Google and Constellation Finalize Massive 3,590-Megawatt Power Agreement

Alphabet Inc.’s Google has finalized a landmark infrastructure agreement with Constellation Energy to procure 3,590 megawatts of electricity across the nation’s largest power grid, with carbon-free nuclear generation constituting approximately one-quarter of the total contracted volume. This multi-decade accord triggers upwards of $4.3 billion in fresh capital expenditure by Constellation, specifically designated for capacity-enhancement upgrades across existing nuclear facilities situated throughout the Midwest and Mid-Atlantic corridors. This arrangement reflects a broader, highly competitive race among major technology enterprises to secure massive, uninterrupted electricity supplies required to fuel the rapid expansion of energy-intensive data centers across the United States.

The transaction represents the latest in a series of unprecedented arrangements bridging the technology and energy sectors, following prior high-profile industry initiatives such as Microsoft Corporation's agreement to restart the Three Mile Island facility and Google's separate initiative involving NextEra Energy’s Iowa plant. Under the terms of the new agreement, Google has committed to a twenty-year power purchase agreement securing 890 megawatts generated by eleven specific nuclear reactor units owned by Constellation in Illinois, Pennsylvania, and New Jersey. These units are scheduled to undergo technical modernizations designed to elevate their electricity output, with initial deliveries expected to commence in 2028.

In addition to the direct nuclear power purchase, Google has established a long-term supply agreement for an additional 2,700 megawatts of electricity within the PJM Interconnection footprint. While this secondary allocation is not bound to a singular dedicated generation asset, it provides vital revenue certainty for Constellation’s broader fleet of operating facilities. This strategic structuring directly addresses mounting regulatory pressures within the PJM grid network. Management at PJM Interconnection has proposed stringent operational requirements mandating that major data center operators either source dedicated generation capacity or face potential remote disconnection from the regional grid during periods of peak electricity demand.

By proactively investing in upgraded domestic generation capacity, Google and Constellation are directly aligning their operations with PJM's emerging compliance frameworks, ensuring long-term grid stability while meeting corporate sustainability commitments. As artificial intelligence infrastructure scales at an unprecedented pace, partnerships of this magnitude underscore the critical intersection of energy policy, national infrastructure modernization, and technological advancement. This agreement reinforces a growing market reality where major cloud computing providers must act as direct financial catalysts for grid expansion to sustain their future growth without destabilizing regional power markets.