M 5.3 earthquake: North Pacific Ocean (Northern Mariana Islands) — December 29, 1973

M 5.3 earthquake: North Pacific Ocean (Northern Mariana Islands) — December 29, 1973. Epicenter 423 km N of Capitol Hill, depth 45 km, 09:13 Local (1973-12-28 23:13 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (423 km N, Northern Mariana Islands) — 18.862, 146.86

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