Sweden · 57.417, 16.673Oskarshamn
Oskarshamn, nuclear power plant in Sweden, operates one boiling water reactor with 1,400 MW net installed capacity and has been in service since 1972.
Unit Oskarshamn 3 has been operating for 41 years, since 1985. Its 1,400 MW net are enough to supply about 4,410,000 households.
- Country
- Sweden
- Units
- 3
- Technology
- BWR
- Net capacity
- 1,400 MWe
- First grid connection
- 1972
- Operator
- Oskarshamns Kraftgrupp
- Owner
- Oskarshamns Kraftgrupp AB
- Status
- Operating
See also: alerts for this plant · every plant in Sweden · Vendor: ASEA-Atom / ABB Atom · every BWR reactor · how a BWR works
Units
| Unit | Type | Model | Status | MWe | MWt | Construction start | Grid connection | Closure | Load factor |
|---|---|---|---|---|---|---|---|---|---|
| Oskarshamn 1 | Boiling water (BWR) | ASEA-Atom BWR, generation I (AA-I) | Shut down | 473 | 1,375 | Aug 1966 | Aug 1971 | Jun 2017 | — |
| Oskarshamn 2 | Boiling water (BWR) | ASEA-Atom BWR, generation II (AA-II) | Shut down | 638 | 1,800 | Sep 1969 | Oct 1974 | Dec 2016 | — |
| Oskarshamn 3 | Boiling water (BWR) | ASEA-Atom BWR, generation IV (AA-IV) | Operating | 1,400 | 3,900 | May 1, 1980 | Mar 3, 1985 | — | 87.6 % (2024) |
Data: IAEA PRIS · Wikipedia · updated on Sep 17, 2026
Oskarshamn 1, a 473 MWe BWR (ASEA-Atom BWR, generation I (AA-I)), started construction in 1966 and operated from 1971 to 2017.
Oskarshamn 2, a 638 MWe BWR (ASEA-Atom BWR, generation II (AA-II)), started construction in 1969 and operated from 1974 to 2016.
Oskarshamn 3, a 1,400 MWe BWR (ASEA-Atom BWR, generation IV (AA-IV)), started construction in 1980, was connected to the grid in 1985 and is still operating, with a 87.6% load factor in 2024.
Operator: Oskarshamns Kraftgrupp.
Owner: Oskarshamns Kraftgrupp AB (Oskarshamn 1, Oskarshamn 2, Oskarshamn 3).