The total electricity generation capacity of Tarbela Power House will reach 6,418 megawatts from the existing 4,888 MW after the commissioning of the Tarbela 5th Extension Project in 2025.

The WAPDA spokesman told APP the project would provide environment-friendly and low-cost hydel electricity to the National Grid.

WAPDA is constructing the Tarbela 5th Extension Hydropower Project on Tunnel No 5 of Tarbela Dam with the financial assistance of World Bank and Asian Infrastructure Investment Bank.