M 4.5 earthquake: North Pacific Ocean (USA) — February 24, 1975

M 4.5 earthquake: North Pacific Ocean (USA) — February 24, 1975. Epicenter 273 km W of Eureka, depth 33 km, 06:58 Local (1975-02-24 13:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (273 km W, USA) — 40.286, -127.301

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