Tong Tso (Tibetan: སྟོང་མཚོ, Wylie: stong mtsho) or Dong Co (Chinese: 洞错; pinyin: Dòng Cuò）is a plateau lake in Gêrzê County, Tibet Autonomous Region, southwest of China. The name of lake means "Desolate Lake" in Standard Tibetan. The lake has a total area of about 87.7 square kilometers. Lying at an elevation of 4,396 metres, it is dotted with two islands.[1]

Tong Tso
Tong Tso
Coordinates	32°10′N 84°44′E
Type	Salt lake
Basin countries	China
Max. length	13.8 km (9 mi)
Max. width	8.6 km (5 mi)
Surface area	87.7 km2 (0 sq mi)
Surface elevation	4,396 m (14,423 ft)
Settlements	Dongco

Maps

• 
  Map including Tong Tso (labeled as T'UNG-KO HU (TANGKA TSHO)) (ATC, 1972)
• 
  Map including Tong Tso (labeled as T'ung-ko Hu) (DMA, 1975)
• 
  Map including Tong Tso (labeled as DONG CO) (DMA, 1990)

Notes