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Thailand Thailand · Bangkok · 13.752, 100.494 (approximate location)

TRR-1/M1

TRR-1/M1, a research reactor (tRIGA) in Bangkok, Thailand, with 1.3 MW of thermal power, operated by Thailand Institute of Nuclear Technology. Operating, first critical in 1977.

It is the only research reactor in Thailand. 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. Its declared uses include isotope production, neutron radiography, transmutation and gemstone irradiation.

Country
Thailand
City
Bangkok
Type
TRIGA
Thermal power
1.3 MW
Operator
Thailand Institute of Nuclear Technology
Design and construction
Designed by General Atomics
Status
Operating
First criticality
1977
Purpose
Isotope production, neutron radiography, transmutation, gemstone irradiation, teaching, training, activation analysis

Data: IAEA RRDB · updated on Sep 3, 2026

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