Lake Khasan

For other uses, see Khasan (disambiguation).

Lake Khasan
Location	Khasansky District, Primorsky Krai
Coordinates	42°26′55″N 130°36′29″E
Primary outflows	Tanbogatyi River
Basin countries	Russia
Surface area	2.23 km²

War memorial outside Khasan, on the bluffs where the Battle of Lake Khasan took place in 1938

Lake Khasan (Russian: озеро Хасан) is a small lake in Khasansky District, Primorsky Krai of Russia, on the border with North Korea, 130 km southwest of Vladivostok. It has a surface area of 2.23 km². The Tanbogatyi River flows from the lake. The lake, described as "the tight corner where the territories of Korea, Manchuria, and Russia meet", was the site of the Battle of Lake Khasan in summer 1938.