| Magnitude | 3.3 |
| Region | BULGARIA |
| Date time | 2012-07-31 00:10:21.3 UTC |
| Location | 42.635 ; 23.019 |
| Depth | 2 km |
| Distance | 26 km WSW of Sofia, Bulgaria / pop: 1,152,000 / local time: 03:10:21.3 2012-07-31 4 km NNW of Pernik, Bulgaria / pop: 82,400 / local time: 03:10:21.3 2012-07-31 |
All data providers for this event:
National Institute for Earth Physics -- Bucharest, Romania (NIEP)Institute of Geosciences, Polytechnic University of Tirana -- Tirana, Albania (IGEO)
Seismological Survey of Serbia -- Belgrade, Serbia (BEO)
National Institute in Geophysics, Geodesy and Geography - BAS -- Sofia, Bulgaria (SOF)
Aristotle University of Thessaloniki, Department of Geophysics -- Thessaloniki, Greece (THE)
Kandilli Observatory and Earthquake Research Institute -- Istanbul, Turkey (KOERI)
Further information can be found at:
National Institute in Geophysics, Geodesy and Geography - BAS -- Sofia, Bulgaria (SOF)