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United States United States · Ithaca, NY · 42.459, -76.492 (approximate location)

TRIGA Cornell Univ

TRIGA Cornell Univ, a research reactor (tRIGA) in Ithaca, NY, United States, with 500 kW of thermal power, operated by Ward Center for Nuclear Sciences. Decommissioned, first critical in 1962.

It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 20 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
Ithaca, NY
Type
TRIGA
Thermal power
500 kW
Operator
Ward Center for Nuclear Sciences
Design and construction
Designed by General Atomics
Status
Decommissioned
First criticality
1962
Purpose
Teaching, activation analysis, geochronology

Data: IAEA RRDB · updated on Sep 3, 2026

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