India's Oldest Nuclear Reactor Reconnected After Landmark Renovation

The Nuclear Power Corporation of India Limited (NPCIL) has successfully reconnected the Tarapur Atomic Power Station's Unit-1 to the power grid after an extensive renovation. This marks a significant milestone for India's oldest nuclear facility, ensuring long-term operational reliability and safety. Renovations on Unit-2 are nearing completion.


Devdiscourse News Desk | Palghar | Updated: 17-02-2026 16:52 IST | Created: 17-02-2026 16:52 IST
India's Oldest Nuclear Reactor Reconnected After Landmark Renovation
  • Country:
  • India

In a significant development, the Nuclear Power Corporation of India Limited (NPCIL) has successfully reconnected Unit-1 of the Tarapur Atomic Power Station to the national electricity grid. The reconnection follows extensive renovations and a life-extension program designed to enhance the reliability and safety of India's oldest nuclear facility.

According to an official statement from NPCIL, the extensive renovation was conducted under stringent regulatory oversight and adhered to global nuclear safety standards. This achievement underscores NPCIL's engineering prowess and its capability in executing complex renovation and modernization projects.

Initiated in 1969, the Tarapur Atomic Power Station's Units-1 and 2 are the oldest reactors in operation globally. Unit-1's recent upgrades are part of a comprehensive program that aims to elevate safety margins. Renovation of Unit-2 is in its advanced stages and will soon be reconnected to the grid.

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