M 5.3 Earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — December 28, 1981

M 5.3 Earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — December 28, 1981. Epicenter 743 km N of Capitol Hill, depth 33 km, 23:08 Local (1981-12-28 13:08 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (743 km N of Capitol Hill, Northern Mariana Islands) — 21.555, 143.538

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