M 6.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — June 14, 1947

M 6.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — June 14, 1947. Epicenter 723 km N of Capitol Hill, depth 20 km, 09:50 Local (1947-06-13 23:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (723 km N, Northern Mariana Islands) — 21.717, 145.692

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