Fukushima Daini
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.
4 units: 4 permanent shutdown.
| Unit | Type | Model | Net MWe | Construction | Grid | Commercial Op | Shutdown | Status |
|---|---|---|---|---|---|---|---|---|
| Fukushima-Daini 1 | BWR | BWR-5 | 1,067 | 1976-03-16 | 1981-07-31 | 1982-04-20 | 2019-09-30 | Permanent Shutdown |
| Fukushima-Daini 2 | BWR | BWR-5 | 1,067 | 1979-05-25 | 1983-06-23 | 1984-02-03 | 2019-09-30 | Permanent Shutdown |
| Fukushima-Daini 3 | BWR | BWR-5 | 1,067 | 1981-03-23 | 1984-12-14 | 1985-06-21 | 2019-09-30 | Permanent Shutdown |
| Fukushima-Daini 4 | BWR | BWR-5 | 1,067 | 1981-05-28 | 1986-12-17 | 1987-08-25 | 2019-09-30 | Permanent Shutdown |
Capacity, milestones and suppliers
| Unit | Design MWe | Gross MWe | Thermal MWt | First Criticality | Reactor Supplier | Turbine Supplier | Notes |
|---|---|---|---|---|---|---|---|
| Fukushima-Daini 1 | 1,067 | 1,100 | 3,293 | 1981-06-17 | TOSHIBA CORPORATION | TOSHIBA CORPORATION | |
| Fukushima-Daini 2 | 1,067 | 1,100 | 3,293 | 1983-04-26 | HITACHI, LTD. | HITACHI, LTD. | |
| Fukushima-Daini 3 | 1,067 | 1,100 | 3,293 | 1984-10-18 | TOSHIBA CORPORATION | TOSHIBA CORPORATION | |
| Fukushima-Daini 4 | 1,067 | 1,100 | 3,293 | 1986-10-24 | HITACHI, LTD. | HITACHI, LTD. |
Operator: Tokyo Electric Power Company Holdings, Inc.
Owner: Tokyo Electric Power Company Holdings, Inc.
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.
37.3164, 141.027
Location & Contact
Physical address, phone number, and website for this facility. Use the directions link to get driving directions via Google Maps.