Overview

• Mexico’s Seismological Service reported the quake at 16:33 local time with an epicenter about 13 km southwest of Pinotepa Nacional, Oaxaca, and an approximate depth of 10–16 km.
• The Mexican seismic alert network (SASMEX) said early energy estimates stayed below preset activation levels, so the capital’s loudspeakers did not sound.
• Several mobile services, including SkyAlert, issued notifications that led to precautionary evacuations in places like offices and campuses without subsequent incidents.
• Civil-protection agencies in Oaxaca, Guerrero and Mexico City activated protocols and reported no injuries or structural damage in initial reviews.
• Officials noted ongoing routine seismicity across southern states in recent days, with SSN records showing more than 21,000 earthquakes nationwide from January to August 2025.