M 5.1 Earthquake: Philippine Sea (Agana, Guam) — July 21, 1976

M 5.1 Earthquake: Philippine Sea (Agana, Guam) — July 21, 1976. Epicenter 260 km SW of Agana, depth 33 km, 04:23 Local (1976-07-20 17:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (260 km SW of Agana, Guam) — 11.645, 143.253

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