Natural Hazards

Filter Total Items: 725
Date published: February 1, 2015
Status: Completed

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.

Date published: January 1, 2015
Status: Archived

Boston Sewage Outfall: The Fate of Sediments and Contaminants in Massachusetts Bay

This project is complete and the website is archived and no longer updated.

Boston Harbor, once one of the most polluted waterways in the nation, is in the final stages of a major cleanup. A $3.8 billion cleanup program, begun in 1985 by the Massachusetts Water Resources...

Date published: December 18, 2014
Status: Completed

1964 Flood Commemoration

As part of a multiagency collaboration, the USGS commemorated the 50th anniversary of the 1964 Flood. Information about the event, stories, timelines, and other tools were provided through the Silver Jackets organization.

Date published: September 9, 2014
Status: Active

Webinar: Extreme Climate Events and Species Population Dynamics: Overriding Influence or Not Such a Big Deal?

Check out this webinar to learn more about the link between population dynamics and extreme weather events.

Contacts: Keith H. Nislow
Date published: April 25, 2014
Status: Completed

Tsunami Scenario

A hypothetical but likely tsunami scenario affecting California's coastline, representing studies and models of damage, restoration, and social and economic impacts of a tsunami generated by a magnitude 9.1 megathrust Alaskan earthquake.

Date published: April 19, 2014
Status: Active

Aftershock Forecast Communication for Risk Reduction

Studies of the communication of aftershock information during the Canterbury, New Zealand earthquake sequence conducted by Hazards Societal Consequences and Risk Communication team members and collaborators in New Zealand are...

Date published: September 4, 2013
Status: Completed

SAFRR Tsunami Scenario

The third SAFRR scenario is initiated by a magnitude 9.0 megathrust earthquake in the eastern Aleutian Islands, an event presenting a hypothetical but plausible distant-tsunami threat to southern and central California. USGS and other federal and state agencies entities developed the SAFRR Tsunami Scenario. The scenario describes wave heights, current velocities and inundation for the coast of...

Date published: August 8, 2013
Status: Completed


The SAFRR project’s second scenario, called ARkStorm, addresses massive U.S. West Coast storms analogous to those that devastated California in 1861–62. Storms of this magnitude are projected to become more frequent and intense as a result of climate change. The SAFRR project assembled experts from scientific research agencies to design the large, but scientifically plausible, hypothetical...

Date published: June 21, 2013
Status: Active

Earthquake Risk Communication Design Storm

Bringing together seismologists, emergency managers, risk communication researchers, and design professionals to develop a framework for earthquake probability messages for both emergency managers and the general public.

Date published: April 25, 2013
Status: Active

Webinar: From Icefield to Ocean: Impacts of Glacier Change in Alaska

Check out this webinar to learn more about glacial loss in the Gulf of Alaska.

Contacts: Shad O'Neel, Ph.D., Eran Hood
Date published: April 19, 2013
Status: Completed

Serious Games for Science

Serious or pedagogical games are an engaging way to educate decisionmakers and stakeholders about environmental challenges that are usefully informed by natural and social scientific information and knowledge. USGS designed two serious games intended to promote interactive learning and exploration in the face of large uncertainties, divergent values, and complex situations. Delta Skelta...

Date published: November 16, 2012
Status: Archived

North Carolina Regional Coastal Erosion Studies

This project is complete and the website is archived and no longer updated.

The USGS, the State of North Carolina and university researchers, mapped the regional sedimentary framework of the inner shelf of northern North Carolina to understand coastal processes, including...