M 4.5 Earthquake: Philippine Sea (Agana, Guam) — May 22, 1973

M 4.5 Earthquake: Philippine Sea (Agana, Guam) — May 22, 1973. Epicenter 156 km SW of Agana, depth 11 km, 09:22 Local (1973-05-21 23:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (156 km SW of Agana, Guam) — 12.368, 143.862

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