M 5.4 earthquake in Argentina (Catamarca) — July 31, 2011

M 5.4 earthquake in Argentina (Catamarca) — July 31, 2011. Epicenter 110 km NW of Catamarca, depth 170 km, 14:36 Local (2011-07-31 17:36 UTC). Shaking felt by ~365K people. Readings from every reporting agency, affected towns, aftershock sequence.

110 km NW of Catamarca (Argentina) — -27.771, -66.571

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