AGN-201 Cal Poly State Univ
AGN-201 Cal Poly State Univ, a research reactor (homogeneous) in San Luis Obispo, CA, United States, with 1 W of thermal power, operated by California Polytechnic State University. Decommissioned, first critical in 1973.
It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 31 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942). 15 homogeneous reactors remain in operation today across 6 countries. Its declared uses include teaching, training and activation analysis.
- Country
- United States
- City
- San Luis Obispo, CA
- Type
- Homogeneous
- Thermal power
- 1 W
- Operator
- California Polytechnic State University
- Status
- Decommissioned
- First criticality
- 1973
- Purpose
- Teaching, training, activation analysis
See also: every research reactor in United States · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026