What is the latest status of the project “Kemmerer Unit 1 Natrium Reactor”?

The status recorded for “Kemmerer Unit 1 Natrium Reactor” is planned.

What is the budget and commercial profile for the project “Kemmerer Unit 1 Natrium Reactor”?

Taiyo normalizes the budget of “Kemmerer Unit 1 Natrium Reactor” to USD 3200000000.

Where can I verify the source and access all details for “Kemmerer Unit 1 Natrium Reactor”?

This Taiyo project page references American Nuclear Society (ANS) along with the original URL (https://www.ans.org/news/article-7818/nrc-approves-terrapower-construction-permit/). Taiyo standardizes official data into a consistent, searchable project profile.

Kemmerer Unit 1 Natrium Reactor

Sector: Nuclear • Location: Kemmerer, Wyoming, United States

Source: American Nuclear Society (ANS)

Project

Planned

TerraPower's first deployment of the Natrium sodium fast reactor, a 345-MWe reactor paired with molten salt thermal storage, designed to boost output to 500 MWe for over five hours. The project is located at Kemmerer, Wyoming, near the retiring Naughton coal power plant, and aims to demonstrate advanced nuclear technology with a commercial-scale reactor.

Status: Prospective
Sector: Nuclear, Power Generation (CCGT), Geothermal, Commercial
Location: Kemmerer, Wyoming, United States of America
Updated: 22 Jul 2026
Source: American Nuclear Society (ANS)

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Project Information

4 Q

The project “Kemmerer Unit 1 Natrium Reactor” is an infrastructure initiative in the Nuclear sector, located in Kemmerer, Wyoming, United States. Taiyo aggregates data on it from American Nuclear Society (ANS).

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	TerraPower's first deployment of the Natrium sodium fast reactor, a 345-MWe reactor paired with molten salt thermal storage, designed to boost output to 500 MWe for over five hours. The project is located at Kemmerer, Wyoming, near the retiring Naughton coal power plant, and aims to demonstrate advanced nuclear technology with a commercial-scale reactor.
Original sector	Energy
Budget

Location

Country	United States of America (USA)
State	Wyoming
City	Kemmerer

Source

Source	American Nuclear Society (ANS)
URL

More Details

Record type	Project
Sector	Nuclear, Power Generation (CCGT), Geothermal, Commercial
Article published date	2026-04-18

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Kemmerer Unit 1 Natrium Reactor

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