M 5.9 earthquake in Argentina (Catamarca) — March 25, 1975

M 5.9 earthquake in Argentina (Catamarca) — March 25, 1975. Epicenter 103 km NW of Catamarca, depth 178 km, 03:41 Local (1975-03-25 06:41 UTC). Shaking felt by ~2.2M people. Readings from every reporting agency, affected towns, aftershock sequence.

103 km NW of Catamarca (Argentina) — -27.959, -66.659

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