Sinyaya (Lena)
The Sinyaya is a river in the Sakha Republic, Russia. It is a left tributary of the Lena. It is long, and has a drainage basin of.Course
The river begins in the Tampa-Ottoowo, a small lake located in the Lena Plateau at an elevation of. It flows roughly southeastwards and there are about 3,300 lakes in its basin. In its lower course the river is flanked by picturesque rock formations, the Sinyaya Pillars. The Sinyaya meets the left bank of the Lena near Sinsk, upstream from Yakutsk and from the Lena's mouth.
The Sinyaya freezes between October and May. From the end of May to June it flows at a high level owing to the melting of snow and the flow recedes in the summer. The area of the river basin is largely uninhabited. The river flows across three districts, Verkhnevilyuy, Gorny and Khangalassky.
The main tributaries of the Sinyaya are the Khangdaryma, Appaya and Chyna on the right and the Matta, Mekele, Chyra and Nuoraldyma on the left.
