M 4.8 earthquake: North Pacific Ocean (USA) — May 7, 1975

M 4.8 earthquake: North Pacific Ocean (USA) — May 7, 1975. Epicenter 443 km SW of Atka, depth 33 km, 22:26 Local (1975-05-08 10:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (443 km SW, USA) — 50.302, -179.806

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