Google Secures 890 MW Of Nuclear Power from Constellation Energy
Google/Alphabet (GOOG) has contracted 3,590 MW of power from Constellation Energy (CEG), including 890 MW of nuclear energy. The 20-year agreement will fund $4.3B in upgrades to Constellation's nuclear reactors. This deal, set to begin in 2028, aims to meet Google's rising electricity demand due to AI and data center expansion, according to the companies.
How this was made

The 30-second read
Why it matters
The Google‑Constellation deal is a concrete example of this trend, providing both companies with strategic advantages.
Market read
The agreement may lift both stocks modestly and underscores a sector‑wide move toward nuclear power contracts.
What to watch
Potential cost overruns on reactor upgrades and the long‑term nature of the contract may dilute short‑term upside.
Background
Tech firms are racing to lock in low‑carbon, reliable power as AI‑driven data‑center demand soars, prompting utilities to seek long‑term contracts.
Ticker impact
Google signed a 20-year power purchase agreement for 890 MW of nuclear power, securing long‑term low‑carbon electricity for its data centers.
likely modest upside as investors view the contract as a strategic hedge against rising power prices
The contract locks in supply and price for a critical input, improving margin outlook for data‑center operations.
Constellation Energy secured a $4.3 billion investment from Google to upgrade 11 nuclear units and deliver 890 MW of power.
likely upward pressure as the deal boosts revenue visibility and funding for modernization
The agreement provides a stable revenue stream and justifies capital spending, enhancing earnings prospects.
Market effects
Highlights growing demand for nuclear power in the tech sector, potentially spurring more utility‑tech partnerships.
Strengthens the PJM Interconnection region's power outlook with added baseload capacity.
Signals a broader shift toward secure, low‑carbon energy for data centers worldwide.
Counterpoint
If regulatory or construction delays affect the nuclear upgrades, the expected benefits could be delayed, limiting near‑term stock moves.
Key entities
- CompanyGoogle
Alphabet Inc. subsidiary securing nuclear power for data centers.
- CompanyConstellation Energy
U.S. power generator receiving a multi‑billion investment for nuclear upgrades.


