Data centers in Pima County, AZ

Upcoming hearings & votes

• 2026-10-28 · 9:00 AM
  Pima County Planning and Zoning Commission
  P26TA00003: data center zoning text amendment (closed-loop only, water and energy certification, setbacks, noise, generator limits)
  201 N. Stone Ave, Tucson
  Source

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Projects

• under construction · 2026-09-23
  Project Blue
  Pima County 120-day moratorium passed; does not apply to Project Blue, already permitted and under construction
  [1] [2]
• approved · 2026-10-01
  Marana data center campus (~661 acres) · Beale Infrastructure (Fremont Peak Properties)
  Arizona Court of Appeals upheld rejection of citizen referendum petitions against the rezoning
  [1] [2]

Moratoriums & local limits

• Pima County: moratorium, adopted 2026-09-23, 120 days [1] [2]