The 2,000-MW Lower Subansiri hydro power project began in 2005 and the project was intented to start its operation in 2014.
Around 60% of the work on the 2,000-MW Lower Subansiri hydro power project is almost complete. Though, work at the project site came to a halt since 2010 following protests from anti-dam activists. Similarly, a case against the dam is running in the National Green Tribunal (NGT). NHPC authority and concern government compelled to bow down before the strikes and protests against the lower Subansiri hydro power project.
Along this, this dam turned into a huge political issue for opposition during the 2014 Lok Sabha elections. BJP and Asom Gana Parishad (AGP) opposed the construction of a big dam in the region while Congress was for it.
Now, the tunnels of the dam worsening, guard walls are abrading. Assam will get 533 MW of power from the Lower Subansiri project. NHPC will spend Rs 470 crore in the downstream activity. Though NHPC has spent huge amount for construction of the dam , its majority of machinery gets rusted before start functioning. The present inside status of the dam and machinery raised several questions about working capability of the dam. Concerned circles fear that the dam’s construction was not up to the mark.
According to NHPC officials in few years ago, in Lower Subansiri the funding pattern was 30% equity and 70% debt. The initial cost of the project was Rs 6,285.33 crore but it has increased three times since. NHPC has invested close to Rs 8,000 crore in the project. The revised cost estimate stands at Rs 17,000 crore. They also said that long-term loan was not available and the government was planning to extend the depreciation to 25 to 30 years.