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CARTIS

NTT Phoenix Elliot Road Campus

Mesa, Arizona, United StatesPartially operational
Evidence
Planned critical IT
240 MW
Updated
Oct 28, 2026

NTT's Elliot Road campus in Mesa currently lists PH1 and PH4 as Phoenix facilities, each with 36 MW of critical IT load. The 102-acre campus was planned for seven buildings and 240 MW when fully operational.

Capacity

Critical IT load

Actual

36 MW

Source

Critical IT load

Actual

36 MW

Source

Campus critical IT envelope

Actual

240 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

PH1Operational

1 building

Six 6 MW vaults; exact ready-for-service date remains unresolved.

PH4Operational

1 building

Current NTT product page; opening date remains unresolved.

Full seven-building campusOperational

7 buildings

Campus envelope, not current delivered IT load.

Milestones (2)
NTT announces 102-acre, seven-building Phoenix campus

Aug 17, 2021 · Recorded actual event

Completed · Announced

Source not linked
Original PH1 delivery target

Q1 2022 · Forecast / planned record

Forecast · Forecast completion

Source not linked

Participants

NTT DATA

Developer

Sources by role
Developer (1)
Developer (1)
Developer (1)

Site & development

Site area

Actual

102 acres

Source

Planned building count

Actual

7 data center buildings

Source

Planned total floor area

Actual

1,500,000 square feet

Source

Technical specifications

Power system

Actual

On site substation with diverse distribution

Source

Network design

Actual

Carrier neutral; three diverse fiber entries; two meet me rooms

Source

Cooling design

Actual

Closed loop chilled water system

Source

Additional project facts

Current facilities

Actual

PH1; PH4

Source

Vault configuration

Design

Six 6 MW vaults

Source

IT space

Actual

127,000 square feet

Source

Infrastructure & permits

Technical details (5)
Electric grid

Operational

36 MW

PH1 facility-specific current product metric.

Electric grid

Operational

36 MW

PH4 facility-specific current product metric.

Electric grid

Partially operational

240 MW

Seven-building campus capacity when fully operational; not current delivered total.

Electric grid

Operational

Current PH1/PH4 pages describe on-site substation and diverse power distribution.

Closed loop cooling

Operational

Closed-loop cooling; not a zero-water claim.

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

Related projects (1)
EdgeCore Mesa Data Center Campus

Partially operational · Mesa, Arizona, United States

Same locality: Mesa

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