M 4.6 earthquake: North Pacific Ocean (Ecuador) — October 18, 1974

M 4.6 earthquake: North Pacific Ocean (Ecuador) — October 18, 1974. Epicenter 1157 km W of Puerto Villamil, depth 33 km, 18:56 Local (1974-10-19 01:56 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (1157 km W, Ecuador) — 2.177, -100.946

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