International Disaster and Emergency Monitoring Center

Preliminary earthquake data and analysis

Earthquake Report
Base data
Event ID 1584586
Event time 2026-02-28 07:27:42 (UTC)
Local time 2026-02-28 10:27:42 - [It was morning in the affected area.]
Last update 2026-02-28 07:36:05 (UTC)
Magnitude 3.1
Depth 103 km
Class Minor
Hypocenter Medium deep
Mercalli scale 1
Possible effects People do not feel any Earth movement.
Data status
Data provider EMSC

Location
Continent South-America
Country Argentina
Administration area San Juan
Nearest settlement Calingasta
Distance 41 km
Course ENE
Surface type underground quake

Overview map
Green circle [feel the Eq] 10 km, Orange circle 25 km, Yellow circle 75 km

Population map
Green circle [feel the seism activity] 10 km, Orange circle 25 km, Yellow circle 75 km

Risk Analisys
Nearest nuclear power plants
There is no known nuclear power plant nearby.
Nearest marine ports
There is no known marine port nearby.
Nearest airports
La Laja Airport (54,72 km), La Laja Airport (54,72 km), San Juan Aeroclub Airport (63,37 km), San Juan Aeroclub Airport (63,37 km), Domingo Faustino Sarmiento Airport (70,52 km)
Nearest volcanoes
There is no known volcanoes nearby.
Quick Analysis