Wyoming tightens wastewater rules after Meta datacenter contractor flushed contaminated water
TL;DR
In Cheyenne, Wyoming, a Meta contractor building the Project Cosmo AI datacenter discharged bacteria-contaminated flush water into the public sewer system. Officials identified Cupriavidus gilardii, a rare environmental bacterium. Drinking water was not affected, but reclaimed water used for irrigation became the concern. Cheyenne revoked discharge privileges and tightened rules: wastewater from closed-loop cooling and fill-and-flush work now has to be collected separately and hauled offsite.
Nauti's Take
Meta may be right that public drinking water was not affected. Still, the clean closed-loop cooling story looks weaker when the construction phase already disrupts municipal water operations.
For AI infrastructure, a sustainability slide is no longer enough. Towns will ask the practical questions earlier: what happens during filling, flushing, maintenance, and disposal before the shiny campus is even online?
Briefingshow
AI datacenters are usually framed around chips, power, and jobs. This case shows the quieter layer: construction, cooling loops, wastewater, and city systems that were not built for that kind of industrial load. Local governments now have a stronger reason to demand dedicated disposal plans before Big Tech plugs into public infrastructure.
Sources