M 5.1 earthquake in the Philippines (Naga) — February 4, 1977

M 5.1 earthquake in the Philippines (Naga) — February 4, 1977. Epicenter 38 km SE of Naga, depth 61 km, 18:21 Local (1977-02-04 10:21 UTC). Shaking felt by ~6.2M people. Readings from every reporting agency, affected towns, aftershock sequence.

38 km SE of Naga (Philippines) — 13.36, 123.405

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