South Lhonak Lake

South Lhonak Lake
From 1962 to 2006, a close-up view of changes in the glacier area surrounding the North and South Lhonak glaciers, highlighting changes in the proglacial lakes.[1]
Coordinates27°56′50.93″N 88°19′53.54″E / 27.9474806°N 88.3315389°E / 27.9474806; 88.3315389
TypeGlacial, moraine-dammed
Primary inflowsLhonak Glacier
Basin countriesIndia
Max. length1.98 km (1.23 mi)
Max. width0.45 km (0.28 mi)
Surface area1.26 km2 (0.49 sq mi)
Max. depth79.24 m (260.0 ft)
Surface elevation5,200 m (17,100 ft)

South Lhonak Lake is a glacial-moraine-dammed lake, located in Sikkim's far northwestern region.[2] It is one of the fastest expanding lakes in the Sikkim Himalaya region, and one of the 14 potentially dangerous lakes susceptible to Glacial lake outburst flood (GLOFs).[3][4]

  1. ^ Racoviteanu, A.E.; Arnaud, Y.; Williams, M.W.; Manley, M.F. (2015). "Spatial patterns in glacier characteristics and area changes from 1962 to 2006 in the Kanchenjunga–Sikkim area, eastern Himalaya". The Cryosphere. 9 (2): 505–523. Bibcode:2015TCry....9..505R. doi:10.5194/tc-9-505-2015. ISSN 1994-0424.
  2. ^ Sattar, Ashim; Goswami, Ajanta; Kulkarni, Anil V. (2019-06-10). "Hydrodynamic moraine-breach modeling and outburst flood routing - A hazard assessment of the South Lhonak lake, Sikkim". Science of the Total Environment. 668: 362–378. doi:10.1016/j.scitotenv.2019.02.388. ISSN 0048-9697. PMID 30852213. S2CID 73726939.
  3. ^ "Glacial lake keeps disaster managers on toes in Sikkim". www.downtoearth.org.in. Retrieved 2022-04-27.
  4. ^ Sattar, Ashim; Goswami, Ajanta; Kulkarni, Anil. V.; Emmer, Adam; Haritashya, Umesh K.; Allen, Simon; Frey, Holger; Huggel, Christian (2021-09-01). "Future Glacial Lake Outburst Flood (GLOF) hazard of the South Lhonak Lake, Sikkim Himalaya". Geomorphology. 388: 107783. Bibcode:2021Geomo.38807783S. doi:10.1016/j.geomorph.2021.107783. ISSN 0169-555X. S2CID 236237797.