County supervisors voted 4-1 to give Project Baccara a special permit needed near Luke Air Force Base. The 160-acre site off Olive Avenue and Litchfield Road would hold two data centers and a gas power plant, about 400 feet from a dozen homes. It still needs an air permit.

May 6, 2026Source

📌 Other

At least 11 landowners have filed Prop 207 claims saying the 2025 data center rules lowered their land value. Instead of paying, the city has given waivers in some cases that let projects go ahead, such as a planned Aligned Data Centers campus in Deer Valley.

March 2026Source

📜 Data center rules · Maricopa County

County supervisors updated zoning for data centers on unincorporated land. They are allowed only in the IND-2 and IND-3 industrial zones; other land must be rezoned first.

Dec 10, 2025Source

🗺️ Zoning change · Maricopa County

County supervisors unanimously rezoned about 2,000 acres west of the White Tank Mountains for industrial use. This clears the way for Hassayampa Ranch, a planned data center campus over 1 gigawatt led by Arizona Land Consulting.

Dec 10, 2025Source

📜 Data center rules

City council unanimously changed the general plan and zoning code for data centers. They may only go in industrial and some commercial areas, and need a special permit. They must reduce noise if within 300 feet of homes and stay half a mile from high-capacity transit.

July 2, 2025Source

Built & runningBeing builtApproved, not built yetProposedStopped or cancelled

What you can do

Get told first.
We'll email you if anything changes in Phoenix City.
Go to council meetings.
Anyone can speak. Big projects usually need a public hearing.
Ask questions in writing.
Use our checklist.

📣 Report something here

🔔 Get told first

⚡ Your electric company

Depending on where you live in Phoenix City: Tohono O'odham Utility Authority (not available) or Gila River Indian Utility Authority (gricua) (co-op (owned by its members)) or Electrical Dist No8 Maricopa (public) or Ocotillo Water Conserv. Dist. (not available) or Maricopa County M W C Dist #1 (not available) or Harquahala Valley Pwr District (not available) or Usbia-san Carlos Project (public) or Tonopah Irrigation District (not available) or Buckeye Water C&d District (not available) or Wapa-- Western Area Power Administration (public) or City of Mesa (run by the town) or Arizona Public Service Co. (company) or Salt River Project (public).

Big data centers need a lot of power. Who pays for new power lines depends on state rules. See the rules in Arizona.

🙋 Open tasks here

Has the City of Phoenix issued building permits?
How many diesel backup generators will the site have?
How will the site be cooled, and how much water will it use?
Which company will use the data centers?
Did Phoenix and Aligned reach a Prop 207 waiver deal for the Deer Valley site?
How much power would the converted buildings use?
How many diesel backup generators would be on site?

How to help →

3 data center projects in Phoenix City

In Phoenix City

Laveen data center campus by Vintage Partners (dropped)

Menlo Digital data center campus at Thistle Landing, Ahwatukee

Aligned Data Centers office park conversion in Deer Valley, Phoenix

Nearby (within 15 miles)

Compass Datacenters PHX II campus, El Mirage

Microsoft data center campus at Dysart Road and Northern Parkway, El Mirage

Local votes and rules

✅ Approved · Maricopa County