M 4.8 earthquake: North Pacific Ocean (Northern Mariana Islands) — May 26, 1977

M 4.8 earthquake: North Pacific Ocean (Northern Mariana Islands) — May 26, 1977. Epicenter 380 km N of Capitol Hill, depth 42 km, 21:25 Local (1977-05-26 11:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (380 km N, Northern Mariana Islands) — 18.479, 146.806

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