M 4.6 earthquake: North Pacific Ocean (USA) — May 15, 1983

M 4.6 earthquake: North Pacific Ocean (USA) — May 15, 1983. Epicenter 262 km W of Eureka, depth 10 km, 19:26 Local (1983-05-16 02:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (262 km W, USA) — 40.861, -127.258

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