New 1,5km underground hydrogen pipeline to be built near Welsh town centre
The hydrogen pipeline will link the two Milford Haven terminals as part of the West Wales Hydrogen project
A proposal for a 1.5km hydrogen gas pipeline in Pembrokeshire, linked to a previously approved green energy production project, has been approved by local planners.
Zurich-based MorGen Energy Ltd, formerly known as H2 Energy Europe, submitted an application to Pembrokeshire Council seeking permission for a 1.5km six-inch 10-bar low-pressure hydrogen pipeline and associated Above Ground Installation at the Impala Terminal in Milford Haven to the South Hook Liquid Natural Gas (LNG) Terminal. Read the biggest stories in Wales first by signing up to our daily newsletterhere.
A supporting statement from agent, Fisher German, indicated that the scheme spanned both Pembrokeshire Council and national park authorities’ jurisdictions, with a similar application pending before the latter authority.
The statement further explained: “The proposals form part of the West Wales Hydrogen project, where planning permission was granted on October 6, 2023, for the development of a new 20MW hydrogen production facility at the Impala Terminal (formerly Puma Energy) in Milford Haven.
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“The approved hydrogen production facility utilises electrolysis to separate water into hydrogen and oxygen, with oxygen being a by-product of the process.The hydrogen production plant is projected to produce 1,875 tons of hydrogen annually. Hydrogen will be distributed via high pressure vessels (40 ft. containers) to various customers in the immediate vicinity, thereby expanding the hydrogen market to a wide range of customers.Hydrogen will also be distributed to the South Hook LNG Terminal and it is proposed that this will be via a new six-inch 10-bar hydrogen pipeline.The option to supply hydrogen to the South Hook LNG terminal via high pressure hydrogen containers was dismissed due to safety considerations at the terminal.This application therefore seeks planning permission for a section of below ground hydrogen pipeline within the jurisdiction of Pembrokeshire County Council, which comprises the north part of the route from the hydrogen plant at Impala to the South Hook LNG Terminal, alongside an AGI at the Impala Terminal.”
A planning officer’s report backing the scheme stated:
The proposal is to construct a below ground hydrogen pipeline and an Above Ground Installation (AGI).
“The southern part of the proposed pipeline is within the jurisdiction of the Pembroke Coast National Park Authority – a separate planning application has been made to PCNPA.
“The hydrogen pipeline would supply South Hook LNG terminal with low carbon hydrogen from a new hydrogen production facility at the Impala Terminal that benefits from planning permission.The application states that ‘the South Hook LNG Terminal will use the hydrogen to partially decarbonize their site, namely their Submerged Combustion Vaporisers (SCVs) by blending hydrogen into the natural gas stream’.”
The proposal received conditional approval.
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New 1,5km underground hydrogen pipeline to be built near Welsh town centre, source




