The Signal Report // ENERGY STORAGE

Energy Storage.

Grid batteries, chemistry, and controls, from someone who helps build the AI that cycles them. All reports →

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Report 006 · Energy Storage · 2026-07-05 · 5 min

Why Grid Battery Fires Keep Dropping

We've built vastly more grid storage, and the fires got rarer, not more common. The EPRI data shows failure rates fell ~99% since 2018, and that the cells were rarely the problem. A chemistry-and-controls read on what actually made them safer.

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