Arizona
Data centers in Pima County, Arizona
The Census tracks 1 data center project in Pima County, Arizona, with 286 MW of published capacity: 1 under construction.
How many data centers are in Pima County?
The Census tracks 1 major project here as of Sep 23, 2026: 1 under construction. They are in Tucson. The largest by published capacity is Project Blue (286 MW).
Projects
| Project | Status | Capacity | Developer |
|---|---|---|---|
| Project Blue Tucson, Pima County, AZ | Under construction | 286 MW | Beale Infrastructure |
Local rules
- Tucson: Ordinance regulating large quantity water usersadopted · Aug 19, 2025
Recent changes
| Date | What changed | Project |
|---|---|---|
| May 28, 2026 | Arizona water officials' approval of the two wells is reported AZPM | Project Blue |
| Apr 24, 2026 | Construction underway as dozens protest at the site AZ Luminaria | Project Blue |
| Apr 13, 2026 | Superior Court Judge Brenden Griffin dismisses No Desert Data Center Coalition's open-meeting lawsuit; plaintiffs planned appeal AZPM | Project Blue |
| Feb 19, 2026 | Arizona Attorney General files appeal in Maricopa County Superior Court challenging the ACC's approval of the TEP–Beale agreement Arizona Attorney General's Office | Project Blue |
| Jan 14, 2026 | No Desert Data Center Coalition sues Pima County in Superior Court alleging Open Meeting Law violations in the rezoning AZPM | Project Blue |
| Jan 2026 | Beale-affiliated Bobcat Tucson Water LLC applies to ADWR for two commercial groundwater wells AZPM | Project Blue |
| Dec 3, 2025 | Arizona Corporation Commission approves TEP agreement 4-1 AZ Luminaria | Project Blue |
| Aug 25, 2025 | Beale and TEP file special power agreement with Arizona Corporation Commission AZ Luminaria | Project Blue |
| Aug 6, 2025 | Tucson City Council votes to end annexation negotiations, cutting off Tucson Water AZ Luminaria | Project Blue |
| Jun 17, 2025 | Pima County Board of Supervisors approves sale of 290 acres to Beale AZ Luminaria | Project Blue |
Pima County data centers: common questions
How many data centers are in Pima County, Arizona?
The Census tracks 1 major data center project in Pima County as of Sep 23, 2026: 1 under construction. That covers major sourced projects, not every smaller colocation or enterprise facility.
What is the biggest data center project in Pima County?
By published planned capacity, Project Blue in Tucson, at 286 MW. Its status is under construction.
What rules apply to data centers in Pima County?
The Census records 1 rule for this jurisdiction: Ordinance regulating large quantity water users. Each provision links to its source in the local rules tracker.
This page collects the county-level record: every tracked project, moratorium and local rule we can source for Pima County. See all Arizona projects or look up projects near your ZIP code.
Cite this page
Last updated Sep 23, 2026. Figures may change as records are updated — include the date you retrieved them.
| APA | Data Center Census. (2026). Data centers in Pima County, Arizona. Retrieved from https://datacentercensus.com/us/arizona/pima-county |
|---|---|
| MLA | “Data centers in Pima County, Arizona.” Data Center Census, Sep 23, 2026, https://datacentercensus.com/us/arizona/pima-county. |
| Link | https://datacentercensus.com/us/arizona/pima-county |
Republishing a figure or table? Attribute it to Data Center Census with a link to this page. The underlying data is downloadable as JSON and CSV; the press kit has standing figures and contact details.