Mayagas  Mayagas () is a rural locality (a "selo"), the only inhabited locality, and the administrative center of Khorinsky Rural Okrug of Ust-Aldansky District in the Sakha Republic, Russia, located from Borogontsy, the administrative center of the district. Its population as of the 2010 Census was 593, up from 496 recorded during the 2002 Census.