M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — May 11, 1979

M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — May 11, 1979. Epicenter 405 km N of Capitol Hill, depth 250 km, 14:09 Local (1979-05-11 04:09 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (405 km N, Northern Mariana Islands) — 18.841, 145.387

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