International Disaster and Emergency Monitoring Center

Preliminary earthquake data and analysis


Earthquake Report
Base data
Event ID 1774522
Event time 2026-10-18 11:22:55 (UTC)
Local time 2026-10-18 14:22:55 - [It was afternoon in the affected area.]
Last update 2026-10-18 11:28:48 (UTC)
Magnitude 3
Depth 27.9 km
Class Minor
Hypocenter Shallow depth
Mercalli scale 1
Possible effects People do not feel any Earth movement.
Data status
Data provider EMSC

Location
Continent South-America
Country Chile
Administration area Atacama
Nearest settlement Vallenar
Distance 68 km
Course WSW
Surface type underwater quake
Tsunami region South Pacific
Water surface name South Pacific Ocean



Risk Analisys
Nearest nuclear power plants
There is no known nuclear power plant nearby.
Nearest marine ports
Huasco (32,75 km), Huasco (32,75 km)
Nearest airports
Punta Gaviota Airport (41,59 km), Punta Gaviota Airport (41,59 km), Freirina Airport (42,20 km), Freirina Airport (42,20 km), Vallenar Airport (68,04 km)
Nearest volcanoes
There is no known volcanoes nearby.
Quick Analysis
Due to the small magnitude of the earthquake and the moderate depth of the hypocenter, minimal damage is conceivable.According to the epicenter of the quake, this is an underwater quake.