M 4.7 earthquake: North Pacific Ocean (Mexico) — March 22, 1983

M 4.7 earthquake: North Pacific Ocean (Mexico) — March 22, 1983. Epicenter 404 km W of Puerto Vallarta, depth 10 km, 09:07 Local (1983-03-22 16:07 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (404 km W, Mexico) — 19.314, -108.829

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