The Philippine Institute of Volcanology and Seismology (Phivolcs) reported Thursday night that a quake initially measured at magnitude 6.7 was later upgraded to 6.9.

Phivolcs said the tremor occurred at 9:59 p.m., with the epicenter located 21 kilometers northeast of Bogo City, Cebu, at a shallow depth of 5 kilometers. The U.S. Geological Survey initially recorded a magnitude 7.0 before revising it downward.

Phivolcs logged the following felt intensities:

• Intensity 6: Cebu City; Villaba, Leyte

• Intensity 5: Argao, Cebu; Lapu-Lapu City; Tacloban City; Sipalay City, Negros Occidental

• Intensity 4: San Fernando, Cebu; Bulan, Bulusan, and Casiguran, Sorsogon; Roxas City, Capiz; Himamaylan City, Negros Occidental; Ubay, Bohol; Lawaan, Eastern Samar; Laoang, Northern Samar; Catbalogan City, Samar; Dipolog City, Zamboanga del Norte

• Intensity 3: Legazpi City, Albay; Iriga City, Camarines Sur; Donsol, Sorsogon; Tibiao, Antique

Instrumental intensities were also recorded:

• Intensity 5: Argao, Asturias, Danao City, and Talisay City, Cebu; Lapu-Lapu City; Esperanza, Masbate; Abuyog, Carigara, and Hilongos, Leyte; Ormoc City

• Intensity 4: Moalboal, Cebu; Bulusan, Sorsogon; Roxas City and Tapaz, Capiz