M 6.0 earthquake: Philippine Sea (Agana, Guam) — May 1, 1929

M 6.0 earthquake: Philippine Sea (Agana, Guam) — May 1, 1929. Epicenter 229 km SW of Agana, depth 20 km, 17:38 Local (1929-05-01 07:38 UTC). Shaking felt by ~122K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (229 km SW of Agana, Guam) — 11.929, 143.343

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