Sigma Offshore Wind Farm

Sweden
Consent Application Submitted
3354 MW Capacity
12 Dec 2024: Statkraft has applied for an EEZ permit from the government for the Sigma offshore wind farm. A cable route will be covered by a separate application. Design envelope: • Up to 143 turbines • Up to 370 m tip height • Construction must begin within 15 years of the permit • Permit lasts for 45 years • Piled/suction jackets, monopiles, gravity based foundations • Turbines at least 1 km apart • Up to 6 substations • Up to 450 km of internal cabling (up to 132 kV) • Up to 150 km of HVDC export cabling (220-275 kV) Timeline: • Site investigations: 2027-2031 • Export cable installation: 2029-2032 • Foundation installation: 2030-2032 • Array cable installation: 2031-2032 • Substation installation: 2030-2032 • Turbine installation: 2032-2034 The Armed Forces state that they can only accept a certain number of wind turbines in the relevant sea area and that if other wind farms in the sea area are granted permits, the Armed Forces may have to oppose all or parts of Sigma.
4C Offshore | Location Map: Lat(61.954) Lon(19.315)
General Information
Name
Sigma
Other Names
Project Sigma
Country
Sweden
Development Status
Consent Application Submitted
Category or Round
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Comments
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Website
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Developers/Owners/Operators

Developer

Njordr Offshore Wind

Njordr Offshore Wind

Owner

Statkraft

Statkraft

Key Dates
Costs
Stated Project Cost
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Revenue Details
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Revenue
/MWh (EUR /MWh)

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Power & Turbines
Location & Environment
Sea Name
Gulf of Bothnia
Latitude
61.954278°
Longitude
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Grid
Number of Offshore Platform(s)
6
Shared Platform Type
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Export Cables (AC & DC)
Number of Export Cables (AC)
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Number of Export Cables (DC)
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Array Cables
Onshore Cables

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