NEW DELHI, April 8 -- India's apex power sector planning body has gone back to the drawing board to map electricity demand amid concerns that a concentration of data centres coming up in a few states could skew consumption and adversely affect national grid stability.

The Central Electricity Authority (CEA) will also ask states and power distribution companies to incorporate the power demand projections of data centres in their resource adequacy plans, said two people aware of the developments. The data centre hubs are expected to lead to a surge in electricity demand, significantly changing the demand profile of the host states and possibly impacting grid stability.

Adding the projected electricity consumption of data centres in the re...