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Data Center Land and Powered Sites in Arizona

Powered land in Arizona: 378 power nodes, 7 sites and 17 demand rows, each with its source and check date.

45Provisional DCMI Power Readiness Score, out of 100 (DC Market Insights calculation, 55 of 100 weight points with data; final at 90). Missing: time to power, grid congestion and queue backlog, water stress.

First calculated on 4 November 2026.

Verified on 2 November 2026 · Method

2,015 MWPlant MW leaving service by 2030 (DCMI calculation, EIA-860M)
Not loaded yetLarge-load MW in utility filings
7Sites tracked
2,794 MWDemand MW stated
none statedMedian stated power year

Power map

Live data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerLive data centerCoronado, 822 MW, retiring from December 2032Apache Station, 782 MW, operatingGlen Canyon Dam, 1,312 MW, operatingCentennial Flats, 767 MW, operatingOcotillo, 806 MW, operatingWest Phoenix, 1,207 MW, operatingAgua Fria, 738 MW, operatingKyrene, 596 MW, operatingPalo Verde, 4,210 MW, operatingSantan, 1,326 MW, operatingArlington Valley Energy Facility, 713 MW, operatingGila River Power Block 4, 619 MW, operatingHarquahala Generating Project, 1,277 MW, operatingRed Hawk, 1,127 MW, operatingMesquite Generating Station Block 2, 692 MW, operatingMesquite Generating Station Block 1, 692 MW, operatingGila River Power Block 1, 619 MW, operatingGila River Power Block 3, 619 MW, operatingGila River Power Block 2, 619 MW, operatingSonoran Solar Energy, 750 MW, operatingSun Streams 4, 600 MW, operatingHarquahala 2, 600 MW, operatingMaricopa Solar, 550 MW, operatingHoover Dam (AZ), 1,039 MW, operatingGriffith Energy LLC, 655 MW, operatingSouth Point Energy Center, 708 MW, operatingWest Camp Wind Farm, 500 MW, operatingH Wilson Sundt Generating Station, 529 MW, operatingDesert Basin, 745 MW, operatingSundance, 695 MW, operatingCoolidge Generation Station, 1,023 MW, operatingEleven Mile Solar Center, 600 MW, operatingWinchester Solar I, LLC, 176 MW, planned, in service March 2027Winchester Solar II, LLC, 176 MW, planned, in service May 2027CO Bar C Solar and BESS, 412 MW, planned, in service August 2027CO Bar Solar and BESS, 800 MW, planned, in service December 2027Red Antelope Solar & Energy Storage Farm, 700 MW, planned, in service May 2028CO Bar D Solar and BESS, 788 MW, planned, in service May 2028Atlas, 300 MW, planned, in service September 2026ATLAS SOLAR IV, 300 MW, planned, in service October 2026ATLAS II, 100 MW, planned, in service November 2026Atlas VIII, 382 MW, planned, in service December 2026Atlas BESS IV LLC, 150 MW, planned, in service March 2027ATLAS Solar X, LLC, 225 MW, planned, in service December 2027ATLAS Solar XI, LLC, 200 MW, planned, in service December 2027Eagle Eye Solar and Storage, 800 MW, planned, in service May 2028La Paz Solar Tower, 200 MW, planned, in service June 2030Agave, 150 MW, planned, in service November 2026Maricopa Solar, 550 MW, planned, in service December 2026White Tank Energy Storage, 100 MW, planned, in service April 2027Romero Energy Center, 225 MW, planned, in service June 2027Red Hawk, 392 MW, planned, in service October 2027Romero Energy Center II, LLC, 225 MW, planned, in service June 2028Desert Sand BESS, 600 MW, planned, in service December 2028Saddleback Generation Station, 1,250 MW, planned, in service December 2030Sierra Luna Energy Storage, 150 MW, planned, in service December 2030Mohave Energy Park, 242 MW, planned, in service December 2027Hashknife Energy Center LLC, 550 MW, planned, in service November 2026Hashknife Energy Center II LLC, 400 MW, planned, in service March 2027Snowflake A Solar and BESS, 950 MW, planned, in service August 2027Kitt Solar, 200 MW, planned, in service December 2026Coolidge Generation Station, 297 MW, planned, in service July 2027Selma Energy Center, 275 MW, planned, in service December 2027Valley Farms Energy Center, 400 MW, planned, in service December 2027Sawtooth Solar, 500 MW, planned, in service June 2028THREE SISTERS Solar Generation and BESS, 600 MW, planned, in service April 2029Ironwood Solar, 168 MW, planned, in service December 2026Pioneer Clean Energy Center, 600 MW, planned, in service April 2027Elisabeth Solar, 350 MW, planned, in service September 2028Springerville, 850 MW, partly retiring from December 2027Western Renewable Energy, 3 MW, idle (out of service)Headgate Rock, 20 MW, idle (out of service)South Consolidated, 1 MW, idle (out of service)Crosscut, 3 MW, idle (out of service)AES ES GILBERT, 10 MW, idle (out of service)Cholla, 1,129 MW, retired in March 2025Tract Buckeye campus (county level)Page data center land near Horseshoe Bend (county level)Luckett Road data center site, Marana (county level)EdgeCore Mesa campus (county level)Project Blue, Pima County (county level)Aligned Glendale campus (PHX-13) (county level)Hassayampa Ranch (county level)
  • Site (county level unless listed by the owner)
  • Plant leaving service
  • Planned plant
  • Plant 500 MW+
  • Live data center

