Constellation’s Hourly Carbon-Free Energy Agreement with Microsoft

Project location

United States

Temporal matching

1 hour

Geographical matching

ISO level

Energy tracked

170 GWh/y

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About

Landmark agreement combines the environmental attributes of up to 35% nuclear power with hourly carbon-free energy matching to help a Virginia data center operate on nearly 100% clean power.

Key takeaways

1

Time-aligned nuclear attributes of up to 35% of Microsoft’s data center usage complement Microsoft’s new wind and solar.

2

Performance tracked on Constellation’s Azure-based hourly matching platform.

3

Corresponding timestamped, sub-MWh EACs retired in PJM GATS.

Next steps

1

Scale the product to other interested customers.

2

Support the development of hourly CFE matching in other regions.

Organizations

Project stage

Planning Live demo Commercial

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