A magnitude 5.5 earthquake struck off the coast of Oregon early Monday morning.
A magnitude 6.2 earthquake struck off the southern Philippines near Mindanao, recorded at a depth of 42.2 miles.
One of the most active regions in the world is the Pacific Ring of Fire. According to the USGS, this region is where the Pacific Plate meets many surrounding tectonic plates.
The Ring of Fire is a roughly 25,000-mile chain of volcanoes and seismically active sites that outline the Pacific Ocean.
Stretching from the western coasts of North and South America through Alaska, Japan, the Philippines, Indonesia and New Zealand, the Ring of Fire is home to roughly 75% of the world's active volcanoes ...