United States United States · Panama Canal Zone · 37.131, -76.648

MH-1A

MH-1A, a research reactor (other) in Panama Canal Zone, United States, with 10 MW of thermal power, operated by United States Army. Decommissioned, first critical in 1967.

It was one of the 340 research reactors the United States has had; 48 remain in operation today. It went critical 25 years after the first research reactor in the United States, CP-1, Chicago Pile 1 (1942).

Country
United States
City
Panama Canal Zone
Type
Other
Thermal power
10 MW
Operator
United States Army
Status
Decommissioned
First criticality
1967
Purpose
Electricity and fresh water supply

Data: Wikipedia · updated on Sep 3, 2026

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