M 5.1 earthquake: Philippine Sea (Surigao, Philippines) — December 9, 1975

M 5.1 earthquake: Philippine Sea (Surigao, Philippines) — December 9, 1975. Epicenter 48 km E of Surigao, depth 88 km, 16:50 Local (1975-12-09 08:50 UTC). Shaking felt by ~1.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (48 km E of Surigao, Philippines) — 9.778, 125.93

Philippine Sea (Philippines)

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