M 5.7 earthquake in Chile (Concepción) — December 20, 1978

M 5.7 earthquake in Chile (Concepción) — December 20, 1978. Epicenter 80 km NE of Concepción, depth 47 km, 22:13 Local (1978-12-21 01:13 UTC). Shaking felt by ~2.8M people. Readings from every reporting agency, affected towns, aftershock sequence.

80 km NE of Concepción (Chile) — -36.286, -72.463

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