Overview

• The quake was the third in a sequence since early Friday, following a 6.5-magnitude shock just after midnight and a second tremor at a 10-mile depth.
• The strongest event struck near Copiapo at a shallow depth of 40 miles, amplifying its impact along the Pacific coast.
• USGS data indicate that over 240,000 people across northern Chile and neighboring Argentina likely felt the shaking.
• Seismic and statistical models from the USGS assess a low risk of fatalities or serious infrastructure damage from the tremor.
• Chile’s National Emergency Office continues close monitoring and advises residents to remain alert for potential aftershocks.