M 4.8 earthquake: Philippine Sea (Agana, Guam) — July 9, 1982

M 4.8 earthquake: Philippine Sea (Agana, Guam) — July 9, 1982. Epicenter 198 km SW of Agana, depth 33 km, 12:43 Local (1982-07-09 02:43 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (198 km SW of Agana, Guam) — 12.204, 143.463

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