CANEL Critical Assembly
CANEL Critical Assembly, a research reactor (critical assembly) in Middletown, CT, United States, with 1 W of thermal power, operated by Connecticut Aircraft Nuclear Engine Laboratory. Decommissioned, first critical in 1957.
It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 15 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942). 44 critical assemblies remain in operation today across 12 countries. Its declared uses include materials testing.
- Country
- United States
- City
- Middletown, CT
- Type
- Critical assembly
- Thermal power
- 1 W
- Operator
- Connecticut Aircraft Nuclear Engine Laboratory
- Status
- Decommissioned
- First criticality
- 1957
- Purpose
- Materials testing
See also: every research reactor in United States · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026