The third happened the same day at 14:56 UTC-4 . Its epicenter was near Purén , Araucanía Region , Chile and its magnitude was 7.8 MS or 7.8 Mw . This earthquake happened 15 minutes before the 1960 Valdivia earthquake
1960 Valdivia earthquake
1960 Valdivia earthquake
1960 Concepción earthquakes