M 5.4 earthquake: South Pacific Ocean (Ecuador) — July 31, 1973

M 5.4 earthquake: South Pacific Ocean (Ecuador) — July 31, 1973. Epicenter 1683 km W of Puerto Villamil, depth 33 km, 13:13 Local (1973-07-31 20:13 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (1683 km W, Ecuador) — -4.325, -105.785

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