wasatch Fault?
Release Date: FEBRUARY 1, 2015 Paleoseismology along the Wasatch Fault in Utah is helping to estimate the shaking risk to nearby towns.