The Philippine Institute of Volcanology and Seismology (PHIVOLCS) recorded three quakes in the evening of October 2, occurring successively in three locations in Bohol.
The first was a magnitude 2.1 ground shaking with epicenter at three kilometers north by 49 degrees from east of Cortes at 8:30 p.m., and had depth of 33 kilometers.
Another one, a magnitude 2.3 quake, followed at 8:50 p.m. at four kilometers south by 72 degrees from east of Sagbayan and had depth of one kilometer.
The third was a magnitude 3.7 which Phivolcs recorded at 8:56 p.m. Its epicenter was traced at four kilometers south from west of Antequera at 77 degrees by direction and had depth of seven kilometers.
The last three ground shaking recorded on October 2 made the total of 12 earthquakes recorded in Bohol since September 1.
Phivolcs recorded two earthquakes in Bohol on September 29.
The first was a magnitude 2 at 6:30 a.m. with epicenter traced five kilometers north of west of Bilar and with depth of 33 kilometers.
The second, a magnitude 2.1, followed at 9:14 a.m. which epicenter was traced at eight kilometers north of east of Mabini and with depth of four kilometers.
Phivolcs recorded a magnitude 2.4 earthquake at 10:55 a.m. on September 28 six kilometers south of east of Catigbian with depth of 33 kilometers.
The first earthquake recorded in a month occurred at 11:33 p.m. on September 1 at magnitude 2.4 and with depth of eight kilometers which epicenter was traced eight kilometers south of west of Sagbayan.
Another earthquake recorded at seven kilometers south of west of Sagbayan was at 12:48 p.m. on September 5 at magnitude 2.1 and with depth of 34 kilometers.
The following day, a magnitude 2.4 earthquake was recorded at 6 a.m. 31 kilometers south of east of Anda with depth of six kilometers.
The next one, a magnitude 2.9, followed at 9:24 p.m. on September 8 with depth of 24 kilometers and its epicenter at four kilometers north from east of Batuan.
Phivolcs recorded a magnitude 2.3 earthquake at 5:51 a.m. on September 14 with depth of 12 kilometers at four kilometers north of west Danao.
The next one followed at 3:12 p.m. on September 17 with extent of magnitude 2.9 with depth of two kilometers and epicenter at one kilometer south of west of Sagbayan.