PASIGHAT, October 27, 2026: Opposition to the proposed Siang Upper Multipurpose Project has become a major law-and-order and public-policy issue in Arunachal Pradesh, as protests against the large hydropower development have been accompanied by violence and additional security deployments.
The proposed project, with a planned capacity of approximately 11,200 megawatts, has faced resistance from sections of local communities concerned about the potential impact on settlements, livelihoods, the environment and ancestral land.
Editorial Insight
Key Highlights
Important points readers should notice.
Issue/Event: Protests against the proposed 11,200 MW Siang Upper Multipurpose Project have intensified, with unrest reported in multiple districts.
Location: Pasighat and the Siang Valley in Arunachal Pradesh, with related protests reported in Upper Subansiri district.
Authority/Organisation: Arunachal Pradesh Police, state administration, central security forces and NHPC.
Action Taken: Additional Rapid Action Force and other security personnel have been deployed, while administrative restrictions and public-order measures remain in place in affected areas.
Impact: The unrest has disrupted normal activity, raised public-safety concerns and intensified debate over hydropower development, environmental protection and community rights.
The situation escalated in Pasighat, in East Siang district, on October 23, when protests turned violent. Reports described damage to public property, including an office of the National Hydroelectric Power Corporation (NHPC), a police facility and vehicles. The residences of several political leaders were also reportedly targeted.
Following the unrest, the authorities deployed additional Central Reserve Police Force personnel, including two companies of the Rapid Action Force. Further security personnel were moved into the wider Siang Valley as officials prepared for additional demonstrations.
Reports on October 27 indicated that a planned youth-led strike was adding to tensions in the region. Demonstrations also spread to Upper Subansiri district, where opposition to another proposed hydropower project contributed to a separate shutdown and reports of property damage.
Editorial Analysis
Why This Matters
The dispute illustrates the complex relationship between infrastructure development and local consent. Hydropower can contribute to electricity supply and economic activity, but major projects must also address concerns about land acquisition, displacement, ecological impacts and the rights of affected communities. Violence creates immediate risks for residents, protesters, police personnel and public infrastructure. At the same time, a durable resolution requires more than security measures: it also depends on communication, lawful consultation and transparent information about project assessments and decisions. For policymakers, the situation highlights the importance of addressing community concerns early in the planning process and ensuring that public engagement is meaningful.
The developments underline the challenge of balancing infrastructure planning, energy security, environmental protection and the concerns of communities living in ecologically sensitive areas.
Local opposition is linked to fears that a large project could affect inhabited areas, agricultural land, river-dependent livelihoods and culturally significant places. Protesters have also demanded action concerning people arrested following the earlier unrest and called for a review or cancellation of the proposed development.
The state government has appealed for peace and stressed that peaceful protest is a democratic right, while violence and damage to property cannot be accepted. The authorities have maintained restrictions in affected areas as they work to prevent further escalation.
The project remains a proposed development, and the protests should not be interpreted as confirmation that construction has begun. The immediate situation remains fluid, with public order, community engagement and the project's future among the central issues.
