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Experimental Extra Modular Nuclear Reactor at Idaho National Lab

Sector: Metal • Location: Arco, Idaho, United States

Source: Idaho News 6

Project
Completed

Texas-based Aalo Atomics built the world's first experimental extra modular nuclear reactor on a 1-acre parcel inside the Idaho National Lab's Materials and Fuels Complex. The reactor and its surrounding 3,600-square-foot building were completed ahead of schedule, with fuel expected to arrive soon and the reactor going online before July 4. The site will generate up to 10 megawatts of electricity,

Status
Closed
Sector
Metal, Water Supply and Storage, Nuclear, Power Generation (CCGT), Commercial
Location
Arco, Idaho, United States of America
Updated
22 Jul 2026
Source
Idaho News 6

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The project “Experimental Extra Modular Nuclear Reactor at Idaho National Lab” is an infrastructure initiative in the Metal sector, located in Arco, Idaho, United States. Taiyo aggregates data on it from Idaho News 6.

Participants

Not available for this record.

Status

Original status

completed

Taiyo status

Closed

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

Texas-based Aalo Atomics built the world's first experimental extra modular nuclear reactor on a 1-acre parcel inside the Idaho National Lab's Materials and Fuels Complex. The reactor and its surrounding 3,600-square-foot building were completed ahead of schedule, with fuel expected to arrive soon and the reactor going online before July 4. The site will generate up to 10 megawatts of electricity, enough to power about 10,000 homes, and will use liquid metal as coolant with air-cooled condensers, avoiding water consumption.

Original sector

Energy

Location

Country

United States of America (USA)

State

Idaho

City

Arco

Source

Source

Idaho News 6

URL

More Details

Record type

Project

Sector

Metal, Water Supply and Storage, Nuclear, Power Generation (CCGT), Commercial

Article published date

2026-03-26

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