Tamil Nadu expected to face evening peak power deficits in November 2025-July 2026

Tamil Nadu, according to data shared by the Southern Regional Power Committee (SRPC), is expected to face power deficits from November 2025 to July 2026 in the evening. However, the state is confident that it meets demand through various power regulations.

According to data, the state is expected to see the most intense demand of 17,300 MW in November 2025, and the availability will be 14,397 MW, which will result in an explanation of 2,903 MW. In December 2025, the highest demand for the evening is expected to be 17,200 MW and the usability will be 14,054 MW. In January 2026, the evening summit requirement was fixed to 18,500 MW against a 15,096 MW existence. The highest demand for February 2026 will be 19.250 MW and the expected power deficit will be 3,767 MW.

In March 2026, the evening peak power requirement was evaluated as 20,300 MW and resulted in an explanation of 4,860 MW with a presence of 15.440 MW. In April and May 2026, the highest demand will be 20,700 MW and 19,800 MW with an explanation of 5,260 MW and 3,360 MW, respectively.

The SRPC also said that the state is expected to see an energy deficit from November 2025 to May 2026 up to 16% against total energy requirements.

The state loading center told SRPC that the demand for power will be met through various power regulations. Recently, Tamil Nadu Electrical Establishment Commission (TNERC), Tamil Nadu Power Distribution Company Limited (TNPDCL), from February 2, 2026 for five years for five years, medium -term tenders for a period of 800 MW Finance, within the scope of its own and business (FOO) guides for five years for five years.

TNPDCL currently meets the demand from the established capacity of 15,043 MW conventional resources (thermal 4,320 MW + GAS 408 MW + Independent Power Manufacturers 775 MW + central production stations are shared. Considering a 85%plant load factor, the net usability will be 12.786 MW.

The median deficiency/demand deficit for the financial year of 2026-27 and 2029-30 is 4.858 MW and 6.997 MW, respectively with the end of contracts and future projects. On May 2, 2024, Tamil Nadu’s highest peak request of 20,830 MW was reached. In the summer of 2025, the demand was lower.