Nearly two dozen earthquakes have struck off the coast of Russia, near the Kamchatka Peninsula, in the last 24 hours, according to the United States Geological Survey ( USGS ). The quakes ranged in strength from 4.3 magnitude up to a 6.1 magnitude, which is considered a strong earthquake that could cause damage in populated areas.

At least seven earthquakes have rattled the coast of Alaska in the last 24 hours, according to the United States Geological Survey (USGS). The quakes range in magnitude from 2.5 up to 5.2 and stretch across the southwest tip of the state along the Gulf of ...

ORANGE COUNTY, CA - the U.S. Geological Survey reported that a 2.6 magnitude quake shook close to Huntington Beach Monday morning.

Two earthquakes struck off the Oregon coast on Tuesday, rattling communities along the Pacific Northwest shoreline.

A series of multiple earthquakes hit the township of Randolph throughout July 21, the latest in a week of high seismic activity in the region. All of the earthquakes were minor in size, ranging from a magnitude of 2.0 to 1.1, according to the United States ...

Flooding during a Cascadia region earthquake would alter the topography and ecosystems of the coastal region for years to centuries.