PHOENIX (KVOA) - Arizona Public Service (APS) customers have set a new peak energy demand record on one of the extreme heat days of the summer., Arizona has activated one of its largest grid battery storage projects to help meet peak summer energy demand. Electrek reports: Recurrent Energy, a subsidiary of Canadian Solar, just brought its 1,200 MWh Papago Storage facility in Maricopa County into commercial operation. The big grid battery is, The project is now dispatching stored energy to Arizona Public Service (APS), the state’s largest electric utility, in time to help meet rising electricity demand during the summer season. Papago Storage is the first of three Recurrent Energy projects with tolling agreements in place with APS to become operational., Investor relations News Releases Recurrent Energy Energizes 1,200 MWh Storage Facility in Arizona Ahead of Peak Summer Demand First of three projects with APS now in operation, delivering flexible capacity to the grid, This new battery storage facility—called Papago Storage—adds 300 MW / 1,200 MWh of flexible capacity to the local Phoenix-area grid. Roughly 240 containerized storage systems, each in a 20-foot shipping container, form the backbone of this massive installation., .