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DSA-22-00120 — Battery energy storage system (BESS) facility with 650 MW AC output capacity in Casa Grande, AZ

This is a request for a Conditional Use Permit to construct and operate a 650 MW battery energy storage system (BESS) facility on 36 acres in an I-2 General Industrial zone, which will store and transmit electricity to APS's proposed Bianco 230 kV substation. The project is expected to have minimal environmental impact and generate significant tax revenue, with negligible operational traffic (approximately 4 trips per week). Staff recommends approval with no specific conditions required.

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Property & nearby activity

Case history

Every time this case appeared on an agenda we watched, and what changed.

• First seen — 2026-07-26: First seen on an agenda (backfilled from our archive) · Casa Grande Planning and Zoning Commission

Also on the 2026-04-02 Casa Grande agenda

• 01-001 — Residential development (307 single-family homes)
• 25-038 — 270 multi-family dwelling units and commercial fast-food restaurants
• 25-071 — Other
• DSA-22-00095 — Mixed-use development with approximately 37.86 acres of commercial (including 27-acre anchor retail with pad sites, 6.3 acres, and 3.75 acres in three commercial areas) and 36.85 acres of residential (single-family and/or multifamily)

Other Casa Grande rezoning cases

• DSA-22-00051 — PD Amendment