Minor Jolts Registered in SW Bulgaria

Several earthquakes have been registered in Southwestern Bulgaria in the small hours of Wednesday, the national seismological agency says.

The strongest tremor, with a magnitude of 3.3 on the Richer scale, occurred at 01:40 local time near the village of Kochan, at a depth of 13 km beneath the surface.

The last quake was registered at 05:00 and had a magnitude of 2.0.