M 4.7 earthquake: North Pacific Ocean (Northern Mariana Islands) — July 3, 1979

M 4.7 earthquake: North Pacific Ocean (Northern Mariana Islands) — July 3, 1979. Epicenter 780 km N of Capitol Hill, depth 10 km, 17:30 Local (1979-07-03 07:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (780 km N, Northern Mariana Islands) — 22.222, 146.003

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