M 4.6 Earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — September 19, 1975

M 4.6 Earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — September 19, 1975. Epicenter 846 km NW of Capitol Hill, depth 293 km, 23:29 Local (1975-09-19 14:29 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (846 km NW of Capitol Hill, Northern Mariana Islands) — 21.263, 140.891

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