Planned

Southwest Crossing Data Center

Southwest Crossing Data Center is a planned data center in Eloy, AZ, with Ryan Companies, Inc. named as the developer. Reported capacity is 400 MW. Ryan Companies filed to develop a 122-acre, three-building (855,000+ sq ft), 400MW data center campus at the southeast corner of Houser and Estrella roads in Eloy, Pinal County -- described as the first major data center project in Pinal County. Investment estimated at $687.5 million. The Eloy Planning and Zoning Commission recommended approval of the rezoning (General Industrial with a Planned Area Development Overlay) on January 15, 2025.

400 MWPlanned capacity

Photo: AZBEX

Project status

Announced
Permitting
Under constructionNot yet
OperationalNot yet

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Community sentiment

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What’s next

Election Day is in 11 days.

Tuesday, November 3
Election Day
Wednesday, October 282:30 AM · AZ
Pinal County: Board of Supervisors - Regular Session
Wednesday, November 42:30 AM · AZ
Pinal County: Board of Supervisors - Regular Session

Latest news

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Records and documentation

Arizona state legislation

Council Vote — Denial of AI Data Center Special Use ApplicationApprovalchandleraz.govChandler City Council denied a special-use application for an AI data center project in December 2025.Download
ACC Docket E-01345A-25-0105 - APS 2025 General Rate Case (Data Center Rate Class)Approvaledocket.azcc.govFiled June 2025, seeking ~14-16% base rate increase including a 45%+ rate increase specifically for "extra-large energy users" (data centers) and a proposed annual true-up mechanism largely tied to data-center-driven load growth.Download
Pima County Memorandum of Agreement (Project Blue / Humphreys Peak Properties)Community benefits agreementfas.orgBinding MOA between Pima County and Humphreys Peak Properties for the 'Project Blue' data center development.Download
Ordinance No. 5033 (Zoning Code Ch. 35, Sec. 2214)Ordinancechandleraz.govOne of the earliest data center zoning ordinances in the US, enacted by Chandler, AZ in December 2022.Download
ACC Docket E-00000A-25-0069 - Inquiry into Data Center Rate ClassificationsDocumentedocket.azcc.govOpened April 2025 -- commission-wide inquiry into rate classification and cost-allocation policy for data centers/large loads ("Growth Pays for Growth"). Workshop held April 2026.Download
HB2949 - Energy costs; large data centersLegislationlegiscan.comHouse read second time Feb 5, 2026Description comingDownload
HB2452 - Comprehensive plans; data centers; nuclearLegislationlegiscan.comHouse motion to reconsider third reading Feb 26, 2026Description comingDownload

Site details

Operator: Ryan Companies, Inc.
County: Pinal County, AZ
Capacity: 400 MW
Address: Eloy, AZ
Stage: Planned

Size: not on file

Map

Photos

Photo: AZBEX
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Photo: Data Center Dynamics
Pinal County rejects data center despite developer’s concessionsEUROPE SAYS
An $8 billion Treasury break helped Meta’s tax rate hit 2%. Senators want data center tax answersFortune
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Finns Are Seething After Google Illegally Toppled 250,000 Trees for a Data CenterMother Jones
Google offer to pay others to help data center powerArkansas Online
This bill would make data centers pay their own way for powerSalt Lake City Deseret News