earthquake early warning system orig mg_00002310.jpg
Why aren't earthquake warnings better?
01:38 - Source: CNN
CNN  — 

A 6.2-magnitude quake struck Tuesday northeast of San Jose Del Cabo, Mexico, the U.S. Geological Survey said.

The earthquake was about 10 kilometers (6.2 miles) deep.

Measuring the magnitude of earthquakes

The epicenter of the quake was off shore, between the Baja California peninsula and mainland Mexico.

There were no immediate reports of damages.

What to know about earthquakes