Lena

Watershed statistics

• Country: Russia
• Large-scale drainage area: Russian Arctic (Arctic)
• Drainage: 2,306,772 km2
• Runoff: 533 km3/yr
• Suspended sediment: 15.9 Mt/yr
• Population density: 1 people/km2
• Large cities: 1
• Cropland: 2%
• Developed: 1%
• Modified land area: 3%
• Forest loss: 19%
• Large dams: 2
• Sediment trapping efficiency: 0.01 (fraction)

Reference: Revenga, C., S. Murray, J. Abramovitz, and A. Hammond, 1998. Watersheds of the World: Ecological Value and Vulnerability. Washington, DC: World Resources Institute.