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The home of UK Hydrographic Office on GOV.UK. The UK Hydrographic Office (UKHO) is a world-leading centre for hydrography, specialising in marine geospatial data to support safe, secure and thriving oceans.
UKHO obtains ISO certification
An overview of the UKHO Archive, accessing our archive and ordering copies of archive material.
The UK Hydrographic Office (UKHO) is a world-leading centre for hydrography, specialising in marine geospatial data to support safe, secure and thriving oceans.
Port Hydrographer at the Port of London Authority recognised for his contributions to hydrography
First published during the 2022 to 2024 Sunak Conservative government
As a Public Authority, the UKHO makes relevant data sets available in compliance with the ‘Infrastructure for Spatial Information in Europe’ (INSPIRE) initiative.
Our flexible service can provide tidal information tailored to your specific requirements.
We have a team of experts who specialise in technical aspects of maritime baselines, limits, zones and boundaries.
Careers in the UK Hydrographic Office
Vanessa Blake, UK Hydrographic Office’s Chief Customer Officer, to succeed outgoing Chief Executive Peter Sparkes
Former Hydrographer of the Nigerian Navy recognised for services to international hydrography in latest edition of the annual honour.
As a trading fund of the Ministry of Defence (MOD), we produce a global range of charts, publications and digital services for the Royal Navy and other defence customers.
ADMIRALTY Tide Tables (ATT) format - times and heights of high and low waters, four months per page (A4 portrait)
Sea trial aims to contribute to the user case and development of S-100 and marks first time S-100 data is tested aboard an unmanned or autonomous vessel
First published during the 2019 to 2022 Johnson Conservative government
How the UK Hydrographic Office is directed and managed.
As a world-leading centre for hydrography, we support other nations with their hydrographic understanding and capabilities to support safety of life at sea.
The UK Hydrographic Office (UKHO) has announced the appointment of Rear Admiral Angus Essenhigh OBE as the United Kingdom’s new National Hydrographer.
UKHO sets out transition plan for fully digital chart portfolio by end of 2026
The UK Centre for Seabed Mapping (UK CSM) programme team co-hosted an event with The Royal Society to explore the vital role of seabed mapping in ocean science.
Enabling safe and sustainable marine economies across Commonwealth Small Island Developing States (SIDS).
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