Bulgaria was rocked by another tremor overnight, in what has been a forthnight of busy seismic activity.
An earthquake measuring 3.4 on the Richter scale was registered near the town of Velingrad, the seismic information center at the Bulgarian Academy of Sciences (BAS) said.
The tremor was felt at 11.08pm local time on June 3, with the epicentre at 700m depth and 70km southeast of Sofia.
There were no reports of injuries or any structural damage..
This is just the latest in a series of tremors that followed the major jolt on May 22, with a magnitude of 5.8 on the Richter scale, with epicentre near Pernik, about 25km west of Sofia.
Pernik and the surrounding region suffered with sume structural damage as dozens of homes were damaged. Buildings in Sofia stood firm, although several chimneys collapsed.
There were no fatalities from the May 22 quake, which was the strongest earthquake in the country since the 1986 quake in Strazhitsa, measuring 5.7 on the Richter scale.