| Magnitude | ML 3.1 |
| Region | SOUTHERN GREECE |
| Date time | 2012-05-04 21:08:11.9 UTC |
| Location | 36.55 N ; 21.67 E |
| Depth | 10 km |
| Distances | 242 km SW Athens (pop 729,137 ; local time 00:08:11.9 2012-05-05) 188 km S Pátrai (pop 163,360 ; local time 00:08:11.9 2012-05-05) 67 km SW Kalamáta (pop 51,108 ; local time 00:08:11.9 2012-05-05) 30 km S Methóni (pop 1,165 ; local time 00:08:11.9 2012-05-05) |