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Oskarshamn nuclear power plant 2

Retired Sweden
Gross capacity
661MW

Oskarshamn nuclear power plant 2 is a boiling water reactor unit at Oskarshamn nuclear power plant in Sweden rated at 661 MW gross. It is retired. Commercial operation began 1 Jan 1975.

Specification
Reactor type Boiling water reactor (BWR)
ModelAA-II
Size classLarge
CoolantLight water
ModeratorLight water
Gross capacity661MW
Net capacity (reference)638MW
Net capacity (design)580MW
Thermal output1,800MWt
Typical enrichment3–5% U-235
Ownership & location
SiteOskarshamn nuclear power plant
Unit2
CountrySweden
OwnerOskarshamns Kraftgrupp AB100%
OperatorOskarshamns Kraftgrupp
Coordinates 57.4166, 16.6730
Fuel chain for this unit
Fuel form
Uranium dioxide pellets in zirconium-alloy cladding
Enrichment
3–5% U-235
Who makes this assembly
Upstream

Enriched fuel means this unit sits downstream of five conversion plants and four enrichment operators holding 88% of world capacity between the top three.

RosatomUrencoCNNCOrano
Conversion
CamecoCNNCConverDynOranoRosatom
Fabricator capability is recorded against reactor type and model line, not against named units — utilities do not publish fuel contracts. See the fuel chain.

Timeline

  1. 1 Sep 1969Construction start
  2. 6 Mar 1974First criticality
  3. 2 Oct 1974Grid connection
  4. 1 Jan 1975Commercial operation
  5. 22 Dec 2016Permanent shutdown

Other units at Oskarshamn nuclear power plant

UnitStatusGross MW
Oskarshamn nuclear power plant 1 Retired 492
Oskarshamn nuclear power plant 3 Operating 1,450

Other AA-II units

3 units worldwide share this model designation.

UnitCountryStatusGross MW
Barseback nuclear power plant 1 Sweden Retired 615
Barseback nuclear power plant 2 Sweden Retired 615

Sources