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IREN Bundey AI Data Center Campus

Bundey, South Australia, AustraliaPreconstruction
Evidence
Planned critical IT
600 MW
Updated
Oct 28, 2026

IREN is planning a large data center campus near Bundey in South Australia. The federal environmental referral describes three data halls of up to 200 MW of IT capacity each within an 800 MW site connection and a six-to-eight-year staged build. IREN is associated with the development in Bundey, Mid Murray Council area, South Australia, AU. The disclosed development scope includes 600 MW planned IT load across three halls; 800 MW site connection envelope; federal environmental referral under review; energization planned from 2028. Power and physical infrastructure include four 330 kV feeder exits, a bulk substation, three primary substations and overhead transmission connections are planned. The federal referral describes three planned data halls of up to 200 MW of IT capacity each.

Capacity

Reported capacity

Planned / design or future potential

800 MW

Source

Reported capacity

Design

600 MW

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Development programAnnounced or preconstruction

Project-wide phase for IREN Bundey AI Data Center Campus; capacity class is it load.

Milestones (2)
IREN South Australia Campus development disclosed

Aug 13, 2026 · Recorded actual event

Completed · Announced

Source not linked
Transmission connection secured; federal environmental referral open for review

Date not disclosed · Forecast / planned record

Forecast · Forecast completion

Source not linked

Participants

IREN

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

IREN Bundey campus | South Australia | Australia

Source

Location context

Actual

IREN Bundey campus | South Australia | Australia

Source

Development scale

Actual

600 MW planned IT load across three halls

Source

Development milestone

Actual

800 MW site connection envelope

Source

Site configuration

Actual

Energization planned from 2028.

Source

Technical specifications

Power arrangement

Actual

Federal environmental referral under review

Source

Additional project facts

Lifecycle status

Actual

Preconstruction

Source

Capacity basis

Actual

IREN describes an 800 MW campus with a secured connection agreement.

Source

Lifecycle status

Actual

Preconstruction

Source

Capacity basis

Actual

The federal referral describes three planned data halls of up to 200 MW of IT capacity each.

Source

Infrastructure & permits

Technical details (2)
Electric grid

Planned or represented

600 MW

The federal referral describes three planned data halls of up to 200 MW of IT capacity each.

Site facility

Planned or represented

Four 330 kV feeder exits, a bulk substation, three primary substations and overhead transmission connections are planned.

Other · Under review

IREN Bundey AI Data Center Campus

Australian Department of Climate Change, Energy, the Environment and Water

Aug 1, 2026

Sources (2)

Public-source research. Plans may change. See Evidence for sources and qualifications.