Overview
- A major earthquake with parameters reported by Peru's Instituto Geofísico del Perú struck near Coracora in Parinacochas, Ayacucho, on Thursday, August 20, producing strong shaking across southern and central regions.
- The IGP placed the event at magnitude 7.2 with a focus about 108 kilometers deep, a depth that explains why the tremor was felt across long distances but initially caused less concentrated surface destruction.
- Different agencies provided early size and location estimates, with the USGS giving a lower preliminary magnitude around 6.7 and shallower depth, a common short-term discrepancy as seismological data are processed.
- Local emergency bodies and the Navy have ruled out a tsunami risk, teams are inspecting towns near the epicenter, and preliminary reports list rockfalls, some damaged houses and a small number of injuries that authorities are still verifying.
- Officials warned of likely low-magnitude aftershocks as they complete impact assessments, and experts note the event sits within the region's active subduction zone where intermediate-depth quakes can be widely felt without producing uniform surface devastation.