United States United States · Richland, WA · 46.280, -119.275 (approximate location)

NRF, Neutron Rad Facility

NRF, Neutron Rad Facility, a research reactor (tRIGA) in Richland, WA, United States, with 1 MW of thermal power, operated by Pacific Northwest National Laboratory. Shut down, first critical in 1977.

It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 35 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942). 36 TRIGA reactors remain in operation today across 17 countries. It is one of 65 research reactors in 20 countries that General Atomics designed or built.

Country
United States
City
Richland, WA
Type
TRIGA
Thermal power
1 MW
Operator
Pacific Northwest National Laboratory
Design and construction
Designed by General Atomics
Status
Shut down
First criticality
1977
Purpose
Neutron radiography, materials testing

Data: IAEA RRDB · updated on Sep 3, 2026

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