M 7.3 earthquake: Philippine Sea (Surigao, Philippines) — March 19, 1952

M 7.3 earthquake: Philippine Sea (Surigao, Philippines) — March 19, 1952. Epicenter 177 km E of Surigao, depth 15 km, 18:57 Local (1952-03-19 10:57 UTC). Shaking felt by ~61.3M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (177 km E of Surigao, Philippines) — 9.669, 127.099

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