M 4.9 earthquake in Chile (Calama) — August 15, 1975

M 4.9 earthquake in Chile (Calama) — August 15, 1975. Epicenter 186 km N of Calama, depth 87 km, 04:22 Local (1975-08-15 08:22 UTC). Shaking felt by ~160K people. Readings from every reporting agency, affected towns, aftershock sequence.

186 km N of Calama (Chile) — -20.875, -68.312

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