The Division of Justice intervened in a lawsuit over xAI’s gas turbines on Monday. In a submitting, the company sided with Elon Musk’s company, saying makes an attempt to cease xAI from operating the pure gasoline generators “threatens American nationwide, financial, and vitality safety by searching for to close off the facility provide for artificial-intelligence innovation that helps the Division of Conflict’s army operations.”
The DOJ, together with xAI and the state of Mississippi, requested the court docket to dismiss the go well with, filed by the NAACP in April.
The NAACP alleges xAI isn’t following the Clear Air Act and is endangering public well being by operating unpermitted pure gasoline generators on the web site of its second information middle in Southaven, Mississippi, dubbed Colossus 2. In Could, the NAACP filed a request for a preliminary injunction to cease xAI from operating the generators, alleging that their continued use with no allow “will increase dangers of bronchial asthma assaults and coronary heart illness” in communities with an already heavy pollution burden.
xAI and DOJ didn’t instantly reply to a request for remark.
Based on the DOJ memorandum, there are solely 4 artificial intelligence models, together with Grok, that “assist mission-critical operations throughout Secret and High-Secret labeled networks.” A separate declaration filed by Cameron Stanley, the chief digital and synthetic intelligence officer on the Division of Protection, particulars how the army depends on Grok’s Gov mannequin to “assist important nationwide safety missions.” That features utilizing the mannequin as a part of current strikes in opposition to Iran. Forcing xAI to cease operating the gasoline generators powering Colossus 2, Stanley says, “instantly threatens ongoing nationwide safety pursuits.”
xAI—which is part of SpaceX—shot to nationwide notoriety in 2024 when residents of southwest Memphis complained that the corporate had begun operating unpermitted gasoline generators at its first information middle web site. The Memphis area has a number of the highest bronchial asthma charges within the nation, and residents nervous about further air pollution from the unpermitted generators. State companies in each Tennessee and Mississippi have claimed that the corporate has a 12 months to run the generators with out clear air permits—a declare that, the NAACP argues, isn’t in keeping with the Environmental Safety Company’s rules.
The unique lawsuit filed by the NAACP recognized 27 generators working with no allow at its web site in Southaven. However emails between xAI and state regulators obtained by the Southern Environmental Legislation Middle (SELC), a accomplice within the NAACP lawsuit, present that as of mid-Could, there have been 57 generators working with out permits on the Colossus 2 web site. Lots of these generators, the emails present, had been added weeks after the NAACP filed its lawsuit.
The expansion of Colossus 2’s generators from 27 to 57 means, in response to the SELC, that the positioning has seen a 111 % enhance in nitrogen oxide emissions, an 83 % enhance in PM2.5 emissions, and an 88 % enhance in formaldehyde emissions since April.

