The first quake measuring 3.6 on the Richter scale hit an area of Kon Plong district at a depth of approximately 8.8km at around 18:35.
Earlier the same day, a 3.0 magnitude quake also shook Kon Plong district at a depth of 15km at about 12:47.
Both quake caused no human and property losses.
The Earthquake and Tsunami Warning Centre said it is keeping a close watch on the situation in Kon Tum.
On September 24, an earthquake measuring 2.8 on the Richter scale also struck Kon Plong district at a depth of 8.1km. It also caused no human and property losses.
Source: VOV