NiSource subsidiary signs 600-MW battery storage tolling agreement

On October 15, 2026, NiSource Generation Company agreed with AGP Group subsidiary Atlas Storage 1 to a roughly 20.5-year tolling agreement for a 600-MW/2,400-MWh MISO-connected battery project. First-phase commercial operation is expected by December 1, 2027; payments are estimated at $2.2 billion. Effectiveness depends on EPC and interconnection agreements by January 31, 2027. GenCo is to supply