M 4.9 earthquake: Philippine Sea (Butuan, Philippines) — December 16, 1981

M 4.9 earthquake: Philippine Sea (Butuan, Philippines) — December 16, 1981. Epicenter 94 km E of Butuan, depth 33 km, 22:16 Local (1981-12-16 14:16 UTC). Shaking felt by ~3.4M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (94 km E of Butuan, Philippines) — 9.143, 126.378

EarthquakeLive.org