M 4.6 earthquake: North Pacific Ocean (Philippines) — March 12, 1973

M 4.6 earthquake: North Pacific Ocean (Philippines) — March 12, 1973. Epicenter 277 km SE of General Santos, depth 57 km, 22:57 Local (1973-03-12 14:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (277 km SE, Philippines) — 4.126, 126.693

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