M 4.7 Earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — February 16, 1977

M 4.7 Earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — February 16, 1977. Epicenter 735 km N of Capitol Hill, depth 271 km, 11:06 Local (1977-02-16 01:06 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (735 km N of Capitol Hill, Northern Mariana Islands) — 21.393, 143.289

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