AES laid out two resource plans for how it will add energy capacity over the next 15 years, including one if data centers come online.

AES plans to file the plan on Oct. 31 to get approval from the Indiana Utility Regulatory Commission.

AES Indiana is planning what kind of energy sources it will add over roughly the next 15 years, and the Indianapolis utility company has a backup plan in case large-load data centers move into its coverage area.

Without data center development, AES would lean on battery storage and gas reciprocating engines to fuel energy demand until 2040. But if data centers build in the utility's densely-populated swath of Central Indiana, AES would add gas plants to the plan — a move environmentalists say backtracks on the utility's previous strides toward using c

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