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UK Hydrographic Office
The UK Hydrographic Office provides hydrographic data and expertise to support ocean safety, security, and activity.

About UK Hydrographic Office
The UK Hydrographic Office (UKHO) is an executive agency sponsored by the Ministry of Defence. It provides hydrographic data and expertise to support ocean safety, security, and activity.
Its GOV.UK pages cover the Civil Hydrography Programme, Defence Maritime Geospatial Intelligence Centre, HM Nautical Almanac Office, UKHO Archive, UK Maritime Limits and Law of the Sea, and UK Centre for Seabed Mapping, plus guidance such as the ADMIRALTY Tidal Prediction Service, research and analysis, and corporate reports.
Key features
- Information on cartographic and international training
- Copyright licensing details for UKHO materials
- Civil Hydrography Programme (CHP) information
- UK Maritime Limits and Law of the Sea guidance
- UK Centre for Seabed Mapping (UK CSM) information
- ADMIRALTY Tidal Prediction Service guidance
- Executive agency sponsored by the Ministry of Defence
- Publishes guidance, research and analysis, and corporate reports
- Covers specialised areas including seabed mapping and maritime limits
UK Hydrographic Office at a glance
- Category
- Research & Data › Geographic & Mapping Data
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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