M 5.5 earthquake: North Pacific Ocean (Mexico) — November 21, 1997

M 5.5 earthquake: North Pacific Ocean (Mexico) — November 21, 1997. Epicenter 365 km SW of Puerto Vallarta, depth 33 km, 23:25 Local (1997-11-22 06:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (365 km SW, Mexico) — 19.379, -108.452

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