The district was renamed from Khong to Rasi Salai in 1939.[1]
The Rasi Salai Dam was built here in 1994 and unofficially decommissioned in July 2000 following devastation of local farming villages as documented by Living River Siam.[2]
Administration
The district is divided into 13 sub-districts (tambons), which are further subdivided into 190 villages (mubans). Mueang Khong is a township (thesaban tambon) and covers parts of tambon Mueang Khong. There are a further 13 tambon administrative organizations (TAO).