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United States United States · Salt Lake City, UT · 40.646, -111.932 (approximate location)

TRIGA Univ. Utah

TRIGA Univ. Utah, a research reactor (tRIGA) in Salt Lake City, UT, United States, with 100 kW of thermal power, operated by Utah Nuclear Engineering Program. Operating, first critical in 1975.

It is one of the 48 research reactors operating in the United States. It went critical 33 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942). It is one of 36 TRIGA reactors operating worldwide, spread across 17 countries. It is one of 65 research reactors in 20 countries that General Atomics designed or built.

Country
United States
City
Salt Lake City, UT
Type
TRIGA
Thermal power
100 kW
Operator
Utah Nuclear Engineering Program
Design and construction
Designed by General Atomics
Status
Operating
First criticality
1975
Purpose
Neutron scattering, teaching, activation analysis

Data: IAEA RRDB · updated on Sep 3, 2026

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