M 4.8 earthquake in Chile (Antofagasta) — December 20, 1981

M 4.8 earthquake in Chile (Antofagasta) — December 20, 1981. Epicenter 118 km SE of Antofagasta, depth 85 km, 19:23 Local (1981-12-20 22:23 UTC). Shaking felt by ~203K people. Readings from every reporting agency, affected towns, aftershock sequence.

118 km SE of Antofagasta (Chile) — -24.321, -69.501

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