TUBA CITY, AZ — A minor earthquake shook parts of northern Arizona early Saturday morning, according to the U.S. Geological Survey. The quake struck just before 4:15 a.m., southeast of Tuba City. It ...

The first earthquakes were recorded at Fort Yuma in the 1800s but happened on the California side of the Colorado River. Shocks that probably centered on the Imperial Valley of California, or in ...

Arizona is on shaky ground. The more geologists look for tremors in the Grand Canyon State, the more they find. In the past few months, the Arizona Geological Survey has recorded more than 60 small ...

The earthquake shook the Hopi Reservation in northern Arizona, near the town of Tuba City. Watch the video above for more information. There’s a big new oil-and-gas merger, but shareholders aren’t ...