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Big-G Pumped Hydro Energy Storage Project

Sector: Power Generation (CCGT) • Location: Gladstone, Queensland, Australia

Source: RenewEconomy

Project
Planned

The Big-G project is a proposed 800 MW pumped hydro energy storage scheme located near Mount Alma in Gladstone, Queensland. It aims to provide up to 12 hours of continuous energy generation and is designed to maximize gravitational potential energy with minimal infrastructure.

Status
Prospective
Sector
Power Generation (CCGT), Energy Storage, Hydro
Location
Gladstone, Queensland, Australia
Updated
22 Jul 2026
Source
RenewEconomy

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The project “Big-G Pumped Hydro Energy Storage Project” is an infrastructure initiative in the Power Generation (CCGT) sector, located in Gladstone, Queensland, Australia. Taiyo aggregates data on it from RenewEconomy.

Participants

Company

Status

Original status

Planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The Big-G project is a proposed 800 MW pumped hydro energy storage scheme located near Mount Alma in Gladstone, Queensland. It aims to provide up to 12 hours of continuous energy generation and is designed to maximize gravitational potential energy with minimal infrastructure.

Original sector

Energy

Budget

Location

Country

Australia

State

Queensland

City

Gladstone

Source

Source

RenewEconomy

URL

More Details

Record type

Project

Sector

Power Generation (CCGT), Energy Storage, Hydro

Article published date

2025-01-21

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