View all newsletters
Receive our newsletter - data, insights and analysis delivered to you
  1. Market Data
November 23, 2021

Oskarshamn 3, Sweden

By Carmen

Oskarshamn 3 is a 1,450MW nuclear reactor which is located within the premises of Oskarshamn Nuclear Power Station. It is located in Kalmar, Sweden. The nuclear reactor is currently generating power and is in active status. The construction on the reactor commenced in May, 1980. The first power from the reactor was achieved in Mar, 1985. Subsequent to trial runs the reactor finally entered into commercial operation in Aug, 1985.

PID Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Main Contractor
793 Nuclear 1,450 1,450 Active Kalmar, Sweden Stal-Laval Turbin; Westinghouse Electric Sweden


Oskarshamn 3 is a Generation II nuclear reactor developed by Stal-Laval Turbin and Westinghouse Electric Sweden, are the main contractors for the project.

The 1,450MW reactor is operated by OKG Aktiebolag. Uniper and Fortum are currently owning the project having ownership stake of 54.5% and 45.5% respectively.

Oskarshamn 3 is a type of BWR reactor. It features 700 fuel assemblies in the core of reactor, the place where fission occurs and energy is released.

Development Status

The reactor construction commenced in May, 1980 and subsequently entered into commercial operation in Aug, 1985.

Contractors Involved

Stal-Laval Turbin was selected as the steam turbine supplier for the nuclear reactor. The company provided 1 steam turbine for the project. The reactor system was supplied by Westinghouse Electric Sweden. The reactor vessel has been supplied by Framatome. The material used for the construction of the vessel is Alloyed Steel (SA 533).


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.

Related Companies

NEWSLETTER Sign up Tick the boxes of the newsletters you would like to receive. The top stories of the day delivered to you every weekday. A weekly roundup of the latest news and analysis, sent every Wednesday. The power industry's most comprehensive news and information delivered every month.
I consent to GlobalData UK Limited collecting my details provided via this form in accordance with the Privacy Policy


Thank you for subscribing to Power Technology