A magnitude-7.0 earthquake off the coast of Northern California triggered a brief tsunami warning across a swath of the U.S. West Coast. The tsunami threat was declared over less than an hour later even as the area experienced multiple aftershocks. …
A 4.9 magnitude earthquake in a remote Idaho county triggered rock slides that blocked some road lanes Saturday but did not cause any major damage or injuries. Hours later around midnight, quakes of magnitude 4.0 and 3.6 struck in the …
A strong earthquake near Alaska’s Aleutian Islands triggered a tsunami warning Monday, but only small waves measuring several inches (centimeters) hit coastal communities. The National Tsunami Warning Center canceled all tsunami warnings late Monday afternoon, about four hours after the …