Where can I verify the source and access all details for “Calvert Cliffs Nuclear Power Plant Expansion and Improvements”?

This Taiyo project page references Maryland Matters along with the original URL (https://marylandmatters.org/2025/11/05/constellation-gas-plant-battery-project-proposals/). Taiyo standardizes official data into a consistent, searchable project profile.

Calvert Cliffs Nuclear Power Plant Expansion and Improvements

Q: What is the latest status of the project “Calvert Cliffs Nuclear Power Plant Expansion and Improvements”?

The status recorded for “Calvert Cliffs Nuclear Power Plant Expansion and Improvements” is planned.

Q: What is the budget and commercial profile for the project “Calvert Cliffs Nuclear Power Plant Expansion and Improvements”?

Taiyo normalizes the budget of “Calvert Cliffs Nuclear Power Plant Expansion and Improvements” to USD 10000000000.

Sector: Nuclear • Location: Lusby, Maryland, United States

Source: Maryland Matters

Project

Planned

Constellation Energy floated the idea of improvements or expansion at its Calvert Cliffs Nuclear Power Plant, including adding a third nuclear reactor, small modular reactors, or technological upgrades to boost output. These projects are longer-term and would require an infusion of private or public dollars to move forward. The estimated cost for adding a third reactor is around $10 billion, with

Status: Prospective
Sector: Nuclear, Energy Storage, Power Generation (CCGT)
Location: Lusby, Maryland, United States of America
Updated: 22 Jul 2026
Source: Maryland Matters

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Project Information

4 Q

The project “Calvert Cliffs Nuclear Power Plant Expansion and Improvements” is an infrastructure initiative in the Nuclear sector, located in Lusby, Maryland, United States. Taiyo aggregates data on it from Maryland Matters.

Participants

Not available for this record.

Status

Original status	planned
Taiyo status	Prospective
Taiyo last update	2026-07-22

Contact

Not available for this record.

Description

Description	Constellation Energy floated the idea of improvements or expansion at its Calvert Cliffs Nuclear Power Plant, including adding a third nuclear reactor, small modular reactors, or technological upgrades to boost output. These projects are longer-term and would require an infusion of private or public dollars to move forward. The estimated cost for adding a third reactor is around $10 billion, with smaller upgrades costing less. Constellation is exploring risk-sharing arrangements with large-load customers and investor funds to support these projects.
Original sector	Energy
Budget

Location

Country	United States of America (USA)
State	Maryland
City	Lusby

Source

Source	Maryland Matters
URL

More Details

Record type	Project
Sector	Nuclear, Energy Storage, Power Generation (CCGT)
Article published date	2025-11-08

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Calvert Cliffs Nuclear Power Plant Expansion and Improvements

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