# Google and Constellation agree to add 890 MW of nuclear capacity to PJM

> A 20-year power deal will fund upgrades at 11 existing nuclear units in Illinois, Pennsylvania and New Jersey, adding 890 MW to the PJM grid.

- **Source date:** 2026-10-06
- **Original source:** [Constellation Energy (Business Wire)](https://investors.constellationenergy.com/news-releases/news-release-details/google-and-constellation-announce-landmark-agreement-bring-890)
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- **Language:** en
- **URL:** https://voltformer.com/news/google-constellation-890mw-new-nuclear-pjm
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## Upgrades across 11 nuclear units

The agreement supports equipment and technology upgrades intended to raise thermal and electrical efficiency and unlock 890 MW of additional generation.

[Constellation Energy (Business Wire)](https://investors.constellationenergy.com/news-releases/news-release-details/google-and-constellation-announce-landmark-agreement-bring-890)

## Long-term supply and investment

Constellation says the project represents more than \$4.3 billion of new investment. A separate 15-year agreement covers 2,700 MW from its existing PJM fleet.

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