M 5.4 earthquake in Chile (Copiapó) — October 5, 1977

M 5.4 earthquake in Chile (Copiapó) — October 5, 1977. Epicenter 106 km S of Copiapó, depth 52 km, 00:34 Local (1977-10-05 04:34 UTC). Shaking felt by ~680K people. Readings from every reporting agency, affected towns, aftershock sequence.

106 km S of Copiapó (Chile) — -28.248, -70.736

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