Event Brief
6.7 earthquake shakes Peru’s southern Andes
By The BriefBrief · Sources (7)
Filed: Aug 21, 2026 at 3:07 AM ET
Summary: A powerful earthquake struck Peru’s southern Andes on Thursday, registering magnitude 6.7 on the USGS scale and 7.2 on Peru’s IGP scale. The quake occurred at 1 p.m. local time with an epicenter 38 km northwest of Upahuacho in Ayacucho and a depth of 66.7 km (USGS). Peru’s civil defense said it was felt with moderate to strong intensity in several departments, and the Navy confirmed no tsunami threat.
WHO: US Geological Survey (USGS); Peru’s Geophysical Institute (IGP); National Institute of Civil Defense; Peruvian Navy
WHAT: An earthquake shook Peru’s southern Andes Mountains, with no immediate reports of casualties and no tsunami threat.
WHEN: Aug 20, 2026
WHERE: Ayacucho region, southern Andes Mountains, Peru (near Upahuacho)
WHY: Cause not yet established.
ℹ️ This event is analyzed using pattern arcs, velocity indicators, and source analysis in our MI Console.
🔍 Sources (7) 🔒
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