Pokrovsk is a town and the administrative center of Khangalassky District of the Sakha Republic, Russia, located on the left bank of the Lena R…Pokrovsk is a town and the administrative center of Khangalassky District of the Sakha Republic, Russia, located on the left bank of the Lena River, 78 kilometers southwest of Yakutsk, the capital of the republic. As of the 2010 Census, its population was 9,495.