Duke Energy International has sold its 50% ownership interest in two hydroelectric power plants near Cochabamba, Bolivia, to Econergy International for US$20M.

The sale closed yesterday. Duke Energy will take a pretax impairment related to the sale of approximately $28M. The pretax impairment from the sale of the assets was previously estimated to be approximately $50M and was taken in the fourth quarter of 2006.

Duke Energy International will not have any assets in Bolivia following the sale of the two plants, which have a combined operating capacity of 147MW.