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Johnson County considers treating long‑duration energy storage as a standalone land use with tiered regulation
Summary
County staff, with a Berkeley Group white paper, proposed defining long‑duration energy storage (facilities capable of storing electricity for 10+ hours) as a distinct land use with capacity tiers, visual‑impact standards, NFPA Section 855 compliance and coordination with local fire districts; board directed more research and review next spring.
Johnson County officials presented options Nov. 20 for regulating long‑duration energy storage—facilities capable of storing electricity for 10 hours or more—to ensure the code can accommodate future storage technologies without creating safety or land‑use conflicts.
Planning staff said the county’s existing code permits battery storage only as an accessory to utility‑scale solar, and that national practice has…
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