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Hesselø Offshore Wind Farm

Welcome to Grenaa Port's neighbor in the Kattegat

Part of the green transition

As part of the green transformation of Denmark, the climate agreement of June 2022 ensures a significant expansion of renewable energy sources - both up to 2030 and in the years after.

Hesselø Offshore Wind Farm is one of the three.

The offshore wind farm was supposed to feed power into the grid by 2027, but the tender for the offshore wind farm was put on hold in June 2021 after preliminary studies showed that there was soft ground in large parts of the area.

It has therefore been politically decided that Hesselø Offshore Wind Farm will be relocated to an area south of the original Hesselø area, as the seabed is considered more suitable for the installation of the wind farm.

At the new location, Hesselø Offshore Wind Farm is expected to start supplying power to Danish households from 2028 and be fully completed in 2029.

The Port of Grenaa is closely following the plan and development of Hesselø Offshore Wind Farm and is ready to engage with stakeholders for the project.

Area:
165.55 km2
Water depth:
20-45 m
Export cable:
Pulled from Pårup (Zealand)
Distance to Grenaa Harbor:
31 nm (52 km)
Mill size.
15-22 MW
Number of mills:
30-80 pcs.
Installed capacity:
800-1,000 MW grid connected
+ 200 MW PTX

Timetable
2022
2023
2024
2025
2026
2027
2028
2029
Tenders
Feasibility studies
Environmental assessment
Reporting
Facilities
Project planning
How to connect
Tenders and market dialog
2022-2025

Tender
The tender for Hesselø Offshore Wind Farm is published April 22, 2024 on EU Supply. The final bid deadline is April 1, 2025. For questions regarding the tender or related topics, please contact us directly via EU-Supply or owfprocurement@ens.dk

Market dialogue
Prior to the tender of Hesselø Offshore Wind Farm, the Danish Energy Agency conducted a market dialogue, which was initiated on 30 June 2023. On 12 January 2024, the Danish Energy Agency published a supplementary market dialogue, which was completed on 8 February 2024. The market dialogue also included other Danish offshore wind farms.

As a market participant, you can subscribe and unsubscribe to news about the tender by writing to this email: offshorewindfarms@ens.dk

Feasibility studies
2023-2024

In the period 2023-2024, Energinet will conduct feasibility studies for Hesselø Offshore Wind Farm.

The studies include surveys of the seabed, wind conditions and environment for the area designated for a potential offshore wind farm and possible landfall corridors. The results will ensure that the offshore wind farm can be established with the least possible risk for a developer. A future developer will also be able to use environmental studies in connection with the environmental impact assessment (EIA) of the specific project.

Environmental assessments
2022-2024

The environmental assessment of the plan for Hesselø Offshore Wind Farm was initiated based on the Climate Agreement on Power and Heat of June 25, 2022. The purpose of the environmental assessment is to assess at a strategic level the possible environmental impacts associated with the facilities resulting from the plan.

The plan covers both offshore and onshore installations. Offshore installations include offshore wind turbines, transformer platforms and submarine cables, while onshore installations include buried cables, high-voltage substations and any necessary grid reinforcements.

Construction work on land
2022-2024

Hesselø Offshore Wind Farm will be located in the Kattegat, at a distance of approximately 52 km from the Port of Grenaa.
and will have a capacity of 800 - 1,200 MW.

How to connect
2028-2030

It is estimated that the Hesselø offshore wind farm could produce enough electricity to cover the electricity consumption of about 1 million households.

How the tender process works

Preliminary schedule for Hesselø Offshore Wind Farm 2022-2029

Energinet has been tasked with proposing onshore facilities and their location to ensure that power from the offshore wind farm can be connected to the Danish grid. The assignment also includes feasibility studies at sea and on land - including studies of how the facilities may affect people, animals and the environment. The winner of the tender will build and operate the offshore wind farm and associated offshore and onshore facilities.

1

Tenders

The tender for Hesselø Offshore Wind Farm was published on April 22, 2024, with a final bid deadline of April 1, 2025.

2

Evisceration

The concession winner for the construction of the offshore wind farm is appointed.

3

Follow up

The concessionaire conducts an environmental impact assessment (EIA) of the project at sea.


Want to know more?

Have a chat with Theis Gisselbæk

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Theis Gisselbæk
CCO, Port of Grenaa