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Kane County hears AES presentation on adding battery storage to Glen Canyon Solar; commissioners defer vote
Summary
AES presented plans to add a 95 MW solar array with a 95 MW/4-hour battery system to the Glen Canyon project, citing transmission limits and a terminated PPA; commissioners raised safety, grazing and trust-lands compensation concerns and moved the item to a future agenda for more review.
At the Kane County Commission meeting on Nov. 12, county officials heard a technical presentation from AES on a revised Glen Canyon Solar project that would pair a 95-megawatt solar array with a 95-megawatt, four-hour-duration battery system. Brady Hewitson, introduced as the project lead, told the commission the company paused work after a prior power-purchase agreement (PPA) was terminated because transmission capacity was not available. Hewitson said adding battery storage allows the project to time-shift generation and reconnect to the grid without building new transmission.
Hewitson described the proposal as three solar array fields with a battery area of roughly 10 acres containing about 64 containerized battery units. He said the battery would charge for four hours and discharge for about four hours to meet…
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