M 4.9 earthquake: North Pacific Ocean (Northern Mariana Islands) — March 8, 1983

M 4.9 earthquake: North Pacific Ocean (Northern Mariana Islands) — March 8, 1983. Epicenter 350 km N of Capitol Hill, depth 75 km, 01:12 Local (1983-03-07 15:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (350 km N, Northern Mariana Islands) — 18.282, 146.487

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