🇦🇺 Australia Electrical Grid
Reference profile of the Australia electricity grid — grid frequency, synchronous area, and the main transmission & distribution operators with their operating voltages. Compiled from the TransformerPath worldwide grid census.
Grid operators
AEMO — NEMEast-coast National Electricity Market: QLD-NSW-VIC-SA-TAS (TAS via Basslink HVDC) Record updated 11 July 2026500 kVSite →
Western Power — SWISSouth West Interconnected System (Perth) — separate grid Record updated 11 July 2026330 kVSite →
Related TransformerPath
Transformer-relevant projects
- HumeLink (500 kV transmission, Bannaby–Wagga Wagga–Maragle) · 500 kV · construction
- Project EnergyConnect (SA–NSW interconnector) · 330 kV · energized
- Hunter Transmission Project · 500 kV · tendering
- Central-West Orana REZ Transmission Project · 500 kV · construction
- New England REZ transmission line · n/a (not stated) · planned
- South West REZ transmission project · n/a (not stated) · planned
- Waratah Super Battery (850 MW / 1680 MWh) · n/a (not stated) · energized
- Sydney Ring South (330 kV underground) · 330 kV · planned
- Victoria–NSW Interconnector West (VNI West / KerangLink) · 500 kV · planned
- Western Renewables Link (Bulgana–Sydenham) · 500 kV · construction
- Marinus Link (Tasmania–Victoria HVDC, Stage 1 750 MW) · 750 MW HVDC · awarded
- CopperString 2032 (Townsville–Mount Isa 500 kV) · 500 kV · construction
- Queensland SuperGrid 500 kV network (Powerlink) · 500 kV · construction
- Central Queensland Super Grid reinforcement · n/a (not stated) · construction
- Borumba Pumped Hydro Project – Transmission Connections · n/a (not stated) · planned
- Genex Kidston Connection Project · n/a (not stated) · construction
- Lower Wonga Hybrid Connection (Equis solar + BESS) · n/a (not stated) · awarded
- Snowy 2.0 pumped hydro (2.2 GW) · n/a (not stated) · construction
- Tarraleah redevelopment (Hydro Tasmania) · n/a (not stated) · construction
- Victorian Big Battery (300 MW / 450 MWh) · n/a (not stated) · energized
- Eyre Peninsula Link (Cultana–Port Lincoln) · 275 kV · energized
- Eyre Peninsula Upgrade (third transformer at Cultana) · n/a (not stated) · planned
- Clean Energy Link – North · n/a (not stated) · awarded
- North West Transmission Developments (TasNetworks) · 220 kV · construction
- Clutha Upper Waitaki Lines Project (CUWLP) · 220 kV · construction
Census verified 7 July 2026. Each operator row shows that operator record's own updated date. Operator, voltage and frequency data are as recorded and may change. Report a correction.
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