Unterweser
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.
1 unit: 1 permanent shutdown.
| Unit | Type | Model | Net MWe | Construction | Grid | Commercial Op | Shutdown | Status |
|---|---|---|---|---|---|---|---|---|
| Unterweser | PWR | PWR | 1,345 | 1972-07-01 | 1978-09-29 | 1979-09-06 | 2011-08-06 | Permanent Shutdown |
Capacity, milestones and suppliers
| Unit | Design MWe | Gross MWe | Thermal MWt | First Criticality | Reactor Supplier | Turbine Supplier | Notes |
|---|---|---|---|---|---|---|---|
| Unterweser | 1,230 | 1,410 | 3,900 | 1978-09-16 | KRAFTWERK UNION, AG | KRAFTWERK UNION, AG | Decommissioning from 2018-02-19 |
Operator: PreussenElektra GmbH
Owner: PreussenElektra GmbH
Source: IAEA Power Reactor Information System (PRIS), as of 2026-10-12.
Working Here
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.
53.428, 8.47566
Location & Contact
Physical address, phone number, and website for this facility. Use the directions link to get driving directions via Google Maps.