LITR Low Intensity Test
LITR Low Intensity Test, a research reactor (tank) in Oak Ridge, TN, United States, with 3 MW of thermal power, operated by Union Carbide Corporation. Shut down, first critical in 1950.
It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 8 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942). 36 tank-type reactors remain in operation today across 23 countries. Its declared uses include nuclear data measurements and materials testing.
- Country
- United States
- City
- Oak Ridge, TN
- Type
- Tank
- Thermal power
- 3 MW
- Operator
- Union Carbide Corporation
- Status
- Shut down
- First criticality
- 1950
- Purpose
- Nuclear data, materials testing
See also: every research reactor in United States · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026