M 4.7 earthquake: North Pacific Ocean (USA) — October 21, 1988

M 4.7 earthquake: North Pacific Ocean (USA) — October 21, 1988. Epicenter 463 km W of Coos Bay, depth 10 km, 16:28 Local (1988-10-22 01:28 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (463 km W, USA) — 44.506, -129.779

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