Rajjaprabha Dam, formerly known as Chiew Lan, was constructed across Klong Saeng River at Ban Chieow Lan in Khao Phang sub-district, Ban Ta Khun district, Surat Thani.
Rockfill dam with clay core
The power plant is situated on the right hand side of the river. It is a reinforced concrete building that houses three 80 MW generators, totaling 240 MW of generating capacity. The power plant can generate 554 million units of electric power per annum.
Operation Year: 1987
Date of Inauguration: September 30, 1987