Battery storage capacity in Australia’s National Electricity Market (NEM) expanded by 2,936MW/6,482MWh over the 12 months leading to the end of Q3 2025.

AEMO has reported a record 56.6GW of new generation and storage capacity in the National Electricity Market (NEM) development pipeline.

Publicly-owned energy company CleanCo Queensland’s 250MW/500MWh Swanbank battery energy storage system (BESS) has officially registered with AEMO and commenced its testing and commissioning phase.

Australian energy major AGL has seen its 1,000MWh Liddell battery energy storage system (BESS) in New South Wales (NSW) enter AEMO’s Market Management System.

RWE Renewables Australia has successfully registered Australia’s first 8-hour duration battery energy storage system (BESS) with the Australian Energy Market Operator (AEMO).

The Australian Energy Market Operator (AEMO) has found battery energy storage systems (BESS) are the most reliable clean energy technology in the National Electricity Market (NEM).

A 130MWh battery energy storage system owned by the Australian arm of Iberdrola has officially entered AEMO’s Market Management System.

Grid-scale BESS discharge has hit an all-time quarterly high in Australia’s National Electricity Market for an average of 162MW in Q2 of 2025.

On 21 July, standalone BESS and solar-plus-storage each achieved new generation records in Western Australia’s SWIS.

The Australian Energy Market Operator (AEMO) has made grid-forming BESS a priority for the National Electricity Market (NEM) and South West Interconnected System (SWIS) for 2026.