CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins87% CONFIDENCEOverall confidence: 87%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Constellation's release is datelined "CLINTON, IL - JUNE 3, 2025"; Foro Nuclear's[3] report followed on 4 June 2025.On 3 June 2025 Constellation and Meta signed a 20-year power purchase agreement for the 1,121 MW output of the Clinton Clean Energy Center in Illinois, starting in June 2027 and backing a 30 MW uprate.
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