Several strong earthquakes hit the Pacific Ocean just miles off the Oregon and California coast on Tuesday morning, according to the U.S. Geological Survey.
The first quake hit at 5:16 a.m. local time. Between 7:28 a.m. and 7:44 a.m., four more earthquakes struck, according to the USGS. Of those five tremors, the largest registered as 5.6 on the Richter scale.