M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — June 1, 1975

M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — June 1, 1975. Epicenter 512 km N of Capitol Hill, depth 47 km, 19:16 Local (1975-06-01 09:16 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (512 km N, Northern Mariana Islands) — 19.72, 146.729

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