7.3 magnitude earthquake hits Mexico-Guatemala border with no severe damage

A powerful 7.3 magnitude earthquake struck the southern Mexican Pacific coast on Friday, July 17, 2026. The seismic event occurred right on the border with Guatemala and sent tremors across a vast region stretching from Mexico City to El Salvador. Despite the strength of the quake, authorities in the affected nations have reported no severe damage or fatalities.

The U.S. Geological Survey (USGS) located the epicenter 48 kilometers (30 miles) southwest of Aquiles Serdan, near the coast of Chiapas, at a depth of 15 kilometers (9 miles). This main event was preceded by a smaller preliminary quake located further out in the ocean.

Related imagery

Following the primary strike, the USGS recorded at least 10 aftershocks ranging from magnitude 4.9 to 6. However, reports from ABC News cited a different count of at least five aftershocks between magnitude 5.1 and 6.

Injuries and Local Impact in Mexico

Two people were reported injured in southern Mexico. In Tapachula, the primary city on Mexico's southern border, Demetrio Martínez, head of the city's Civil Protection agency, reported that a Haitian migrant woman in her 30s suffered a nervous breakdown. During the event, she jumped from an apartment building from a height of approximately four meters (13 feet). While she was hospitalized with fractures, Martínez noted her life is not in danger.

A second minor injury occurred at a nearby business in the same city due to a broken window. Local residents described a tremor that began mildly and intensified over time.

"We were upstairs on the second floor when it started shaking; we thought it would pass, but then it got stronger, so we all went downstairs and evacuated in an orderly manner to the front courtyard,"

Alejandra Mendoza, administrative employee at a public hospital, via The Associated Press

In Mexico City, some buildings creaked and shook. However, the official earthquake alert failed to sound. The government explained that the energy radiated by the earthquake during the first few seconds did not exceed the activation thresholds.

Regional Effects in Guatemala and El Salvador

In Guatemala City, the earthquake occurred during the morning rush hour as the workday was beginning. The duration of the shaking frightened residents, causing many to pour into the streets and evacuate several buildings. Guatemala's National Coordinator for Disaster Reduction (CONRED) reported no immediate damage, but social media users posted videos showing landslides, particularly on roads heading west.

The Guatemalan Ministry of Education took precautionary measures by suspending in-person classes in four departments near the quake's epicenter: San Marcos, Quetzaltenango, Suchitepéquez, and Retalhuleu.

The tremor was also felt strongly in San Salvador. While no deaths or damage were reported in the city, the Ministry of Environment reported a separate, less intense earthquake occurring off the coast of the Usulután department in the eastern part of the country.

Tsunami Monitoring and Official Responses

Mexican President Claudia Sheinbaum stated that preliminary reports indicated no damage. To mitigate tsunami risk, the Mexican navy issued a recommendation for people to stay away from beaches for six hours. Additionally, the Meteorological Service of Chiapas warned that tsunami waves of up to 1 meter (3.3 feet) could reach the coasts of both Mexico and Guatemala.

Monitoring efforts continued in the town of Suchiate, which is located along the river separating the two nations. Mayor Elmer Vázquez Gallardo confirmed that coastal areas are being monitored for tsunami activity.

Seismic Context

The border region is historically prone to deadly seismic activity. Earlier in 2026, a strong earthquake in southern and central Mexico killed two people. This current event follows a catastrophic 7.1 magnitude earthquake in 2017 that resulted in the deaths of hundreds of people in Mexico City.

Regional Impact Summary

Location	Reported Impact / Action	Official Source
Tapachula, Mexico	Two injuries; one jump from 13-foot height	Civil Protection Agency
Guatemala City	Building evacuations; reported landslides	CONRED / Social Media
Mexico City	Buildings shook; alert system not triggered	Mexican Government
San Salvador	Strong tremors; separate minor quake in Usulután	Ministry of Environment
Coastal Areas	Tsunami warning (up to 3.3 feet waves)	Meteorological Service of Chiapas