M 4.9 earthquake: Philippine Sea (Naha, Japan) — April 28, 1973

M 4.9 earthquake: Philippine Sea (Naha, Japan) — April 28, 1973. Epicenter 265 km W of Naha, depth 103 km, 13:43 Local (1973-04-28 04:43 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (265 km W of Naha, Japan) — 25.666, 125.09

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