Wang Noi Power Plant


Location Wang Noi District, Phra Nakhon Si Ayutthaya Province

Generating Capacity
         Wang Noi Power Plant is comprised of 2 generating blocks with the total capacity of 1,436 MW.

Block Capacity (MW) Operation Year
3 686 1998
4 750 2014

         Wang Noi Power Plant Development Project was approved by the Cabinet to construct the combined cycle generating blocks 1-3 on October 5, 1993 with an aim to support the industrial estate that had expanded in the lower central Thailand. After the environmental impact assessment procedure, EGAT started the construction of three combined cycle blocks which gradually commenced their commercial operation from 1997 to 1998.
         When the economic and industrial growth resulted in the increasing power demand in the in central Thailand, the Power Development Plan 2010 (B.E. 2553-2573) required EGAT to construct the combined cycle generating block 4 in the existing area of Wang Noi Power Plant. The construction project was approved by the Cabinet on February 22, 2011 and completed for commercial operation in May 2014.
         After that, with the necessity to replace the old power plants for maintaining the security of the power system in the upper metropolitan area, the PDP 2015 (B.E. 2558-2579) has included Wang Noi Power Plant Replacement Project Blocks 1-3. Blocks 1-2 with the total capacity of 1,300 MW will be commercially operated in 2023, and Block 3 with the capacity of 1,300 MW is expected to start commercial operation in 2025.