M 5.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — August 22, 1998

M 5.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — August 22, 1998. Epicenter 390 km N of Capitol Hill, depth 57 km, 22:32 Local (1998-08-22 12:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (390 km N, Northern Mariana Islands) — 18.655, 146.428

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