Skip to main content
U.S. flag

An official website of the United States government

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.

Filter Total Items: 154
link

ANSS Depot Requests

Geophysics Institutions Throughout the World

A list of geophysiscs institutions around the world.
link

Geophysics Institutions Throughout the World

A list of geophysiscs institutions around the world.
Learn More
link

M9.0 December 26, 2004 Northern Sumatra

Loma Prieta Earthquake Professional Papers

The four Loma Prieta Earthquake Professional Papers, which were published as multiple chapters, comprehensively document the magnitude 6.9 earthquake in California that shook the San Francisco and Monterey Bay regions on October 17, 1989. They contain almost 3000 pages written by 401 investigators of the earthquake. The investigations were funded by a special Congressional appropriation to the U.S...
link

Loma Prieta Earthquake Professional Papers

The four Loma Prieta Earthquake Professional Papers, which were published as multiple chapters, comprehensively document the magnitude 6.9 earthquake in California that shook the San Francisco and Monterey Bay regions on October 17, 1989. They contain almost 3000 pages written by 401 investigators of the earthquake. The investigations were funded by a special Congressional appropriation to the U.S...
Learn More

Directions

Information to help you plan your visit to the Earthquake Science Center.
link

Directions

Information to help you plan your visit to the Earthquake Science Center.
Learn More

Earthquake Hazards 201 - Technical Q&A

A list of technical questions & answers about earthquake hazards.
link

Earthquake Hazards 201 - Technical Q&A

A list of technical questions & answers about earthquake hazards.
Learn More

Earthquake Hazards 101 - the Basics

What is earthquake hazard? Earthquake ground shaking varies from place to place and the hazard mapping in this project will show this variability. The mapped hazard refers to an estimate of the probability of exceeding a certain amount of ground shaking, or ground motion, in 50 years. The hazard depends on the magnitudes and locations of likely earthquakes, how often they occur, and the properties...
link

Earthquake Hazards 101 - the Basics

What is earthquake hazard? Earthquake ground shaking varies from place to place and the hazard mapping in this project will show this variability. The mapped hazard refers to an estimate of the probability of exceeding a certain amount of ground shaking, or ground motion, in 50 years. The hazard depends on the magnitudes and locations of likely earthquakes, how often they occur, and the properties...
Learn More

M7.9 1857 Fort Tejon Earthquake

The Last "Big One" in Southern California.
link

M7.9 1857 Fort Tejon Earthquake

The Last "Big One" in Southern California.
Learn More

M6.9 October 17, 1989 Loma Prieta Earthquake

On October 17, 1989, at 5:04:15 p.m. (PDT), a magnitude 6.9 earthquake severely shook the San Francisco and Monterey Bay regions. The epicenter was located near Loma Prieta peak in the Santa Cruz Mountains, approximately 14 km (9 mi) northeast of Santa Cruz and 96 km (60 mi) south-southeast of San Francisco.
link

M6.9 October 17, 1989 Loma Prieta Earthquake

On October 17, 1989, at 5:04:15 p.m. (PDT), a magnitude 6.9 earthquake severely shook the San Francisco and Monterey Bay regions. The epicenter was located near Loma Prieta peak in the Santa Cruz Mountains, approximately 14 km (9 mi) northeast of Santa Cruz and 96 km (60 mi) south-southeast of San Francisco.
Learn More

M5.8 August 23, 2011 Mineral, Virginia

On August 23, 2011 tens of millions of people along the East Coast suddenly felt the earth shaking from the largest earthquake in the eastern U.S. since the M5.8 earthquake in 1944 near Cornwall and Massena, New York.
link

M5.8 August 23, 2011 Mineral, Virginia

On August 23, 2011 tens of millions of people along the East Coast suddenly felt the earth shaking from the largest earthquake in the eastern U.S. since the M5.8 earthquake in 1944 near Cornwall and Massena, New York.
Learn More
link

M6.0 South Napa, California Earthquake – August 24, 2014

link

M5.3 2017 Soda Springs, Idaho Sequence

- last updated September 27, 2017 1:40 PST
Learn More