A 4.1-magnitude earthquake was registered Thursday in Romania's region of Vrancea.
The jolt was recorded at 12:51 local time, according to reports of the Bulgarian Telegraph Agency (BTA), citing data of Romania's National Institute for Earth Physics.
The quake occurred at a depth of 150 km and its epicenter was near the cities of Covasna, Focsani and Ramnicu Sarat.
On April 21, Vrancea reported a 4.2-magnitude jolt with a depth of 119 km which had been preceded by a 2.8-magnitude quake with a depth of 87 km.
Romania's Vrancea County is a seismically active area.
The strongest earthquake to hit the region, measuring 7.2 on the Richter scale, was recorded on March 4, 1977 and was felt throughout the Balkans.