The second Partial Acceptance at the Upper Kaleköy Dam located on the Murat River was realized on 9 May 2018.

Representatives from the Ministry of Energy and Natural Resources, TEİAŞ South East Anatolia Load Dispatch Operation Directorate, TEİAŞ 13ᵗʰ Regional Directorate and the General Directorate of Mineral Research and Exploration have attended the acceptance of Unit No. 1 with 201.8 MWm / 199.4 MWe installed capacity.

With the commissioning of Unit No. 1 after Unit No. 4, which was previously commissioned on 26 April 2018, the acceptance of a total installed capacity of 230.08 MWm / 228.05 MWe has been completed.