The quake was centered 32 km (20 miles) off Pijijiapan in Chiapas state near the Mexican cities of Tres Picos, Tonala, and Arriaga, the USGS said.
Guatemala’s capital, Guatemala City, is 342 km (213 miles) away.
FUERTE SISMO EN ESTE MOMENTO
— Rony VÉLIZ (@ronyveliz692) December 17, 2015
The epicenter was recorded at a depth of nearly 73 miles (117 km).
— Alfonso García (@ponchotgz) December 17, 2015
There were no immediate reports of casualties or damage.
The Pacific Tsunami Warning Center of the National Oceanic and Atmospheric Administration (NOAA) has reported the quake near the coast of Mexico, but has not issued any tsunami warnings or advisories related to it.
— Lando Maldo (@landomaldo) December 17, 2015
Mexico is among world’s most seismically active counties.