This second earthquake happened about 32.9 miles southeast of East End, according to the U.S. Geological Survey. It was about 6 miles deep.
A growing number of North Texas organizations, along with fire and police departments, are coming together to aid Puerto Rico following hundreds of earthquakes.
A preliminary 4.6 magnitude earthquake struck about 14 miles north of Barstow shortly after 7 p.m. with two aftershocks of 2.2 and 2.9 magnitude recorded, according to the U.S. Geological Survey.
Firefighters at several North Texas fire departments are joining forces to help earthquake victims in Puerto Rico.