Substations are not drawn: we count them by county only.

Overview

Tract Buckeye campus in Maricopa County is the largest of the 7 Arizona sites we track, at 1,800 MW; together they state 4,204 MW across 3 counties (DC Market Insights calculation). Cholla at 1,129 MW leads the 2,015 MW of plant capacity leaving service. Tract names the most stated demand here (1,800 MW of 2,794 MW).

Data on fileRowsMW
Power plants (EIA-860M)24861,516 MW
Substations 230 kV or more (HIFLD, counted by county)130
ISO queue (no ISO for this grid)Not loaded yet
Large-load requests (utility filings)Not loaded yet
Data center sites74,204 MW
Demand rows172,794 MW
Policy rows2

Where the power is

Leaving service in Arizona: 2,015 MW at 7 plants, led by Cholla in Navajo County (1,129 MW, retired in March 2025), Springerville in Apache County (850 MW, partly retiring from December 2027) and Headgate Rock in La Paz County (20 MW, idle (out of service)).

Coming: 14,908 MW at 38 planned plants, led by Saddleback Generation Station (1,250 MW, planned, in service December 2030), Snowflake A Solar and BESS (950 MW, planned, in service August 2027) and CO Bar Solar and BESS (800 MW, planned, in service December 2027).

Of 130 substations, 12 at 345 kV, 35 at 500 kV or more and 83 at 230 kV; Maricopa County (64), Pinal County (17) and Mohave County (12) hold the most.

Power nodeKindCountyMWDateSource
Saddleback Generation StationPlanned plantMaricopa County1,250 MWplanned, in service December 2030EIA Form 860M, September 2026
ChollaPlant leaving serviceNavajo County1,129 MWretired in March 2025EIA Form 860M, September 2026
Snowflake A Solar and BESSPlanned plantNavajo County950 MWplanned, in service August 2027EIA Form 860M, September 2026
SpringervillePlant leaving serviceApache County850 MWpartly retiring from December 2027EIA Form 860M, September 2026
CO Bar Solar and BESSPlanned plantCoconino County800 MWplanned, in service December 2027EIA Form 860M, September 2026
Eagle Eye Solar and StoragePlanned plantLa Paz County800 MWplanned, in service May 2028EIA Form 860M, September 2026
CO Bar D Solar and BESSPlanned plantCoconino County788 MWplanned, in service May 2028EIA Form 860M, September 2026
Red Antelope Solar & Energy Storage FarmPlanned plantCoconino County700 MWplanned, in service May 2028EIA Form 860M, September 2026
Desert Sand BESSPlanned plantMaricopa County600 MWplanned, in service December 2028EIA Form 860M, September 2026
THREE SISTERS Solar Generation and BESSPlanned plantPinal County600 MWplanned, in service April 2029EIA Form 860M, September 2026

Sites tracked

1 of the 7 Arizona sites state no MW and no power date yet, so they have no page of their own.

