The Luzon earthquake strikes the Philippines with an intensity of 7.7, affecting Benguet, Pangasinan, Nueva Ecija, La Union, Aurora, Bataan, Zambales and Tarlac.
The 1990 Luzon earthquake struck the island of Luzon in the Philippines at 4:26 p.m. on July 16 (PDT) or 3:26 p.m. (PST) with an estimated moment magnitude of 7.7 and a maximum Mercalli intensity of IX (Violent) and produced a 125 km-long ground rupture that stretched from Dingalan, Aurora to Kayapa, Nueva Vizcaya. The event was a result of strike-slip movements along the Philippine Fault and the Digdig Fault within the Philippine Fault System. The earthquake's epicenter was near the town of Rizal, Nueva Ecija, northeast of Cabanatuan City. An estimated 1,621 people were killed, most of the fatalities located in Central Luzon and the Cordillera region.