1907 Qaratog earthquake

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. Estimates of the death toll range between 12,000 and 15,000.