After thermal imaging appeared to show that xAI lied about suspected pollution at its Colossus supercomputer data center located near predominantly Black communities in Memphis, Tennessee, the NAACP has threatened a lawsuit accusing xAI of violating the Clean Air Act.

The lawsuit would be filed against X.AI Corp., and company affiliates CTC Property LLC and CTC Holding LLC. In the lawsuit, the NAACP and SELC claim that xAI has not filed pre-construction or operating permits for the use of the gas turbines,