M 4.9 earthquake in Chile (Calama) — August 1, 1977

M 4.9 earthquake in Chile (Calama) — August 1, 1977. Epicenter 55 km NE of Calama, depth 97 km, 12:30 Local (1977-08-01 16:30 UTC). Shaking felt by ~319K people. Readings from every reporting agency, affected towns, aftershock sequence.

55 km NE of Calama (Chile) — -22.225, -68.447

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