CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins84% CONFIDENCEOverall confidence: 84%How well the pin's source and references back up its dates.Weighted average of how firmly 6 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
Solar Power World, Energy Global[5] (21 Jul 2026) and pv magazine USA[4] (22 Jul 2026) report that Aratina 1 "has started commercial operations"; no exact day was given, so July 2026 is used.Avantus' Aratina 1 solar-plus-storage project in eastern Kern County, California reached commercial operation in July 2026 with 200 MW of solar and 500 MWh of storage under PPAs with two community choice aggregators; cost is not published (over 500M USD of lender financing).
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