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USA β€Ί Illinois β€Ί Cook County β€Ί Chicago City

3 data center projects in Chicago City

Who decides here: the City Council of Chicago City votes on zoning. The Cook County may review big projects too.

In Chicago City

Local votes and rules

πŸ“Œ Other

Mayor signed Executive Order 2026-5. It adds a review of power, water, backup generators, air pollution and noise for new data centers, and asks the city council to pass a temporary pause. Air and noise rules are due about November 9, 2026; a task force reports by March 15, 2027.

Aug 11, 2026Source
Built & runningBeing builtApproved, not built yetProposedStopped or cancelled

What you can do

  1. Get told first.
    We'll email you if anything changes in Chicago City.
  2. Go to council meetings.
    Anyone can speak. Big projects usually need a public hearing.
  3. Ask questions in writing.
    Use our checklist.
πŸ“£ Report something here

πŸ”” Get told first

We'll email you when something changes in Chicago City. Nothing else.

⚑ Your electric company

Commonwealth Edison Co. (company).

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

πŸ™‹ Open tasks here

  • Is the 1-gigawatt data center at South Works still planned?
  • If it is built, how much water and power would it use?
  • How many megawatts would the data center use?
  • Will there be diesel backup generators in the building?
  • When will the full Landmarks Commission vote?
  • Will it have diesel backup generators, and how many?

How to help β†’