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TerraPower Natrium Nuclear Demonstration Plant

Sector: Energy Storage • Location: Kemmerer, Wyoming, United States

Source: NucNet

Project
Planned

The Natrium project is a 345-MW sodium-cooled fast reactor combined with a molten salt-based energy storage system, capable of increasing output to 500 MW during peak demand. It is being developed as a demonstration plant near an existing coal plant in Kemmerer, Wyoming, under the US Department of Energy’s Advanced Reactor Demonstration Programme.

Status
Prospective
Sector
Energy Storage, Nuclear, Power Generation (CCGT), Government
Location
Kemmerer, Wyoming, United States of America
Updated
22 Jul 2026
Source
NucNet

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The project “TerraPower Natrium Nuclear Demonstration Plant” is an infrastructure initiative in the Energy Storage sector, located in Kemmerer, Wyoming, United States. Taiyo aggregates data on it from NucNet.

Participants

Sponsoring Agency

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The Natrium project is a 345-MW sodium-cooled fast reactor combined with a molten salt-based energy storage system, capable of increasing output to 500 MW during peak demand. It is being developed as a demonstration plant near an existing coal plant in Kemmerer, Wyoming, under the US Department of Energy’s Advanced Reactor Demonstration Programme.

Original sector

Energy

Budget

Location

Country

United States of America (USA)

State

Wyoming

City

Kemmerer

Source

Source

NucNet

URL

More Details

Record type

Project

Sector

Energy Storage, Nuclear, Power Generation (CCGT), Government

Article published date

2025-12-05

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