Australia power market pipeline hits 56.6 GW as renewables top half of NEM supply

By AI, Created 5:01 PM UTC, May 18, 2026, /AGP/ – Australia’s power market is expanding quickly as the National Electricity Market pipeline grows to 275 projects totaling 56.6 gigawatts and renewables pass 51% of generation for the first time in late 2025. Battery storage, electric vehicles and data centres are adding new demand while wholesale prices ease, underscoring a broader shift toward a cleaner, more flexible grid.

Why it matters: - Australia’s electricity system is moving from a coal-heavy model toward a renewables-and-storage grid at scale. - The shift is reshaping investment across generation, transmission, batteries and grid software. - Lower wholesale prices and more storage are helping stabilize the market as electrification adds demand.

What happened: - The National Electricity Market pipeline reached 275 projects totaling 56.6 GW of capacity, a 24% annual increase. - Renewables supplied more than 51% of National Electricity Market generation in Q4 2025 for the first time. - Battery installations in 2025 totaled 1.9 GW and 4.9 GWh, more than the combined total from the previous eight years. - AGL Energy began commissioning the first 250 MW of its 500 MW Liddell Battery in March 2026. - Origin Energy is advancing a 700 MW Eraring battery project. - Edify Energy received approval in March 2026 for the 100 MW Burroway Solar Farm in New South Wales, paired with a 100 MW/400 MWh battery system.

The details: - Market size was 285.7 TWh in 2025, with forecast demand of 385.5 TWh by 2034. - The report projects a 2.98% CAGR for 2026-2034. - Installed capacity is projected to rise from 128.59 GW to 193.75 GW by 2030. - Solar, wind and hydro exceeded 51% of NEM generation in Q4 2025. - Utility-scale solar and wind generation reached 4.7 TWh in a single month in March 2026, a record for the NEM. - Nine wind and solar projects added 2.1 GW of new capacity and 1 GW of battery storage in Q4 2025. - Six battery projects reached financial close totaling 1.5 GW, with $2.4 billion invested in large-scale storage. - Wholesale spot prices averaged AU$87 per MWh, down 27% from the prior year. - Over 140,000 households install rooftop solar panels for the first time each year. - Federal programs are supporting deployment of 185,000 home batteries. - Electric vehicle sales reached 157,000, up 38% year over year. - Australian data centre capacity is projected to more than double to 6.5 GW. - The smart grid market is growing at a 13.70% CAGR toward USD 3.9 billion by 2033. - Interconnector expansion planning points to a 25% increase in transfer capability over five years. - ACT and New South Wales hold 34.1% of the national market share.

Between the lines: - The pace of battery buildout suggests storage is becoming the key enabler for higher renewable penetration. - Falling spot prices point to cheaper supply, but also raise pressure on generators and retailers to manage volatility better. - AI-enabled grid tools are moving from pilot projects into operational infrastructure, especially for maintenance and forecasting. - Data centre growth adds a new source of steady demand just as household and transport electrification broaden the customer base. - The market is becoming more decentralized, with rooftop solar, home batteries and virtual power plants changing how electricity is produced and consumed.

What’s next: - Utility-scale solar, wind and hybrid projects are expected to keep moving through financing and approvals in 2026. - Grid-scale storage could reach up to 16.8 GW online by 2027, according to the report. - Renewable capacity is on track to surpass 110 GW by 2030. - Grid modernization spending is expected to continue through smart metering, digital substations and interconnector upgrades. - More household batteries, EV charging and data centre load should increase demand for flexible grid management.

The bottom line: - Australia’s power market is no longer just adding renewables; it is rebuilding the grid around them.