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CyrusOne SAT5–SAT6 San Antonio Data Center Campus

San Antonio, Texas, United StatesPartially operational
Evidence
Planned critical IT
33 MW
Updated
Oct 28, 2026

CyrusOne SAT5–SAT6 San Antonio Data Center Campus, also known as CyrusOne SAT5–SAT6, is a partially operational data center campus in San Antonio, TX, US associated with CyrusOne. 175,000 square feet; 33 MW total IT capacity across the current development. Two-facility San Antonio complex with water-free cooling and metro/cloud interconnection.

Capacity

Reported capacity

Design

33 MW

Source

Reported capacity

Planned / design or future potential

33 MW

Source

Reported capacity

Planned / design or future potential

33 MW

Source

Campus IT design

Planned / design or future potential

33 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

Operating facility and documented expansionOperational

33 MW is the operator-published facility or campus design boundary.

Operating facility and documented expansionPartially operational

33 MW is the operator-published facility or campus IT design boundary.

Participants

CyrusOne

Developer

Sources by role
Developer (1)

Capital & incentives

Capital claims and financing records may overlap. Their amounts are not added together.

Capital claims

Sat6 registered cost

Transaction scope

$50,000,000

Source

Financing records

Investment commitment

$50m

Apr 29, 2021

TDLR estimate for SAT VI, not campus-wide investment.

Parties & sources

CyrusOne (Borrower)

Sources (1)

Site & development

Location context

Actual

CyrusOne SAT5–SAT6 | San Antonio | TX | US

Source

Location context

Actual

CyrusOne SAT5–SAT6 | San Antonio | TX | US

Source

Location context

Actual

San Antonio, TX, US

Source

Development detail

Actual

Two facility San Antonio complex; 175,000 square feet of technical IT space; 33 MW IT capacity across the current development.

Source

Location context

Actual

CyrusOne SAT5–SAT6 | San Antonio | TX | US

Source

Building area

Design

175,000 square feet

Source

Sat6 project area

Design

132,070 square feet

Source

Additional project facts

Lifecycle status

Actual

Operational

Source

Capacity basis

Actual

CyrusOne publishes 33 MW of critical IT capacity for this record boundary.

Source

Lifecycle status

Actual

Operating

Source

Capacity basis

Actual

33 MW facility or campus design capacity.

Source

Project boundary

Actual

CyrusOne SAT5–SAT6

Source

Lifecycle status

Actual

Operating

Source

Capacity basis

Actual

33 MW facility or campus design capacity.

Source

Lifecycle status

Actual

Partially operational

Source

Capacity basis

Actual

33 MW facility or campus IT design capacity.

Source

Infrastructure & permits

Technical details (4)
Electric grid

Energized

Metro and national internet-exchange access, high-density support, water-free cooling and multilayer physical security.

Cooling system

Operational

Operator describes resilient cooling; Public sources do not establish water use or delivered capacity beyond the cited project specification.

Electric grid

Energized

Two-facility San Antonio complex with water-free cooling and metro/cloud interconnection.

Cooling system

Operational

Cooling and efficiency claims remain limited to source-defined designs; no delivered load or water use is inferred.

Building · Documented

CyrusOne SAT VI

Texas Department of Licensing and Regulation

Apr 29, 2021

Sources (1)

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

Related projects (4)
CyrusOne SAT1 San Antonio Data Center

Operating · San Antonio, Texas, United States

Same locality: San Antonio · Shared participant: CyrusOne

Compare in a collection
CyrusOne SAT2–SAT4 San Antonio Data Center Campus

Partially operational · San Antonio, Texas, United States

Same locality: San Antonio · Shared participant: CyrusOne

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Microsoft San Antonio Data Center Campus

Operating · San Antonio, Texas, United States

Same locality: San Antonio

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QTS SAT2 San Antonio Data Center Campus

Partially operational · San Antonio, Texas, United States

Same locality: San Antonio

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