M 4.9 earthquake: North Pacific Ocean (Philippines) — November 28, 1977

M 4.9 earthquake: North Pacific Ocean (Philippines) — November 28, 1977. Epicenter 252 km SE of Zamboanga, depth 585 km, 17:16 Local (1977-11-28 09:16 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (252 km SE, Philippines) — 4.956, 123.207

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