M 4.9 earthquake in Chile (Copiapó) — August 4, 1977

M 4.9 earthquake in Chile (Copiapó) — August 4, 1977. Epicenter 144 km SW of Copiapó, depth 33 km, 02:45 Local (1977-08-04 06:45 UTC). Shaking felt by ~192K people. Readings from every reporting agency, affected towns, aftershock sequence.

144 km SW of Copiapó (Chile) — -28.353, -71.287

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