The bureau, which is part of the Meteorological Department, said the first magnitude 2.9 took place at 9.59pm. Its epicentre was 4-kilometres deep and located at 17.564 degrees latitude North and 98.233 degrees longitude East.
The second 2.1-magnitude quake took place at 12.28am on August 24. Its epicentre was about 3 km deep, located at 17.577 degrees latitude North and 98.177 degrees longitude East.
No damage was reported.