Topic: U.S. Geological Survey
Alaska earthquake: The tsunami warning was canceled after only a small wave was recorded in the community of Atka, Alaska.
09/02/2011 02:42 pm
Alaska earthquake: A 7.1-magnitude quake struck Friday in the Aleutian Islands off Alaska, prompting a tsunami warning.
09/02/2011 09:13 am
A 4.2-magnitude earthquake rumbled across Los Angeles Thursday but there are no early reports of damage.
09/01/2011 07:21 pm
Federal officials began to survey the damage caused by hurricane Irene – from continued power outages to communities still stranded by floodwaters.
08/30/2011 08:49 pm
Hurricane Irene continued on a path early Friday to lash much of the East Coast – and not just coastal areas. Inland areas of the mid-Atlantic and New England are at risk of flash floods.
08/26/2011 10:33 am
First came an earthquake in Colorado. Then Virginia's quake shook the US from South Carolina to New England. Finally, San Francisco had a rattler as well. Are they connected?
08/24/2011 04:48 pm
Peru earthquake: The US Geological Survey reports that a quake with a preliminary magnitude of 6.8 has occurred in northern Peru, near the Brazilian border.
08/24/2011 04:09 pm
Fault lines in the East are not as apparent or as active as in the West, but certain stresses can lead to a rupture. Tuesday's East Coast Earthquake was the biggest in 100 years.
08/23/2011 07:37 pm
Virginia quake: A 5.9 magnitude earthquake shook much of Washington, D.C. and was felt as far north as Rhode Island and New York City.
08/23/2011 03:45 pm
Colorado earthquake: A magnitude 5.3 earthquake shook the state late Monday, with an epicenter about 180 miles south of Denver, Colorado.
08/23/2011 10:28 am