Tennessee
Data centers in Shelby County, Tennessee
The Census tracks 2 data center projects in Shelby County, Tennessee, with 2.03 GW of published capacity: 1 under construction, 1 operating.
How many data centers are in Shelby County?
The Census tracks 2 major projects here as of Sep 22, 2026: 1 under construction, 1 operating. They are in Memphis. The largest by published capacity is xAI Colossus 2 (1.78 GW).
Projects
| Project | Status | Capacity | Developer |
|---|---|---|---|
| xAI Colossus 2 Memphis, Shelby County, TN | Under construction | 1.78 GW | xAI |
| xAI Colossus Memphis, Shelby County, TN | 250 MW | xAI |
Recent changes
| Date | What changed | Project |
|---|---|---|
| Jul 30, 2026 | Mississippi DEQ sets retirement schedule for 69 temporary turbines at the Southaven plant (Aug. 18, 2026 to July 14, 2027), allowing 13 to run past the original deadline Mississippi Today | xAI Colossus 2 |
| Jun 15, 2026 | Justice Department files motion to intervene and seek dismissal of the NAACP Clean Air Act lawsuit. Lawyer Monthly | xAI Colossus 2 |
| Jun 9, 2026 | Southaven residents file a federal class action against xAI and MZX Tech over turbine noise. Mississippi Today | xAI Colossus 2 |
| Apr 14, 2026 | NAACP files Clean Air Act lawsuit against xAI and MZX Tech; DOJ moved in June 2026 to intervene on the company’s side Scientific American | xAI Colossus 2 |
| Mar 10, 2026 | Mississippi DEQ board approves 41 turbines (1.2 GW) to power Colossus 2 and planned Colossus 3 DatacenterDynamics | xAI Colossus 2 |
| Mar 3, 2026 | Permit filed for $659.3M, four-story building adjacent to Colossus 2 Action News 5 | xAI Colossus 2 |
| Jan 14, 2026 | Application filed with Mississippi regulators for 41-turbine permit Southern Environmental Law Center | xAI Colossus 2 |
| Dec 15, 2025 | Memphis and Shelby County Air Pollution Control Board dismisses appeals of the turbine permit as moot Action News 5 | xAI Colossus |
| Jul 17, 2025 | SELC, on behalf of NAACP Memphis and Young, Gifted & Green, appeals permit to Memphis and Shelby County Air Pollution Control Board Tennessee Lookout | xAI Colossus |
| Jul 16, 2025 | xAI affiliate MZX Tech buys former Duke power plant site in Southaven, MS Southern Environmental Law Center | xAI Colossus 2 |
| Jul 2, 2025 | Shelby County Health Department approves permit for 15 gas turbines through Jan. 1, 2027 (DCD reports July 1 meeting) Tennessee Lookout | xAI Colossus |
| Apr 9, 2025 | Aerial imaging shows 35 turbines operating, per SELC Southern Environmental Law Center | xAI Colossus |
Shelby County data centers: common questions
How many data centers are in Shelby County, Tennessee?
The Census tracks 2 major data center projects in Shelby County as of Sep 22, 2026: 1 under construction, 1 operating. That covers major sourced projects, not every smaller colocation or enterprise facility.
What is the biggest data center project in Shelby County?
By published planned capacity, xAI Colossus 2 in Memphis, at 1.78 GW. Its status is under construction.
This page collects the county-level record: every tracked project, moratorium and local rule we can source for Shelby County. See all Tennessee projects or look up projects near your ZIP code.
Cite this page
Last updated Sep 22, 2026. Figures may change as records are updated — include the date you retrieved them.
| APA | Data Center Census. (2026). Data centers in Shelby County, Tennessee. Retrieved from https://datacentercensus.com/us/tennessee/shelby-county |
|---|---|
| MLA | “Data centers in Shelby County, Tennessee.” Data Center Census, Sep 22, 2026, https://datacentercensus.com/us/tennessee/shelby-county. |
| Link | https://datacentercensus.com/us/tennessee/shelby-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.