Indigirka basin

The Indigirka (; ) is a river in the Sakha Republic in Russia between the Yana to the west and the Kolyma to the east. It is long. The area of its basin is .

Chokurdakh (; , Çokuurdaax) is an urban locality (an urban-type settlement) and the administrative center of Allaikhovsky District of the Sakha Republic, Russia. As of the 2010 Census, its population was 2,367.

Ust-Nera (; ) is an urban locality (an urban-type settlement) and the administrative center of Oymyakonsky District in Yakutia, Russia. Located in one of the coldest permanently inhabited regions on Earth, Ust-Nera is approximately northeast of the republic's capital, Yakutsk. As of the 2010 Census, its population was 6,463.

Khonuu (; ) is a rural locality (a selo) and the administrative center of Momsky District in the Sakha Republic, Russia, located on the right bank of the Indigirka River. Population:

river in Yakutia, Russia