M 5.1 earthquake near Cagayan, Filippine — 1977-07-21

Magnitude 5.1 earthquake near 87 km a SE di Tuguegarao (Filippine), depth 46 km, 03:55 Local (1977-07-21 18:55 UTC). Shaking felt by ~10.1 mln people. Readings from every reporting agency, affected towns, aftershock sequence.

87 km a SE di Tuguegarao (Filippine) — 17.212, 122.432