M 4.7 earthquake: North Pacific Ocean (Northern Mariana Islands) — April 14, 1983

M 4.7 earthquake: North Pacific Ocean (Northern Mariana Islands) — April 14, 1983. Epicenter 515 km N of Capitol Hill, depth 33 km, 21:18 Local (1983-04-14 11:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (515 km N, Northern Mariana Islands) — 19.842, 145.57

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