Inside the Datacenter

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AI Infrastructure

GPU clusters, training campuses, and the hardware race behind AI.

AI Infrastructure

Where the Coal Plant Stood: AWS Files a Ten-Year, 2,200-Acre Data Center Plan at Homer City

Amazon's development arm has filed a master plan for the Homer City Energy Campus in Indiana County, Pennsylvania: dozens of two-story data centers on six sites straddling two townships, built in phases from December 2026 to 2036 and fed by a 4.5 GW gas plant rising where Pennsylvania's largest coal plant stood until 2023. More than 100 residents packed the county courthouse and the planning commission tabled it. On October 14 the county hired engineers to review it. Here is what the filing says, what the site has been through, and what has to happen before the first slab is poured.

· 9 min read