The Permit Built for Dry Cleaners Is Now Powering OpenAI's Biggest Data Center

Omaira Garcia found out her Air Force veteran's ranch in Abilene, Texas had a new neighbor when dust clouds started rolling across her property in the summer of 2024. Nobody had told her. Today, ten gas-fired turbines sit roughly 500 yards from her kitchen window, part of the onsite power plant for OpenAI's flagship Stargate data center. "We weren't given any time to understand what this impact was going to be on us," she says. "We're trapped here."^[1] The plant that boxed her in was never reviewed as a power plant at all.

What did the Floodlight investigation find at Stargate?

A minor air permit, in Texas environmental law, is the fast-track approval category state regulators reserve for small, common pollution sources: dry cleaners, gas stations, auto body shops. It requires no environmental study, no public notice, and no comment period, because the sources it covers are assumed to be too small to matter. A joint investigation by Floodlight and Wired, published July 9, found that Stargate's developer, Crusoe, used exactly this category to bring ten turbines and 62 backup diesel generators online at the Abilene site, a fleet now permitted to emit more than 1.6 million tons of greenhouse gases and 1,000 tons of combined air pollutants a year.^[1] Stargate is not an isolated case: Floodlight counted at least 38 Texas data centers that have used minor permits to stand up onsite power since 2024, authorizing more than 2,100 backup diesel generators statewide.^[1]

The scale is the tell. Bruce Buckheit, who ran EPA's air enforcement program across three Republican administrations before leaving the agency, told Floodlight that state agencies built the permit-by-rule process "for small things that happen a lot." Sixty-two backup generators at a single site, he said, is the point where "you start thinking, well, wait a minute, maybe the scale is wrong here."^[1] Statewide, Texas now has more than 80 gigawatts of new gas-fired capacity in its construction pipeline, the largest of any U.S. state and, according to the researcher who tracked it, second only to China globally;^[1] roughly half of it, 40 gigawatts, is earmarked to directly power data centers, according to Global Energy Monitor.^[2]

How does the "small first, big later" strategy work?

File small, build, then expand once the site is already running: that is the sequence Floodlight documented at Stargate, and watchdogs say it is deliberate, not incidental. In 2024, Crusoe secured minor permits for the site's original ten turbines. A year later, with construction essentially complete, it filed its first major permit application, this one for 41 additional turbines and 18 more generators, an expansion that would make Stargate one of the largest fossil-fuel plants in Texas, capable of powering more than a million homes.^[1] James Doty, a nearly three-decade veteran of the Texas Commission on Environmental Quality's air-quality monitoring staff, doesn't buy the idea that the timing was coincidental. "I sincerely doubt that the company made some last-minute decision to suddenly expand," he told Floodlight, noting that Stargate's developers were circulating materials as early as May 2025 describing contracts for 1.2 gigawatts of power.^[1] The math came first; the paperwork followed.

By regulation, sequential permits for what is functionally one continuous project should be evaluated together under the EPA's "aggregation" policy, precisely to prevent developers from splitting a major source into a string of minor ones. Buckheit calls the practice by the name the agency's own enforcement handbooks use for it: sham permits.^[1] More than half the data centers Floodlight examined filed nitrogen-oxide estimates suspiciously close to, but just under, the thresholds that would trigger public review; one San Antonio-area Vantage facility was permitted for 99.8 tons a year against a 100-ton cutoff.^[1] By the time a major permit application does arrive and the public comment window finally opens, the plant is already running. "If a data center gets its operating permit, it's too late," Doty said.^[1]

Is Texas an outlier, or the model Washington wants to adopt?

The evidence increasingly points to the latter. Two federal moves this year would take the Texas workaround and write it into national rule. On January 15, EPA finalized a New Source Performance Standard for stationary combustion turbines that exempts "low use" turbines from Title V major-source permitting entirely and explicitly recommends that states process the rest through general permits or, by name, permits by rule, the same category Crusoe used in Abilene.^[3] Then, on July 7, EPA proposed a separate rule stripping public participation and transparency requirements from minor-source air permitting nationwide, a category the agency's own announcement notes includes the diesel and gas generator fleets data centers rely on.^[4] Comments close August 21; a public hearing is set for July 22.^[4]

Texas is simply the state where the pattern is furthest along, not the only one running it. Sierra Club's own count found 10,500 diesel generators clustered at Northern Virginia data centers, totaling nearly 27 gigawatts of capacity, with Amazon alone holding minor-source permits allowing its backup fleet to emit as much nitrogen oxide as a mid-sized coal plant, in the middle of the country's seventh-largest metro area.^[5] Virginia is no exception, and neither is the Deep South. In Mississippi, the NAACP has sued xAI and MZX Tech over turbines classified as "temporary," a designation that also sidesteps permitting; the Justice Department has signaled it may intervene on the government's side to protect what it calls the country's "global AI dominance."^[6] We've written before about local opposition becoming the AI buildout's binding constraint at the siting stage;^[7] what Texas and the EPA's own rulemakings show is the industry's answer to that constraint: don't win the fight, avoid triggering it.