Natural Hazards
Earthquake Hazards Program Management
Meet the Program Managers!
Coastal System Change at Fire Island, New York
Fire Island is a 50-km long barrier island along the south shore of Long Island, New York. The island is comprised of seventeen year-round communities; federal, state, and county parks; and supports distinct ecosystems alongside areas of economic and cultural value. In addition to providing resources to its residents, the barrier island also protects the heavily-populated mainland from storm...
The Modified Mercalli Intensity Scale
Earthquake Hazards 201 - Technical Q&A
A list of technical questions & answers about earthquake hazards.
The Great M7.9 1857 Fort Tejon Earthquake
The Last "Big One"
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.
Using Video Imagery to Study Wave Dynamics: Unalakleet
Two video cameras overlook the coast from atop a windmill tower in Unalakleet, Alaska where they look westward over Norton Sound.
Where are the Fault Lines in the United States East of the Rocky Mountains?
CoSMoS 3.1: Central California
CoSMoS v3.1 for central California shows projections for future climate scenarios (sea-level rise and storms)
What are the Effects of Earthquakes?
The effects from earthquakes include ground shaking, surface faulting, ground failure, and less commonly, tsunamis.
Earthquake Legends
Sonic Booms