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Legally lost Battery storage (BESS) National dataset

APS McMicken BESS Facility

Peoria & Surprise (Maricopa County), AZ

Source status: Catastrophic Explosion Case Study (2019 Deflagration)

Action hub

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Key issues

Severe explosion injuring 4 firefighters; benchmark case for BESS toxic gas hazards

Mobilization strategy

National safety metric benchmark used in local zoning hearing oppositions

Officials & contacts

Maricopa County First Responder Coalition

Nearby projects

No other tracked projects were found within ~25 miles.

Record created 2026-09-25T05:46:23+00 · last updated 2026-09-25T05:46:23+00