The forecast caps flows on AEMO's secure transfer limits, such as a summer typical limit of 2,790 MW on the southern approach into Sydney in 2026

New South Wales transmission network, with nodes by ISP sub-region
Northern New South WalesCentral New South WalesSydney, Newcastle, WollongongSouthern New South WalesHighlighted corridorTransmission lineNSW border
Source: AEMO 2026 Inputs, Assumptions and Scenarios Report (IASR) and 2026 ISP, Modo Energy
Note: Highlighted lines form the Central NSW to Sydney, Newcastle and Wollongong southern corridor. Summer-typical secure limit, 2,790 MW towards Sydney and 2,540 MW away in 2026, rising as planned network augmentations are commissioned. The forecast applies 19 such corridors across the NEM.
MODOENERGY