M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — June 22, 1976

M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — June 22, 1976. Epicenter 359 km N of Capitol Hill, depth 489 km, 23:57 Local (1976-06-22 13:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (359 km N, Northern Mariana Islands) — 18.396, 145.173

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