ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins76% CONFIDENCEOverall confidence: 76%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 betterin 16 days
Hawaii[2][4] State Energy Office tracker: "Estimated Commercial Operations: Nov 2026", status "PUC Approved; constructing and permitting"; Cleanview[5]/EIA-860M also lists 1 November 2026. AES publishes a schedule graphic dated October 2025 only as an image.AES Hawaii is building the 7 MW (20.4 MWdc) Mountain View solar plus 35 MWh battery project in Waianae on Oahu for Hawaiian Electric under a PUC-approved PPA; the state lists commercial operation for November 2026 and no total cost has been published.