M 4.6 earthquake: North Pacific Ocean (USA) — August 13, 1988

M 4.6 earthquake: North Pacific Ocean (USA) — August 13, 1988. Epicenter 423 km W of Coos Bay, depth 10 km, 08:19 Local (1988-08-13 17:19 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (423 km W, USA) — 44.221, -129.35

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