Markha
View of the river
Mouth location in Yakutia, Russia Show map of Sakha Republic Markha (Vilyuy) (Russia) Show map of Russia
Location
Country	Russia
Physical characteristics
Source
• location	Muosaany Lake
• coordinates	66°09′01″N 111°19′08″E / 66.15028°N 111.31889°E / 66.15028; 111.31889
• elevation	700 metres (2,300 ft)
Mouth	Vilyuy
• coordinates	63°27′59″N 118°54′11″E / 63.46639°N 118.90306°E / 63.46639; 118.90306
• elevation	100 metres (330 ft)
Length	1,181 km (734 mi)
Basin size	99,000 km2 (38,000 sq mi)
Discharge
• average	405 cubic metres per second (14,300 cu ft/s)
Basin features
Progression	Vilyuy→ Lena→ Laptev Sea
Tributaries
• right	Morkoka

Markha (Russian: Марха́; Yakut: Марха өрүс, Marxa örüs) is a river in the Sakha Republic in Russia. It is a left tributary of the Vilyuy (in the drainage basin of the Lena). The Markha is 1,181 kilometres (734 mi) long, with a drainage basin of 99,000 square kilometres (38,000 sq mi).^[1] Its average discharge is 405 cubic metres per second (14,300 cu ft/s).

Course

The river has its sources on the Vilyuy Plateau, a part of the Central Siberian Plateau. It joins the left bank of the Vilyuy 518 km (322 mi) from its mouth.^[1]