On 23 November 2022, a magnitude 6.1 earthquake struck near Düzce, Turkey, at a depth of 10.6 km (6.6 mi).

[2] The location, depth, and focal mechanism of the earthquake are consistent with the east–west trending, right-lateral North Anatolian Fault.

The largest was a Mw  7.6 earthquake on August 17, 1999, located about 95 km (59 mi) to the east.

[3] It occurred ten days after Turkey held a national drill to commemorate the 23rd anniversary of a 1999 earthquake which killed 710 people in the same area.

[11] Shaking was felt as far as Istanbul, Ankara, Bolu, Eskişehir, Kütahya, Bursa, Kocaeli and Edirne.