CO₂ Avoided Annually 200M+ tonnes
Single-Asset Scale Largest in the hemisphere
Offtake Horizon 50+ years
The Cascade Hydropower Project

The largest certified low-carbon baseload resource available to the Asia-Pacific.

Three hundred terawatt-hours per year, delivered for a century, to the markets that need to decarbonise.

35+ GW
Installed capacity
300+ TWh/yr
Annual baseload generation
100+ years
Engineering design life
Multi-dam
Run-of-river cascade
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A statement of intent

Gulf Hydro Group is delivering the largest single decarbonisation infrastructure asset available to the Southern Hemisphere — a run-of-river hydropower cascade engineered for a century of operation, powering domestic baseload first and the Asia-Pacific economies that require its surplus to meet their carbon commitments.

The Catchment Intact tropical highland — one of the most consistent high-volume river systems on Earth
The Resource

A river system without equal in the Southern Hemisphere.

The catchment captures exceptional annual rainfall across tens of thousands of square kilometres of intact tropical highland. Long-term mean flow places it among the largest sustained hydropower-grade resources on the planet, with a coefficient of variation of just 10.9 percent — among the most consistent flow regimes on Earth.

The cascade is engineered to harvest this resource at world-class efficiency without flooding inhabited valleys, displacing customary landowners, or interrupting the river's seasonal rhythm. Run-of-river, not reservoir. The river remains the river.

The Project

A century-scale civil works programme, delivered in capital-efficient stages.

Installed Capacity
35+ GW
at full cascade configuration — among the largest single hydropower assets globally
Annual Generation
300+ TWh
certified low-carbon baseload, net of domestic allocation
Turbine Architecture
1,000 MW
per Francis turbine unit, supplied under a Design-Supply-Operate-Maintain contract
Construction Schedule
Yr 4 first power
staged cascade construction — capital-efficient, no stranded investment
The Technology

Built by the best in the world, for one hundred years.

Only world-leading firms will be considered for every dimension of project execution — engineering design, project management, equipment supply, systems integration, and long-term operations and maintenance. Selection is restricted to organisations with demonstrated current delivery at comparable scale.

Each contract is structured to align contractor incentives with the cascade's full operational life rather than the construction period alone. The institutions building the asset carry accountability for its performance across the century, not the commissioning year.

Cement is manufactured on site from raw materials within the corridor. Concrete aggregate is produced from rock excavated during preparation. Sand and water are drawn from the project's own resource base. The cascade is built with local materials, by local hands, for generational ownership.

Asset Design Life
100 + years
Turbine Type
Francis high-head
Per-Unit Output
1,000 MW
Configuration
Multi-dam cascade
First Power
Year 4 from FID
HVDC Transmission
1,000 kV bipole
Delivery

Designed for generational outcomes — not single-cycle returns.

i.

Run-of-river, not reservoir

Routed and sited to use uninhabited highland locations. No mass flooding of customary lands. Indigenous landowners are partners in the project, not displaced parties.

ii.

Staged construction

Each new dam commences only on completion of the wall preceding it. Capital discipline. Learning curve. Earlier first power. Risk contained within each stage of the cascade.

iii.

Domestic supply first

Reliable baseload for the host nation's domestic grid is the first call on every megawatt. The surplus — and only the surplus — is exported. The sovereign carries no debt for the hydropower entity.

iv.

Green industrial development

Each commissioned dam unlocks an apportionment for new green-industrial capacity — green steel, green aluminium, green hydrogen. The cascade is the foundation of a national green-industrial economy.

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Power flows from the highlands, across the Pacific, to the markets that have committed to a different century.

Gulf Hydro Group — Project Statement, 2026

Engage directly.

Gulf Hydro Group welcomes confidential engagement from institutional lenders, infrastructure debt funds, sovereign offtake counterparties, and aligned strategic partners.

Project Leadership
A career in delivery.
The Cascade Hydropower Project is led by an EPC principal with thirty-five years of major-infrastructure delivery across six jurisdictions — hydropower, HVDC transmission, LNG, and resource infrastructure programmes from feasibility to commissioning, at scale, on schedule, and to financial close.
Delivery Excellence
Built by the best in the world.
The project is built to a single standard: no compromise on the institutions that design, deliver and operate the cascade. World-leading expertise is the entry threshold, not an aspiration — and the contracts that bind them run the length of the asset.
Global Significance
A century of decarbonised power.
At full configuration, the cascade displaces in excess of two hundred million tonnes of CO₂ per year — the largest single decarbonisation infrastructure asset available to the Southern Hemisphere, and the foundation of an industrial transition in green steel, green aluminium, and green hydrogen that no other single project in the Asia-Pacific can match.
Direct Enquiries