Dounreay
Thurso, CAI
Reactor Data
Reactor Units
Every power reactor at this site as listed in the IAEA Power Reactor Information System (PRIS): reactor type and model, net electrical capacity, grid connection and commercial operation dates, and current status.
2 units: 2 permanent shutdown.
| Unit | Type | Model | Net MWe | Construction | Grid | Commercial Op | Shutdown | Status |
|---|---|---|---|---|---|---|---|---|
| Dounreay DFR | FBR | DFR | 11 | 1955-03-01 | 1962-10-01 | 1962-10-02 | 1977-03-01 | Permanent Shutdown |
| Dounreay PFR | FBR | 234 | 1966-01-01 | 1975-01-10 | 1976-07-01 | 1994-03-31 | Permanent Shutdown |
Capacity, milestones and suppliers
| Unit | Design MWe | Gross MWe | Thermal MWt | First Criticality | Reactor Supplier | Turbine Supplier | Notes |
|---|---|---|---|---|---|---|---|
| Dounreay DFR | 14 | 15 | 60 | 1959-11-14 | UNITED KINGDOM ATOMIC ENERGY AUTHORITY | GENERAL ELECTRIC COMPANY (UK) | |
| Dounreay PFR | 234 | 250 | 600 | 1974-03-01 | THE NUCLEAR POWER GROUP, LTD. | GENERAL ELECTRIC COMPANY (UK) |
Operator: UNITED KINGDOM ATOMIC ENERGY AUTHORITY
Owner: UNITED KINGDOM ATOMIC ENERGY AUTHORITY
Source: IAEA Power Reactor Information System (PRIS), as of 2026-10-12.
Working Here
Photos
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Facility Map
Interactive satellite map showing the facility's geographic location. Marker color indicates current status: green for online, red for offline, orange for reduced power. Click the header to open in Google Maps satellite view.
58.5797, -3.74559
Location & Contact
Physical address, phone number, and website for this facility. Use the directions link to get driving directions via Google Maps.