[6] Its administrative center is the urban locality (an urban-type settlement) of Ust-Omchug.

[3]The district is named after the Tenka River and is located in the southwest of Magadan Oblast.

[2] The area of the district is 35,578.19 square kilometers (13,736.82 sq mi).

[1] The urban locality (an urban-type settlement) of Ust-Omchug serves as its administrative center.

[1] As a municipal division, the district has been incorporated as Tenkinsky Urban Okrug since May 1, 2015.