M 4.8 Earthquake: Philippine Sea (Surigao, Philippines) — September 26, 1973

M 4.8 Earthquake: Philippine Sea (Surigao, Philippines) — September 26, 1973. Epicenter 89 km SW of Surigao, depth 143 km, 04:33 Local (1973-09-25 20:33 UTC). Shaking felt by ~594K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (89 km SW of Surigao, Philippines) — 9.36, 124.801

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