series of quakes with the main quake's magnitude 7.3 struck Moro Gulf on July 23–24, 2010. A magnitude 5.2 quake struck Valencia City, Bukidnon on November 8, 2011, at a depth of 1 km. 39 people were injured, and several establishments were damaged. A magnitude 6.9 quake struck Negros, the rest of Central Visayas, and some parts of Mindanao on February 6, 2012, at a depth of 20 km. The quake killed people, caused major damage on infrastructures, and buildings. A tsunami alert level 2 was raised due to the quake. The quake also caused a landslide, burying a barangay. More than a thousand of aftershocks were recorded by PHIVOLCS within 2 days since the quake occurred. According to National Disaster Risk Reduction and Management Council, as of February 18, 2012, the death toll have risen to 51 with 62 people still missing, and injuring 112 people. Most deaths came from the city of Guihulngan and La Libertad where landslides occurred. 63, 697 from provinces in Region VII were affected by the quake. 15, 483 houses were partially or totally damaged, and a total of ₱383-million worth of damage to buildings, roads and bridges, and other infrastructures were recorded. A magnitude 5.9 quake struck Surigao City on March 16, 2012. Many were injured in the city for that certain day was the grand opening of Gaisano Capital Surigao. An estimated 6,000 people were in Gaisano when the earthquake happened. The earthquake caused a stampede which injured people. A magnitude of 7.6 quake struck 106 km near Guiuan, Eastern Samar on August 31, 2012. It was also felt in certain areas of Visayas and Mindanao. One person died, and another one was injured in Cagayan de Oro after being trapped in a collapsed house due to a landslide. Minutes after the quake, power interruptions occurred in the affected areas. The National Disaster Risk Reduction and Management Council reported that a house in Agusan del Sur province caught fire sparked by a gas lamp that was toppled during the earthquake. It also reported that two bridges in Eastern Samar, particularly the Buyayawan Bridge in Mercedes town and the Barangay Casuroy Bridge in San Julian town, were partially damaged. The Abreeza Mall in Bajada, Davao City suffered minor cracks on the floor due to the earthquake. In General MacArthur, Eastern Samar, 77 homes were damaged. There were also 6 houses damaged in Barangay