Earthquake Hazards Program

News

Filter Total Items: 140
Date published: April 7, 2020

USGS Announces Awards for 2020 Applied Earthquake Research and Monitoring in the U.S.

Agency announces over $20 million in awards for 2020

Date published: April 1, 2020

USGS Seeks Earthquake Hazards Research Proposals

 

Applications due May 20th, 2020

Date published: March 31, 2020

Magnitude 6.5 Earthquake Felt in Central Idaho

On March 31, 2020, a  magnitude 6.5 earthquake struck  near Boise, ID, in the Challis National Forest. Seismic instruments indicate the earthquake originated at a depth of 6.2 miles (10 kilometers).

Date published: March 26, 2020

M5.0 Earthquake Hits West Texas, New Mexico Border

On March 26, 2020, a  magnitude 5.0 earthquake struck West Texas near the New Mexico border. Seismic instruments indicate the earthquake originated at a depth of 5.3 miles (8.5 kilometers). 

Date published: March 20, 2020

M5.7 Earthquake Felt near Salt Lake City, UT

Updated Forecast Shows 1% Chance of Aftershock Above 5.7

Date published: January 29, 2020

Magnitude 6.4 Earthquake in Puerto Rico

Links to forecasts and scenerios (below) will continue to be updated, however, text in this story will not be updated unless there is significant change to the aftershock behavior or to the USGS response to the earthquake. 

7-day aftershock forecast [English]

30-day aftershock scenarios [English | Spanish]

Date published: January 28, 2020

Large M7.7 Caribbean Quake Felt as Far Away as Florida

On January 28, 2020, a magnitude 7.7 earthquake struck in the Caribbean Sea, roughly equidistant from the coasts of Jamaica, Cuba and the Cayman Islands. Seismic instruments immediately detected the earthquake that originated at a depth of about 6.2 miles (10 km).

Date published: January 23, 2020

Catalog Shows Complex Rupturing During 2019 Ridgecrest Sequence

The 2019 Ridgecrest earthquake sequence, which startled nearby California residents over the 4 July holiday with magnitude 6.4 and magnitude 7.1 earthquakes, included 34,091 earthquakes overall, detailed in a high-resolution catalog created for the sequence.

Read SSA News...

Date published: January 17, 2020

As Aftershocks Continue in Puerto Rico, USGS Supports Quake Recovery

A sequence of earthquakes in southwest Puerto Rico continues to affect people living there, with the largest recent aftershock a magnitude 5.2 on Jan. 15. U.S. Geological Survey scientists on the island and the mainland are providing up-to-date scientific information to help the Commonwealth government and the Federal Emergency Management Agency make decisions that protect the public.

Date published: January 11, 2020

Earthquake Scenarios for Puerto Rico

Earthquakes are unsettling, destructive, and often tragic to the communities they affect. The USGS works diligently to help keep people safer by providing them and their emergency responders the science needed to respond to ongoing hazards.

Last updated April 27, 5pm Pacific time, 2020.

There will be no further updates. Please see the...

Date published: January 11, 2020

Escenarios de terremotos en Puerto Rico

Los terremotos, como los ocurridos en Puerto Rico, pueden ser preocupantes, destructivos y en muchas ocasiones trágicos para las comunidades afectadas.

Última actualización el 27 de abril, 5pm, hora del Pacífico, 2020.

No habrá más actualizaciones. Consulte el Pronóstico...

Date published: December 11, 2019

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