CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins82% CONFIDENCEOverall confidence: 82%How well the pin's source and references back up its dates.Weighted average of how firmly 5 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
Mother Jones[3]/Canary Media (22 Apr 2026): "The Medway battery came online fully on February 25, according to developer VC Renewables." Cleanview[2] lists commercial operation March 2026.Medway Grid, LLC, developed by Eolian Energy and now backed by Vitol's VC Renewables, built a 250 MW / 500 MWh standalone battery with a new 345 kV substation on Milford Street in Medway; it came fully online on 25 February 2026 and Advantage Capital closed 158M USD of tax equity, but no total project cost has been published.
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