M 4.9 earthquake: North Pacific Ocean (Philippines) — May 20, 1975

M 4.9 earthquake: North Pacific Ocean (Philippines) — May 20, 1975. Epicenter 253 km SE of General Santos, depth 106 km, 20:05 Local (1975-05-20 12:05 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (253 km SE, Philippines) — 4.275, 126.527

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