The reservoir was created in the 1980s under a royal initiative by the late-King Bhumibol Adulyadej to provide irrigation for farmers as well as to enhance biodiversity.

The lake's wetlands are an important stopover point for migrating birds, and also a spawning ground for fish.

[3] Neighboring districts are (from the south clockwise): Ban Phaeng and Na Thom of Nakhon Phanom province; Seka and Bung Khla of Bueng Kan Province.

Bueng Khong Long district is divided into four sub-districts (tambons), which are further subdivided into 57 administrative villages (mubans).

This Bueng Kan province location article is a stub.