Walmart signs first nuclear power deal with Constellation in Illinois

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Constellation and Walmart Announce Long-Term Agreement to Support Reliable, Emissions-Free Nuclear Energy in Illinois

June 23, 2026 8:00 AM EDT

Agreement supports Walmarts expansion in the state and includes uprates at the Dresden Clean Energy Center

BALTIMORE & BENTONVILLE, Ark.--(BUSINESS WIRE)-- Constellation (Nasdaq: CEG) and Walmart (Nasdaq: WMT) today announced a long-term nuclear power purchase agreement (PPA) for emissions-free electricity from Constellations Dresden Clean Energy Center in Illinois. The agreement includes approximately 176 MW of wholesale supply, including 30 MW of expanded generating capacity.

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