Why doesn't Tianchi go into the water?
Tianchi is 4.4 kilometers long from north to south and 3.37 kilometers wide from east to west, with a catchment area of 2 1.4㎞? The water surface area is 9.82㎞? The average water depth is 204 meters and the deepest is 373 meters.
The water temperature in Tianchi Lake is 0.7℃- 1 1℃. It is the largest volcanic lake in China and the deepest alpine lake in the world. Now it is the border lake between China and North Korea.
Tianchi Lake was called Liangwen Lake, Tumen River and their lakes in ancient times. Tianchi is a crater, which was formed by long-term water accumulation. There is no water inlet, only a water outlet.