Nuclear reactors supplied by General Atomics

General Atomics is recorded as the nuclear steam supply system (NSSS) supplier of 2 units in 1 country, per the IAEA PRIS register: none operating and 2 shut down.

The two US high-temperature gas reactors, Peach Bottom 1 and Fort St. Vrain, and the TRIGA family of research reactors worldwide. By country: United States (2). By technology: 2 HTGR. The first unit was connected in 1967 and the most recent in 1976. 2 units have been permanently shut down. It also designed or built 65 research reactors, listed below.

PRIS supplier codes: GA · Reference · Names per IAEA, Nuclear Power Reactors in the World 2025, table 25 · See on the research reactor map

Units with a General Atomics nuclear steam supply system

Unit	Country	Type	Model	MWe	Grid connection	Status
Peach Bottom 1	United States	HTGR	—	40	1967	Shut down
Fort St. Vrain	United States	HTGR	General Atomics	330	1976	Shut down

Data: Global Energy Monitor (CC BY 4.0), IAEA PRIS 2025, Wikipedia (CC BY-SA), Wikidata and Wikimedia Commons. Capacities in net MWe unless stated.

Other vendors

Westinghouse · Framatome · General Electric · Rosatom (Atomenergomash, Atomstroyexport) · Atomenergoexport (USSR) · China First Heavy Industries · Siemens / Kraftwerk Union · Nuclear Power Corporation of India · Vendors