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consortium 1 mention

Hydrogen storage pilot project

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Often mentioned with · Technologies

Hydrogen storage in salt caverns

Utilizing underground salt caverns to store large quantities of hydrogen safely, efficiently, and reliably for extended periods.

Often mentioned with · Locations

Often mentioned with · Projects

Germany's largest operational underground hydrogen storage project injecting green hydrogen into two 300,000m³ salt caverns at the Etzel facility in Lower Saxony. The pilot phase began in Q2 2025 with an initial 90-tonne injection using a 2% hydrogen blend in existing pipelines.

operational 1 mention

Often mentioned with · Facilities

Etzel salt caverns

In the news (1)

Multi-cavity hydrogen storage facility plans unveiled in Germany

2 years 4 months ago

A pilot project by Gasunie and Storag Etzel testing hydrogen storage in two existing caverns in Etzel.

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