Planned

Merit Legacy Technology Park

Merit Legacy Technology Park is a planned data center in Mesa, AZ, with Merit Partners named as the developer. 43-acre site at the northeast corner of Pecos and Crismon roads in southeast Mesa (on former Pacific Proving LLC land, adjacent to NTT's separately-tracked Pacific Proving Technology Campus). Phoenix-based Merit Partners' plan for three data halls (~1M sq ft total: one 430KSF building, two 285KSF buildings) received unanimous Mesa City Council approval on Aug 26, 2026. No MW capacity or tenant publicly disclosed yet.

https://azbex.com/planning-development/mesa-logistics-park-plan-pivots-to-data-centers/

Project status

Announced
Permitting
Under constructionNot yet
OperationalNot yet

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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: Merit Partners
County: Maricopa County, AZ
Address: Mesa, AZ
Stage: Planned

Capacity and size: not on file

Map

Photos

https://azbex.com/planning-development/mesa-logistics-park-plan-pivots-to-data-centers/
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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