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Kemmerer Unit 1 Natrium Advanced Nuclear Plant

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

Source: ESG News

Project
Under Construction

TerraPower has begun construction on its flagship Natrium plant, Kemmerer Unit 1, which is the first utility-scale advanced nuclear power facility in the United States. The project features a 345 MW sodium-cooled fast reactor with integrated molten salt energy storage, allowing flexible power output up to 500 MW. It aims to provide reliable and dispatchable baseload power for approximately 400,000

Status
Under Construction
Sector
Energy Storage, Power Generation (CCGT), Nuclear, Commercial, Power Transmission
Location
Kemmerer, Wyoming, United States of America
Updated
22 Jul 2026
Source
ESG News

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The project “Kemmerer Unit 1 Natrium Advanced Nuclear Plant” is an infrastructure initiative in the Energy Storage sector, located in Kemmerer, Wyoming, United States. Taiyo aggregates data on it from ESG News.

Participants

Not available for this record.

Status

Original status

under construction

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

TerraPower has begun construction on its flagship Natrium plant, Kemmerer Unit 1, which is the first utility-scale advanced nuclear power facility in the United States. The project features a 345 MW sodium-cooled fast reactor with integrated molten salt energy storage, allowing flexible power output up to 500 MW. It aims to provide reliable and dispatchable baseload power for approximately 400,000 homes and serves as a commercial blueprint for deploying multiple Natrium plants across the U.S. by 2035.

Original sector

Energy

Location

Country

United States of America (USA)

State

Wyoming

City

Kemmerer

Source

Source

ESG News

URL

More Details

Record type

Project

Sector

Energy Storage, Power Generation (CCGT), Nuclear, Commercial, Power Transmission

Article published date

2026-05-01

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