M 4.7 earthquake in Chile (Calama) — August 20, 1987

M 4.7 earthquake in Chile (Calama) — August 20, 1987. Epicenter 39 km N of Calama, depth 121 km, 19:01 Local (1987-08-20 23:01 UTC). Shaking felt by ~204K people. Readings from every reporting agency, affected towns, aftershock sequence.

39 km N of Calama (Chile) — -22.108, -68.845

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