Sweden Halts Baltic Sea Wind Projects Over National Security Concerns

Sweden has recently rejected 13 wind farm projects in the Baltic Sea, citing defense-related security concerns. This decision raises questions about balancing energy needs with national protection.

Share:

Comprehensive energy news coverage, updated nonstop

Annual subscription

8.25€/month*

*billed annually at 99€/year for the first year then 149,00€/year ​

Unlimited access • Archives included • Professional invoice

OTHER ACCESS OPTIONS

Monthly subscription

Unlimited access • Archives included

5.2€/month*
then 14.90€ per month thereafter

FREE ACCOUNT

3 articles offered per month

FREE

*Prices are excluding VAT, which may vary depending on your location or professional status

Since 2021: 35,000 articles • 150+ analyses per week

Sweden’s recent rejection of numerous wind projects in the Baltic Sea reflects a new approach to prioritizing national security in the development of energy infrastructure. As the demand for green energy rises, Sweden now faces the challenge of balancing renewable energy expansion with defense imperatives.

The decision specifically targets 13 projects in the Baltic Sea, which would have undermined defense capabilities by hindering the detection and neutralization of potential threats, particularly missile threats. The Minister of Defense highlighted concerns regarding response times, noting that offshore wind installations could reduce reaction times to as little as one minute.

Security Concerns in the Baltic Sea

Sweden’s geographic proximity to Kaliningrad, the Russian enclave, places it in a sensitive geopolitical position. Sweden’s impending accession to the North Atlantic Treaty Organization (NATO) adds a layer of vulnerability amid escalating tensions with Russia. Wind farms in this strategic region could interfere with defensive systems, particularly Patriot missile batteries, crucial for early threat detection.

Under these tense circumstances, the Baltic Sea has become a defense priority for Sweden. According to the Ministry of Defense, offshore wind installations would complicate surveillance and responsiveness in the event of potential conflict. This stance highlights the dilemmas Sweden faces in balancing decarbonization goals with security imperatives.

Impacts on National Energy Goals

Sweden has ambitious renewable energy goals, aiming to double its electrical production over the next 20 years to approximately 300 terawatt-hours (TWh) annually. This “clean” electricity is vital for supporting the nation’s industry, particularly the production of low-carbon steel and batteries. However, the decision to restrict Baltic Sea wind projects may slow this energy transition.

At the same time, the Swedish government is considering expanding its nuclear capacity. By 2035, Sweden plans to add 2,500 megawatts (MW) of nuclear energy and build ten new reactors by 2045. This initiative seeks to offset the slowdown in wind development and ensure a stable electricity supply for decades to come.

Consequences for the Swedish Wind Industry

The rejection of Baltic Sea wind projects directly impacts the offshore wind industry in Sweden. The publicly-owned company Vattenfall has suspended its Kriegers Flak project following the removal of subsidies for offshore wind connections, making new wind farms economically challenging.

Nonetheless, some projects are moving forward. On the west coast, the Poseidon wind farm recently received approval and is expected to produce about 5.5 TWh of electricity annually. This project shows the government’s commitment to wind energy, despite restrictions in geopolitically sensitive zones.

Implications for Investors and Regulators

This Swedish decision is reshaping the renewable energy investment landscape within the country. The Baltic Sea project rejections encourage investors to turn toward the nuclear sector, supported by the Swedish government. However, short-term profitability remains uncertain due to the lengthy construction timelines of new nuclear facilities.

For regulators, this decision underscores the importance of balancing national security with the energy transition. Sweden’s tense geopolitical situation is driving it to reassess priorities, a trend that could influence other European countries in geopolitically sensitive regions.

Iberdrola has installed the high-voltage direct current converter station for its East Anglia THREE wind farm, marking a key milestone in a €5 billion project.
Driven by solid operational performance, Nordex has raised its 2025 EBITDA margin forecast to 7.5–8.5%, up from the previous 5–7%, following a significant improvement in preliminary third-quarter results.
Neoen’s Goyder South Wind Farm reaches full generation capacity, strengthening the French group’s presence in Australia’s energy market with 412 MW connected to the grid.
The Australian government has granted environmental approval for the 108 MW Waddi Wind Farm, a Tilt Renewables project with construction costs exceeding $400mn.
The 180 MW Nimbus wind project enters its final phase of construction in Arkansas, with commercial operation scheduled for early 2026.
Faced with market uncertainty in Europe, Siemens Gamesa pauses a planned industrial investment in Esbjerg, highlighting structural difficulties in the offshore wind sector.
Institutional deadlock in France delays tenders and weakens the offshore wind sector, triggering job cuts and major industrial withdrawals from the market.
The Lithuanian energy group has signed a EUR 318 million financing agreement for its 314 MW wind project, the largest in the Baltic states.
German group BayWa r.e. has tasked Enercoop Bretagne with implementing a citizen investment scheme for its planned wind farm in Plouisy, aiming for shared governance and stronger local involvement.
US wind capacity fell in Q2, but developers anticipate a sharp increase by late 2025, with 46 GW of new capacity forecast by 2029 and a peak in 2027.
Engie has signed a renewable electricity supply contract with Apple covering 173 MW of installed capacity in Italy, with commissioning scheduled between 2026 and 2027.
Renova a soumis une méthodologie d’évaluation environnementale pour un projet éolien terrestre de 280MW à Higashidori, renforçant son positionnement sur les technologies renouvelables au Japon.
The joint venture between BP and JERA ends its offshore wind ambitions in the United States, citing an unfavourable economic and regulatory environment for continuing the development of the Beacon Wind project.
With a 300 MW partnership signed with Nadara, Q ENERGY exceeds 1 GW of wind repowering projects in France, reinforcing its position in a market driven by public investment dynamics.
The acquisition of Cosmic Group by FairWind consolidates its position in Australia and marks a strategic expansion into New Zealand and Japan.
Danish manufacturer Vestas has paused construction of its planned facility in Poland, originally set for 2026, citing weaker-than-expected European offshore wind demand.
British operator Equitix has been selected to take over transmission assets of the Neart na Gaoithe offshore wind farm, a £450mn ($547mn) project awarded under Ofgem’s tenth tender round.
Energiequelle GmbH has launched replacement work for old turbines at its Minden-Hahlen site, aiming for long-term structural maintenance with the installation of three new 200-metre machines.
GE Vernova will equip the Ialomiţa wind farm with 42 turbines of 6.1 MW, strengthening its presence in the European onshore wind sector with a 252 MW project in partnership with Greenvolt.
Eversource Energy posts a one-time $75mn charge linked to unforeseen costs in the Revolution Wind project, while tightening its 2025 earnings forecast.

All the latest energy news, all the time

Annual subscription

8.25€/month*

*billed annually at 99€/year for the first year then 149,00€/year ​

Unlimited access - Archives included - Pro invoice

Monthly subscription

Unlimited access • Archives included

5.2€/month*
then 14.90€ per month thereafter

*Prices shown are exclusive of VAT, which may vary according to your location or professional status.

Since 2021: 30,000 articles - +150 analyses/week.