MEXICO CITY -- A strong 6.0-magnitude earthquake shook southern Mexico Sunday morning, sending nervous residents of the capital into the street.

The United States Geological Survey said the earthquake's epicenter was 2.5 miles (four kilometres) northwest of Corral Falso in the southern state of Guerrero. The area sits along Mexico's Pacific coast between the beach resorts of Acapulco and Zihuatenejo.

There were no immediate reports of damage. President Andres Manuel Lopez Obrador said via Twitter that civil defense was checking for damage.

Lopez Obrador later of a live conversation with Guerrero Gov. Evelyn Salgado in which she said there were no reports of damages or casualties.

Mexico City Mayor Claudia Sheinbaum said there were no reports of incidents in the capital.