United States United States · Idaho Falls, ID · 34.235, -118.708

Critical Experiment Tank

Critical Experiment Tank, a research reactor (other) in Idaho Falls, ID, United States, with 5 kW of thermal power, operated by General Electric Company. Decommissioned, first critical in 1958.

It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 16 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942). Its declared uses include research, development and experiments.

Country
United States
City
Idaho Falls, ID
Type
Other
Thermal power
5 kW
Operator
General Electric Company
Status
Decommissioned
First criticality
1958
Purpose
Research, development, and experiments

Data: IAEA RRDB · updated on Sep 3, 2026

More information

Related research reactors