OpenAI / NEXTDC Sydney S7 AI Supercluster (Eastern Creek)
CSydney, New South Wales, Australia · AU · OpenAI Inc.
AnnouncedExplicit AI InfrastructureUnder Review
Environment
Water Stress
mediumB
WRI Aqueduct 4.0, 2023, 2023
Aquifer Stress
Not DisclosedND
Grid Carbon Intensity
680 gCO₂/kWhB
IEA Electricity Information 2022, Australia (NEM NSW), 2022
Grid RegionNEM NSW
Drought Risk
medium
Bureau of Meteorology, Australia, 2023
Environmental Review
pending
NSW Department of Planning and Environment
Facility
CompanyOpenAI Inc.
CategoryExplicit AI Infrastructure
StatusAnnounced
Planned Year2027
Capacity
550 MWC
Announced capacity of 550 MW as part of AU$7B partnership between OpenAI and NEXTDC; would be the largest data center in the Southern Hemisphere. Phase 1 targeted for H2 2027. NEXTDC is the facility operator; OpenAI is the anchor tenant.
Location
-33.8200, 150.8500 · AU
RegionSydney, New South Wales, Australia
Research statusUnder Review
Last verified2026-06-01
Evidence (1 source)
Journalism2025-05-01NEXTDC
Confirms 550 MW capacity, Eastern Creek location, AU$7B investment, H2 2027 Phase 1 target, and OpenAI as anchor tenant of NEXTDC S7.
OpenAI and NEXTDC announced a AU$7B partnership to build a 550 MW AI supercluster data center (S7) in Eastern Creek, Western Sydney. Phase 1 is targeted for H2 2027. If built to full capacity, S7 would be the largest data center in the Southern Hemisphere.
← Back to mapRecord updated 2026-06-01