1969 Banja Luka earthquake
| UTC time | 1969-10-26 15:36:52 |
|---|---|
| ISC event | 803808 |
| USGS-ANSS | ComCat |
| Local date | October 26, 1969 |
| Local time | 16:36 |
| Magnitude | 6.1 Mw |
| Depth | 13.0 km |
| Epicenter | 44°48′47″N 17°20′20″E / 44.813°N 17.339°E |
| Areas affected | SR Bosnia and Herzegovina |
| Max. intensity | MMI VIII (Severe) |
| Foreshocks | M 4.0 |
| Aftershocks | 6.5-6.6 Mw doublet earthquake on Oct 27 at 08:10 UTC |
| Casualties | 15 dead, 1,117 injured |
A series of earthquakes struck Banja Luka on October 26 and 27, 1969. They began with an unusually strong tremor on the night of October 26 at 02:55. Foreshocks commenced several hours later and small tremors continued until 08:53. The mainshock occurred at 16:36. The hypocenter was 20 kilometres (12 mi) below the city with a moment magnitude of 6.1 and a maximum Mercalli intensity of VIII (Severe). The earthquake was followed by a 6.5-6.6 magnitude a day later. It was categorized as a doublet earthquake.