Ust-Yansky District


Ust-Yansky District is an administrative and municipal district, one of the thirty-four in the Sakha Republic, Russia. It is located in the north of the republic in the Yana River delta on the coast of the Laptev Sea and borders with Allaikhovsky and Abyysky Districts in the east, Momsky District in the south, Verkhoyansky District in the southwest, and with Bulunsky District in the west. The area of the district is. Its administrative center is the urban locality of Deputatsky. Population: 10,009 ; The population of Deputatsky accounts for 37.0% of the district's total population.

Geography

The main rivers in the district include the Yana, the Omoloy, and the Chondon. The Kyundyulyun, northernmost spur of the Chersky Range, rises north of Ust-Kuyga.
Average January temperature ranges from and average July temperature ranges from. Annual precipitation ranges from in the north to in the south.

History

The district was established on January 5, 1967.

Demographics

As of the 1989 Census, the district had a population of 41,265 inhabitants, with an ethnic composition as follows:
However, a great deal of the ethnic Russian population left with the economic downturn following the collapse of the Soviet Union, so much so that the district lost over three-quarters of its population during the 1990s.
In the 2002 census, the indigenous Yakuts again formed a majority of inhabitants, with the total population now just 10,009. In that year, the ethnic composition of the district was:
The main industries are gold mining, reindeer herding, fishing, and fur trade. There are deposits of gold, tin, tungsten, mercury, lead, zinc, and brown coal.

Inhabited localities

Divisional source: