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The UK Hydrographic Office (UKHO) is a world-leading centre for hydrography, delivering data and expertise to support safe, secure and thriving oceans. UKHO is an executive agency, sponsored by the Ministry of Defence .
A four‑week seabed mapping survey will bring together scientists from 11 organisations to improve understanding of the marine environment.
The UKHO announces the appointment of Mark Barclay as its new Non-Executive Chair, bringing extensive defence and aerospace expertise to the role.
An overview of the UKHO Archive, accessing our archive and ordering copies of archive material.
Careers in the UK Hydrographic Office
Our flexible service can provide tidal information tailored to your specific requirements.
As a Public Authority, the UKHO makes relevant data sets available in compliance with the ‘Infrastructure for Spatial Information in Europe’ (INSPIRE) initiative.
How the UK Hydrographic Office is directed and managed.
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)
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