Browse the atlas
OverWatts AtlasCountriesOwnersInsightsWireChangesSources Live map
Asset classes
- Transmission Line80,968
- Power Plant32,429
- Substation / Converter7,614
- Oil & Gas Field7,055
- Coal / Uranium Mine5,382
- Pipeline4,951
- Cement Plant3,513
- Data Centre3,283
- Iron & Steel Plant1,293
- LNG Terminal1,198
- Grid Storage965
- Iron Ore Mine949
- Chemical Plant868
- Interconnector704
- Export Terminal519
- Refinery279
- Storage / Tank Farm38
- Oil / Commodity Contract19
- Hydrogen Project18
- Carbon Capture (CCS)16
Chokepoints
Grid Storage
Big-G Pumped Storage hydroelectric plant
7th-largest grid storage in Australia of 23 · top 54% worldwide (#520 of 965)
- Owner
- BE Power
- Status
- construction
- Capacity
- 800 MW
- Technology
- pumped storage
- Commissioned
- 2033
- Also listed as
- A power plant — this site generates as well as stores
Comparable grid storages · Australia · 23 ranked
- #1Borumba Dam hydroelectric plant2.0 GW
- #5Western Sydney Pumped hydroelectric plant1.0 GW
- #6Oven Mountain hydroelectric plant900 MW
- #7Big-G Pumped Storage hydroelectric plant800 MW
- #8Phoenix Pumped hydroelectric plant800 MW
- #9Glenbawn Pumped hydroelectric plant770 MW
Co-located infrastructure · within 25 km
- Big-G Pumped Storage hydroelectric plant0 m · Power Plant · 800 MW · hydro
- Specimen Hill wind farm8.3 km · Power Plant · 336 MW · wind
- Wooderson solar farm14 km · Power Plant · 450 MW · solar
- GLNG Pipeline18 km · Pipeline
- Callide Coal Mine25 km · Coal / Uranium Mine
On the interactive map
Portfolio
SOURCE: Global Energy Monitor · Global Integrated Power, March 2026 (CC BY 4.0)