Earthquakes in Venezuela

Venezuela's seismicity is controlled by the boundary between the Caribbean plate and the South American plate. Unlike the Pacific-facing subduction zones of Chile or Peru, Venezuela's earthquake hazard comes primarily from strike-slip faults (horizontal shear fractures where tectonic plates slide laterally past each other). This boundary runs roughly east-west across northern Venezuela and through the Caribbean Sea.

Three major fault systems dominate the hazard landscape. The El Pilar Fault is a right-lateral strike-slip fault running along the northeastern coast from Trinidad westward through Sucre, Monagas, and Anzoategui states. It is analogous in style to California's San Andreas Fault and has generated large historical earthquakes, including the 1997 Cariaco earthquake (M6.9) that killed approximately 73 people. The Boconó Fault system cuts through the Venezuelan Andes in a southwest-northeast direction and is considered capable of generating M7+ events that could affect cities in the interior. The San Sebastian Fault lies offshore of the central north coast in the Caribbean Sea and was the source region for the devastating 1900 (M7.7) and the June 2026 (M7.5) earthquakes.

The June 24, 2026 earthquake sequence - a M7.2 foreshock followed 39 seconds later by the M7.5 mainshock near Yumare - was the most destructive seismic event in Venezuela in nearly three decades. The epicenter at 10 km depth produced MMI shaking estimated at approximately 8.9 (Severe to Violent) near Yumare, with strong shaking reaching Caracas and La Guaira state.

Historically, Venezuela's most catastrophic seismic event was the 1812 Caracas earthquake, estimated at M~7.0, which struck on March 26 during Holy Thursday religious services when churches were filled with worshippers. Between 15,000 and 20,000 people died, a devastating toll for a city of that era. The 1967 Caracas earthquake (M6.5) demonstrated that even moderate events can cause significant casualties in Caracas due to the vulnerability of buildings on soft alluvial soils.

FUNVISIS (Fundación Venezolana de Investigaciones Sismológicas) operates Venezuela's national seismic network and provides real-time earthquake data. Venezuela lacks a national earthquake early-warning system comparable to those in Japan or Mexico, making post-event awareness and preparedness culture particularly important for residents.