M 4.8 earthquake: Philippine Sea (Surigao, Philippines) — October 12, 1991

M 4.8 earthquake: Philippine Sea (Surigao, Philippines) — October 12, 1991. Epicenter 69 km NW of Surigao, depth 33 km, 05:05 Local (1991-10-11 21:05 UTC). Shaking felt by ~1.6M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (69 km NW of Surigao, Philippines) — 10.163, 124.991