Multiple agencies fought a fire in a 25 mega watt BESS in Arizona
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On Wednesday, Oct. 1, 2025, a fire broke out at the Salt River Project’s (SRP) 25-megawatt battery energy storage system located at the Bolster substation near 73rd Avenue and Northern Avenue, adjacent to the Agua Fria Generation Station in Arizona.
- Fire crews from Glendale, Peoria, and Phoenix responded around 5 p.m.
- Flames were visible from battery containers; no reported injuries.
- The battery system was taken offline, but no power outages occurred.
- The fire’s origin remains under investigation.
- SRP confirmed awareness and containment efforts are ongoing.
Sources:
https://www.fox10phoenix.com/news/massive-fire-breaks-out-peoria-battery-storage-facility
https://ktar.com/arizona-news/peoria-fire-battery-storage-srp/5756951/