Reactors at Ringhals
Ringhals 3
Current power
0
/ 1,074 MW
Vattenfall AB
Sydkraft Nuclear Power AB
Message details
Ringhals 4
Current power
0
/ 1,134 MW
Vattenfall AB
Sydkraft Nuclear Power AB
All messages(2)
About Ringhals nuclear power plant
Ringhals nuclear power plant sits on the Värö peninsula in Varberg municipality, Halland, and with two reactors in operation is Sweden's second-largest nuclear plant. Ringhals 3 and Ringhals 4 are pressurized water reactors commissioned in 1981 and 1983 that together can deliver around 2,200 MW. Ringhals 1 and 2 were shut down in 2020 and 2019 respectively.
Ringhals nuclear power plant, located in Varberg, Hallands län, operates two pressurized water reactors (PWR). Ringhals 3 and Ringhals 4 are among Sweden's most powerful reactors, with a combined capacity of 2,200 MW. These Westinghouse-designed PWRs provide reliable baseload power to southern Sweden.
Ringhals at a glance
- Location
- Varberg, Hallands län, Sweden
- Type
- Pressurized Water Reactors (PWR)
- Operators
- Vattenfall AB, Sydkraft Nuclear Power AB
Frequently asked questions about Ringhals
How many reactors are operating at Ringhals?
Two: Ringhals 3 (1,074 MW) and Ringhals 4 (1,134 MW). Ringhals 1 and 2 are permanently shut down and being decommissioned.
Who owns Ringhals?
Ringhals AB is owned by Vattenfall (70.4%) and Uniper through Sydkraft Nuclear Power (29.6%). Vattenfall is responsible for operations.
Is Ringhals operating right now?
The reactor cards at the top of the page show the current output of Ringhals 3 and 4. If a reactor is offline, the reason – planned maintenance or an unplanned outage – is shown from Nord Pool's UMM messages.
Is new nuclear power planned at Ringhals?
Vattenfall is planning new nuclear capacity on the Värö peninsula next to Ringhals, with small modular reactors (SMRs) as the main track. The project is in the planning and licensing phase.
Other nuclear power plants
Forsmark nuclear power plant
Forsmark nuclear power plant, situated in Östhammar, Uppsala län, operates three boiling water reactors (BWR). As Sweden's largest nuclear facility, Forsmark provides significant electricity generation capacity to central and northern Sweden. Forsmark 1 was commissioned in 1980, followed by Forsmark 2 (1981) and Forsmark 3 (1985), making the facility one of Sweden's most established nuclear power plants.
Östhammar, Uppsala län, Sweden
Boiling Water Reactors (BWR)
Vattenfall AB, Mellansvensk Kraftgrupp AB, Sydkraft Nuclear Power AB
Oskarshamn nuclear power plant
Oskarshamn nuclear power plant, located in Oskarshamn, Kalmar län, operates one boiling water reactor (BWR). Oskarshamn 3 is Sweden's most powerful single reactor unit, with a capacity of 1,450 MW. This reactor plays a vital role in supplying electricity to southeastern Sweden.
Oskarshamn, Kalmar län, Sweden
Boiling Water Reactor (BWR)
Uniper SE, Fortum Sweden AB
Data sources and reliability
All power data presented on this page comes directly from official operators. Data related to maintenance and outages comes from the Nord Pool UMM platform (Urgent Market Messages), a European platform for sharing information about maintenance and outages on the power grid. This ensures accurate, up-to-date information about Sweden's nuclear power generation.
Data sources include Vattenfall AB, OKG (Oskarshamn Kraftgrupp), and the Nord Pool UMM Platform, providing comprehensive coverage of all Swedish nuclear reactors.