Hydrogen production by electrolysis of water: emerging techniques
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Emerging techniques on how to prevent or minimise the environmental impacts of hydrogen production by electrolysis of water.
Adapted edition
- Document type
- Reference Guide
- Format
- DOCX
- Pages
- 12
- Language
- English
- Version
- 1.0
- Updated
- 2026-09-16
- Category
- Safety & operations
- Licence
- Open Government Licence v3.0
Description
Emerging techniques on how to prevent or minimise the environmental impacts of hydrogen production by electrolysis of water. Consult the original guidance for current legal and operational details.
Contents
- 1. Who this guidance is for
- 2. Technique selection
- 3. Plant design and operation
- 3.1 Operation
- 3.2 Reliability and availability
- 3.3 Energy efficiency, process efficiency, cooling
- 3.4 Water supply and use
- 3.5 Electricity supply
- 3.6 Hydrogen purification
- 4. Emissions to air
- 4.1 Emissions of hydrogen
- 4.2 Other emissions from venting or purging
- 4.3 Other pollutants
- 5. Emissions to water
- 5.1 Wastewater treatment
- 6. Emissions to ground and groundwater
Source and licence
Environment Agency
AttributionEnvironment Agency, ‘Hydrogen production by electrolysis of water: emerging techniques’ (updated 28 March 2024), reused under the Open Government Licence v3.0.
ChangesNeutral text-only adaptation from the official GOV.UK Content API body: headings, paragraphs, ordered and unordered list items and clickable source-link destinations in an appendix preserved. Images, logos, page design, accessible-format request widgets and linked attachments excluded; normalised whitespace, invisible format marks and typography.
Version history
- v1.016/09/2026