  • Tract Buckeye campus in Maricopa County: 2,019 acres, 1,800 MW. Status idea, from a developer source dated 2 November 2026.
  • Page data center land near Horseshoe Bend in Coconino County: 500 acres, 1,000 MW. Zoning: Buyer must still obtain zoning approvals. Status idea, from a county source dated 22 October 2025.
  • Luckett Road data center site, Marana in Pima County: 600 acres, The estimated electrical demand ranges between 550 and 750 megawatts for each site. Zoning: Rezoning applications approved by Town Council. Status zoned, from a county source dated 2 November 2026.
  • EdgeCore Mesa campus in Maricopa County: 84 acres, 496 MW. Status powered, from a developer source dated 2 November 2026.
  • Project Blue, Pima County: 286 MW. Zoning: Specific plan zoning change approved by Board of Supervisors. Status sold, from a county source dated 23 April 2026.
  • Aligned Glendale campus (PHX-13) in Maricopa County: 100 acres, 72 MW. Status idea, from a county source dated 15 April 2025.
  • Hassayampa Ranch in Maricopa County: 1,687 acres. Zoning: Plan designation Industrial; IND-2 IUPD rezoning recommended by Commission. Status idea, from a county source dated 5 March 2026.
SiteCountyAcresMW (source words)Time to power (source words)StatusSource
Tract Buckeye campusMaricopa County2,0191,800 MWideaDeveloper, 2 November 2026
Page data center land near Horseshoe BendCoconino County5001,000 MWideaCounty, 22 October 2025
Luckett Road data center site, MaranaPima County600The estimated electrical demand ranges between 550 and 750 megawatts for each sitezonedCounty, 2 November 2026
EdgeCore Mesa campusMaricopa County84496 MWpoweredDeveloper, 2 November 2026
Project Blue, Pima CountyPima County286 MWsoldCounty, 23 April 2026
Aligned Glendale campus (PHX-13)Maricopa County10072 MWideaCounty, 15 April 2025
Hassayampa RanchMaricopa County1,687ideaCounty, 5 March 2026

Who is looking

13 buyers, 17 rows; evidence: 9 from company and 8 from press.

  • Tract: Tract Buckeye Technology Park, 1,800 MW (total MW), Buckeye (company)
  • NTT DATA: NTT DATA Mesa Pecos & Crismon campus, expected to offer 360MW of capacity, Mesa, Phoenix (press)
  • Novva Data Centers: Novva Project Borealis Mesa, 300 MW (total MW), Mesa, Phoenix (press)
  • STACK Infrastructure: STACK PHX02 Central Phoenix, 250 MW (total MW), Phoenix (company)
  • Prime Data Centers: Prime PHX01-05 Avondale, 48 MW (IT MW), Avondale, Phoenix (company)
  • NTT DATA: NTT DATA Phoenix PH4, 36 MW (IT MW), Mesa, Phoenix (press)
  • Takanock (DigitalBridge-backed): Project Baccara, 160 acres, two 1m sq ft data centers plus 700MW gas plant, near Luke AFB, no MW stated, Phoenix, Arizona (press)
  • Beale Infrastructure: Luckett Road Data Center, no MW stated, Marana, Tucson (company)
  • Aligned Data Centers: Aligned PHX-05 Phoenix, no MW stated, Phoenix, Phoenix (company)
  • Aligned Data Centers: Aligned PHX-07 Waddell, no MW stated, Waddell, Phoenix (company)

Policy

Our Power and Policy tracker holds 2 rules for Arizona.

  • 10 July 2026: APS rate case (ACC Docket E-01345A-25-0105): over 45% increase proposed for extra-large users such as data centers (tariff, proposed)
  • 27 February 2025: SRP E-67 Large Load price plan: 80% minimum billing demand for new accounts of 20 MW or more (tariff, in force)

Score breakdown

Arizona: 45 out of 100, provisional, from 55 weight points.

FactorPointsBasis
Time to powerNot loaded yetno stated power date
Available or freeing MW8.1 of 202,015 MW freeing (full points at 5,000 MW, DC Market Insights calculation)
Grid congestion and queue backlogNot loaded yetno ISO queue covers this grid; utility queues not loaded yet
Policy6 of 15in force: 1 tariff
Land and permitting8 of 10best site by status and acres; opposition events not tracked yet
Fiber and latency to the nearest hub2.4 of 1024 live data centers tracked in the state (full points at 100)
Water stressNot loaded yetwater stress index not loaded yet

Questions

Where is data center land with power in Arizona?

Maricopa County (Tract Buckeye campus), Pima County and Coconino County and 0 more counties.

Which Arizona county has the most plant capacity leaving service?

Navajo County, with 1,129 MW of the 2,015 MW state total.

Who is looking for data center sites in Arizona?

13 buyers; by stated MW, Tract leads. Each row is on the Arizona demand page.

Is there data center land for sale in Arizona?

We list 7 Arizona sites and do not sell land; each site names its source.

Which rules apply to large loads in Arizona?

"APS rate case (ACC Docket E-01345A-25-0105): over 45% increase proposed for extra-large users such as data centers" (10 July 2026) is the newest.

In the full data

  • Parcel-level site list
  • Queue positions
  • Excel export with every source
  • Alerts when the score or a site changes

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