M 5.5 earthquake in Argentina (Catamarca) — August 27, 1974

M 5.5 earthquake in Argentina (Catamarca) — August 27, 1974. Epicenter 105 km NW of Catamarca, depth 147 km, 12:20 Local (1974-08-27 15:20 UTC). Shaking felt by ~522K people. Readings from every reporting agency, affected towns, aftershock sequence.

105 km NW of Catamarca (Argentina) — -27.933, -66.667

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