Northeastern Generating Station, Highway 88, Oologah, Rogers County, OK 74053Public Service Company of Oklahoma (AEP)
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins71% CONFIDENCEOverall confidence: 71%How well the pin's source and references back up its dates.Weighted average of how firmly 3 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 from 50% to 74% confidence
Oklahoma[3] Corporation Commission rate-base approval order and SPP interconnection schedule commercial operation for late 2026.Public Service Company of Oklahoma (PSO), an operating unit of American Electric Power, is constructing the 100 MW / 400 MWh Oologah Battery Energy Storage System at its Northeastern Station in Rogers County, Oklahoma. Approved by the Oklahoma Corporation Commission as part of a landmark $1.2 billion generation plan, the four-hour storage facility repurposes retired coal plant electrical infrastructure to meet soaring industrial and data center loads.
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