A powerful 7.4 earthquake occurred on Tuesday morning on the coast of southern Mexico. The tremblor had a depth of about 20 miles and was centered along the Pacific coast of Oaxaca state near the resort of Huatulco.
It send thousands into the streets and they remained there for a long time. There were strong aftershocks. The USGS estimated that some 2 million people felt strong or moderate shaking and another 49 million felt weak or light shaking.The National Weather Service's Pacific Tsunami Warning Center (PTWC) initially said that "hazardous" tsunami waves from the quake were possible within 620 miles of the epicenter, along the Pacific coasts of Mexico, Guatemala, El Salvador and Honduras. Waves of up to 2.2 feet were recorded in Acapulco and Salina Cruz but the big threat disappeared after two hours.
Mexico President Andrés Manuel López Obrador said one person was killed and another injured in a building collapse in Huatulco, Oaxaca. There were no reports about big damaged produced by the earthquake. Industrial areas had not major incidents. Some roads were blocked due to landslides in the Oaxaca-Istmo highway section. The earthquake is explained: the region has most of Earth's subduction zones, where oceanic plates slide under the lighter continental plates. In the past 35 years, there have been at least seven magnitude 7 or greater earthquakes with a total of about 10.000 victims.