M 5.5 earthquake in Chile (Antofagasta) — January 7, 1981

M 5.5 earthquake in Chile (Antofagasta) — January 7, 1981. Epicenter 25 km SW of Antofagasta, depth 37 km, 13:26 Local (1981-01-07 16:26 UTC). Shaking felt by ~610K people. Readings from every reporting agency, affected towns, aftershock sequence.

25 km SW of Antofagasta (Chile) — -23.754, -70.622

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