Devastating Earthquake Strikes Venezuela

The magnitude 7.5 earthquake that hit Venezuela on Wednesday is the largest earthquake to occur in the region since 1900. According to the U.S. Geological Survey, this quake could result in more fatalities than the 7.7-magnitude earthquake from over a century ago.

A previous substantial earthquake, measuring 7.7 magnitude, struck the country on October 29, 1900. At that time, modern instrumentation was unavailable. The U.S.G.S. estimated its magnitude based on the reported damage and effects in the region. Paule Earle, a geophysicist with the U.S.G.S., explained this approach.

The infamous San Narciso Earthquake of 1900 severely affected Caracas in the early hours, resulting in 21 deaths and injuries to 50 people. Significant structures were damaged, including churches, public buildings, and homes. An impact report from The New York Times noted the collapse of about 300 buildings. Key structures like the university tower and several church spires were destroyed, leaving many people to reside in tents.

Today’s quake, preceded by a magnitude 7.2 earthquake, is potentially even more destructive. However, the complete scale of human casualties and property damage remains unclear. Experts have established that the two events are linked, identifying the 7.2-magnitude quake as a foreshock and the 7.5-magnitude quake as the main shock. William Barnhart, a U.S.G.S. geophysicist, noted, “An earthquake can cause stress changes in the ground, leading to other earthquakes.”

Venezuela is regularly affected by seismic activity due to its location between the South American and Caribbean tectonic plates. Past incidents include a magnitude 7.3 quake on August 21, 2018, and a magnitude 7.0 quake on July 9, 1997.

Amy Graff reports for The Times, focusing on weather, wildfires, and earthquake coverage.