Diablo Canyon

Power Project Life Extension Operating Avila Beach, California, US

California's last reactors, extended for the AI decade.

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Photo: Mike Baird from Morro Bay, USA · CC BY 2.0 · Wikimedia Commons

Diablo Canyon's two units (~2.2 GW, ~9% of California's generation) were scheduled to close in 2024–25 until the state reversed course, extending them to at least 2029–30 with federal support — a bellwether of how AI-era demand reframed every planned nuclear retirement.

Specifications & key facts

Each figure is labeled by basis: vendor spec, vendor claim, reported, estimate, or official. "Not publicly disclosed" means exactly that — we never invent values.

Overview

Owner PG&EOfficial

Capacity ~2,240 MW (2 units)Official

Extension State/federal action extends operation to ~2030Official

How this connects to the rest of the stack

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Nuclear Power

Sources

PG&E Diablo Canyon ↗

Record reviewed as of 2026-01-15 — see Methodology.