M 4.5 earthquake: North Pacific Ocean (USA) — October 15, 1978

M 4.5 earthquake: North Pacific Ocean (USA) — October 15, 1978. Epicenter 264 km W of Eureka, depth 15 km, 21:22 Local (1978-10-16 04:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (264 km W, USA) — 40.52, -127.256

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