Approval for Second Unit of Kudankulam Nuclear Power Station

Kudankulam Nuclear Power Plant - India
Kudankulam Nuclear Power Plant - India

Approval for Second Unit of Kudankulam Nuclear Power Station

The second unit of Kudankulam Nuclear Power Project (KKNPP-2) attained first criticality (start of controlled self-sustaining nuclear fission chain reaction in the Reactor for the first time) at 20:56 hours on July 10, 2016 after accord of regulatory and statutory clearances. This will be followed by various tests, connection to the grid and raising of power in steps to full power in line with the stage-wise clearances of the Atomic Energy Regulatory Board (AERB).

The compliance certificates from Ministry of Environment and Forest and Tamil Nadu Pollution Control Board are issued for the plant.

The capacity of KKNPP Unit-2 on full power operation would be 1000 MW. Electricity generated by central sector generating stations is allocated to the beneficiary states and union territories in the electricity region by the Ministry of Power. The allocation from KKNPP-1&2 (2000 MW) is as follows:


State Allocation in MW
Karnataka 442
Kerala 266
Tamil Nadu 925
Puducherry 67
Unallocated 300*


* At present out of unallocated quota of 150 MW of KKNPP-1, 100 MW is allocated to Tamil Nadu and 50 MW to Andhra Pradesh.

 The allocations are inclusive of auxiliary consumption (-7.8%)

 This information was provided by the Union Minister of State (Independent Charge) Development of North-Eastern Region (DoNER), MoS PMO, Personnel, Public Grievances & Pensions, Atomic Energy and Space, Dr Jitendra Singh in a written reply to a question in Rajya Sabha today.