United States United States · Albuquerque, NM · 35.132, -106.624 (approximate location)

SER Sandia Engineering

SER Sandia Engineering, a research reactor (tank) in Albuquerque, NM, United States, with 5 MW of thermal power, operated by Sandia National Laboratories. 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 tank-type reactors remain in operation today across 23 countries. Its declared uses include neutron radiography and materials testing.

Country
United States
City
Albuquerque, NM
Type
Tank
Thermal power
5 MW
Operator
Sandia National Laboratories
Status
Decommissioned
First criticality
1962
Purpose
Neutron radiography, materials testing

Data: IAEA RRDB · updated on Sep 3, 2026

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