| UTC time | 1907-10-21 04:23:43 | 
|---|---|
| ISC event | 16957975 | 
| USGS-ANSS | ComCat | 
| Local date | 21 October 1907 | 
| Local time | 10:23 | 
| Magnitude | 7.4 Ms | 
| Depth | 35 km (22 mi) | 
| Epicenter | 38°30′N67°54′E / 38.5°N 67.9°E | 
| Areas affected | Tajikistan Uzbekistan | 
| Total damage | US$200 million [1] | 
| Max. intensity | MMI IX (Violent) | 
| Casualties | 12,000–15,000 | 
The 1907 Qaratog earthquake occurred at 04:23 UTC on 21 October near Qaratog (Karatag) in the border area between Uzbekistan and Tajikistan, then part of the Russian Empire. The shock had an estimated surface-wave magnitude of 7.4 and a maximum felt intensity of IX (Violent) on the Mercalli intensity scale. [2] [3] Estimates of the death toll range between 12,000 and 15,000. [4]