Sangamon County, Illinois is located in central Illinois, approximately 200 miles north of Texas, and is not part of Texas datacenter infrastructure, energy, or policy.
Referenced in 5 briefingsLast referenced: May 26, 2026
After Sangamon County approved a $500 million CyrusOne facility 17-10, opposition didn't stop, it routed into the state POWER Act with two dozen sponsors mandating water impact permits and cooling efficiency standards.
In Sangamon County, Illinois, Dallas-based CyrusOne won a narrow 17-10 zoning vote for a $500 million, 600-megawatt facility after a contentious hearing where law enforcement escorted out upset attendees.
CyrusOne's $500 million Sangamon County, Illinois project offers a contrast: its closed-loop cooling system circulates water internally without daily top-ups, and non-cooling wastewater flows to a septic field equivalent to about 15 households.
In Illinois, Sangamon County's board voted 15-13 to table CyrusOne's $500 million project, with opponents demanding a moratorium pending potential state-level rules.
Logan County imposed a 60-day moratorium on Hut 8's $5B, 500-MW proposal after the company claimed $65 million in annual property tax revenue, roughly 10x CyrusOne's competing estimate for similar capacity in neighboring Sangamon County.