Hume 4 is owned and operated by CDC Data Centres.

How clean is the grid behind Hume 4?

Hume 4 runs on Australia's grid, which was 525 gCO₂/kWh and 39% clean in 2025 (Ember).

Where is Hume 4 located?

Hume 4 is in Australian Capital Territory, Australia.

Mapped (unverified)

Hume 4

Australian Capital Territory, Australia

Hume 4 is a mapped data center in Australian Capital Territory, Australia, operated by CDC Data Centres. DataCentersExposed has documented a 102,509 sq ft footprint at this site. It runs on Australia's grid, which was 61% fossil-fuelled at 525 gCO₂e/kWh in 2025 (Ember).

Reporting by Eric Keller · Updated Jun 14, 2026

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Est. capacity

~20-45 MW

Footprint

102,509 sq ft

Grid carbon

525 gCO₂/kWh

Clean electricity

39%

Region

Australian Capital Territory

Attribution & capacity confidence:mediumprimary source

Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

Hume 4 is a mapped data center in Australia, operated by CDC Data Centres, also known as Canberra Data Centres. Its reported footprint is 102,509 square feet. Available records do not name an ultimate parent above CDC Data Centres.

Operator chain

Ultimate parent
CDC Data Centres
Files as
CDC Data Centres
This facility
Hume 4

The grid behind this site

source: Ember · Eurostat

Grid carbon intensity

525 gCO₂/kWh

Clean electricity

39%

Fossil electricity

61%

National grid context, not this facility's own metering. Full country picture: Australia data centers.

In the news

source: Google News (local + English)