M 4.9 earthquake: North Pacific Ocean (Philippines) — June 7, 1980

M 4.9 earthquake: North Pacific Ocean (Philippines) — June 7, 1980. Epicenter 312 km S of Zamboanga, depth 591 km, 21:30 Local (1980-06-07 13:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (312 km S, Philippines) — 4.202, 122.788