Nizhnekolymsky District

Nizhnekolymsky District (Нижнеколы́мский улу́с; Аллараа Халыма улууһа, Allaraa Xalıma uluuha) is an administrative and municipal district (raion, or ulus), one of the thirty-four in the Sakha Republic, Russia. It is located in the northeast of the republic and borders with Allaikhovsky District in the west, Srednekolymsky District in the south, and with Bilibinsky District of Chukotka Autonomous Okrug in the east. The area of the district is 87100 km2. Its administrative center is the urban locality (a settlement) of Chersky. Population: 5,932 (2002 Census);  The population of Chersky accounts for 61.3% of the district's total population.

Geography
The district is washed by the East Siberian Sea in the north. The main river in the district is the Kolyma. Other rivers include the Alazeya, its tributary Rossokha, and the Chukochya. There are many lakes in the district, among them Lake Nerpichye, Lake Chukochye, Lake Bolshoye Morskoye, and Lake Ilyrgyttyn. Mount Kisilyakh-Tas is located in the district.

Climate
Average January temperature ranges from -32 C in the north to -38 C in the south and average July temperature ranges from +4 C in the north to +12 C in the south. Annual precipitation is 150 - 200 mm.

History
The district was established on May 20, 1931.

Demographics
As of the 2021 Census, the ethnic composition was as follows:
 * Russians: 39.7%
 * Yakuts: 17.6%
 * Evens: 14.7%
 * Chukchi: 12.2%
 * Yukaghir: 10.0%
 * Ukrainians: 1.5%
 * Tatars: 1.0
 * others: 3.3%

Economy
The economy of the district is mostly based on agriculture and fishing.

Inhabited localities
Divisional source:

Population source: *Administrative centers are shown in bold