India's Kudankulam Nuclear Project Costs Jump 55% Amid Ukraine Delays

⚡ AI Executive Summary

India's government announced a significant cost increase for four Russian-designed nuclear reactors under construction at the Kudankulam plant, driven by project delays linked to the Ukraine conflict and global supply chain disruptions. The revised budget reflects broader challenges facing nuclear projects worldwide, where similar developments in the United States, United Kingdom, and Bangladesh have experienced comparable financial escalations and construction postponements. The cost overrun threatens nuclear competitiveness in India's price-sensitive power market, where renewables and other generation sources offer lower-cost alternatives. While nuclear capacity remains strategically important for decarbonization and energy security, the rising per-megawatt costs may complicate India's stated objective to expand nuclear generation capacity significantly by 2047. The scale of these revisions—with some reactor costs up 73%—underscores structural challenges in global nuclear project delivery, from supply chain vulnerabilities to labor and material inflation, that extend far beyond India's experience.