Megaton Green Energy Park in Denmark is one of Europe’s most ambitious integrated Power-to-X developments, with Danish developer GreenGo Energy continuing to reposition the project in response to changing green fuels economics and permitting realities. Located in Ringkøbing-Skjern Municipality, the project was originally conceived as a 4 GW renewable energy and 2 GW electrolysis mega-hub capable of producing over 1 million tons of green fuels annually.

Latest project updates through 2026 show a pivot away from earlier e-methanol assumptions toward a more commercially pragmatic biomethanol platform integrated with local biogas and certified biomass supply chains. This redesign reduces associated renewable build-out requirements while preserving Megaton’s role as a flagship Danish industrial decarbonization project targeting marine fuels, heavy transport and industrial feedstock markets ahead of 2030. This is as other projects such as Konti Skan HVDC power cable interconnector aimed at strengthening Denmark’s electricity grid continue to take shape despite funding challenges.

Megaton Green Energy Park Project Fact Sheet

Location: East of Tarm near Stovstrup substation, Ringkøbing-Skjern Municipality

Developer: GreenGo Energy A/S

Project Type: Integrated Power-to-X

Original Scope:

• 4 GW hybrid solar plus onshore/offshore wind portfolio
• 2 GW electrolysis capacity

Updated Scope:

• Reduced renewable footprint
• Shift from e-methanol to biomethanol production
• Integration with local biogas and biomass infrastructure

Estimated Investment: DKK 60 billion (US$8.7bn)

Grid Connection: Planned adjacent to Stovstrup 400 kV transformer station

Primary Products:

• Biomethanol
• Green fuels for shipping and heavy transport

Employment Impact:

• 300-500 permanent local jobs projected
• Significant construction employment

Target Operations: Before 2030 (subject to approvals and final investment decisions)

Project Timeline

2023

• GreenGo Energy unveils Megaton concept as a large-scale 4 GW renewable and 2 GW PtX project in western Denmark.

2024

• Project applications submitted to Ringkøbing-Skjern Municipality.
• Local consultations and land engagement processes intensify.

February 2025

• Developer reports regulatory disruption after Denmark pauses offshore permitting processes affecting parts of Megaton’s offshore wind assumptions.

May 2025

• GreenGo Energy updates Megaton concept to include reduced renewable buildout and changed fuel pathway from e-methanol to biomethanol.

2025-2026

• Municipal review and stakeholder dialogue continue.
• Technical optimization and revised commercial strategy development ongoing.

Pre-2030

• Construction and phased commissioning targeted, subject to permits, financing, and FID.

Project Team

Developer

• GreenGo Energy A/S

Technical and Advisory Partners

• COWI – engineering and concept design
• Arkitema – architectural and integration design
• New Power Partners – offshore wind advisory support

Public Stakeholders

• Ringkøbing-Skjern Municipality
• Danish Energy Agency

4GW Megaton green energy park in Denmark set for development

Reported January 29, 2023 – Megaton green energy park in Denmark, one of the world’s largest of its kind, is set for development by the Danish company GreenGo Energy and Ringkøbing-Skjern Municipality.

The 4GW project, located in the municipality of Ringkøbing-Skjern, will be developed on 4,000 ha of land at the future Stovstrup 400kV substation, east of Tarm along with onshore solar and wind projects as well as a 2GW offshore wind project.

Also Read: Plans approved for Aflandshage offshore wind farm in Denmark

The energy park’s 2GW electrolysis infrastructure will be supplied with clean energy produced by renewable assets. The €8 billion ($8.7 billion) project will be able to produce a million tonnes of green fuel annually once it is operational.

Expectations for the Megaton green energy park in Denmark

The endeavor fits into the Danish government’s plan to cut carbon emissions by 70% by the year 2030. According to GreenGo Energy, renewable energy resources will be able to produce 11.5TWh of green power annually. This is more than 30% of the nation’s current total power consumption.

However, according to the company, Megaton Energy Park will use 85% of the green electricity to create green fuels. Additionally, the project will generate surplus heat for the district’s heating system of more than 1TWh.

GreenGo Energy CEO, Karsten Nielsen, stated, “we will once again put Denmark on the world map. The country will be a leader in the transition to 100% green power and the green fuels that are required to achieve the global climate goals toward 2050 with the Megaton project and the development of one of the largest energy parks in the world in Western Jutland.

We appreciate that the city council of the Ringkøbing-Skjern municipality shares GreenGo Energy’s ambition for the green transition.”