The Buildout Registry · Texas

Barber Lake

Cipher Mining · Colorado City, Mitchell County, Texas

Verified by Neocloud GroupChecked against 4 sources, including primary filings and releases
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207 MW
Critical IT planned
0 MW
Energized today
2026-Q4
First power
ERCOT
Grid region · location approximate
In brief

What makes it notable.

  1. A purpose-built, ground-up HPC campus on a 138 kV substation in ERCOT West that was energized in September 2024, with 300 MW of front-of-meter power.
  2. The plan is 300 MW gross and 207 MW critical. The building topped out in April 2026, with first data hall delivery targeted for the fourth quarter of 2026.
  3. Full buildout is targeted for the first quarter of 2027, on a site that began as a bitcoin miner's development and was built new rather than converted.
Deal anatomy

Six layers, and who holds each.

Every Registry site is read the same way: a campus is real when each layer has a name. Members see the anchor tenant and the capital.

Power
Oncor Electric Delivery (Barber Lake 138 kV substation, ERCOT West)
Site and build
Cipher (miner → HPC)
Compute
Tenant-supplied (undisclosed)
Cloud operator
Fluidstack
Anchor tenant
Members
Capital
Members
Free for professionals in AI infrastructure.
Timeline

From here to full build.

  1. 2026-04Topped out
  2. Oct 2026Today
  3. 2026-Q4First powerfirst data hall delivery and rent commencement
  4. 2027-Q1Full buildout
The detail

Each party's role.

Power

Oncor Electric Delivery (Barber Lake 138 kV substation, ERCOT West). Front-of-meter: 300 MW, energized Sept 2024

Site and build

Cipher (miner → HPC). Purpose-built, ground-up HPC campus (new build, not a converted mining hall)

Compute

Tenant-supplied (undisclosed). Anthropic did not specify; NVIDIA or Google TPU inferred

Cloud operator

Fluidstack. Neocloud operator (anchor tenant)

Related sites

Nearby in the buildout.

Sources

The record behind this page.

Neocloud Group

Who keeps this record.

Neocloud Group is the advisory firm AI companies bring in to secure data center capacity. The Registry is part of that work.

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