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An overview of the UKHO Archive, accessing our archive and ordering copies of archive material.
As a Public Authority, the UKHO makes relevant data sets available in compliance with the 鈥業nfrastructure for Spatial Information in Europe鈥� (INSPIRE) initiative.
Our flexible service can provide tidal information tailored to your specific requirements.
皇冠体育app systematic survey of the UK鈥檚 coastal waters
ADMIRALTY Tide Tables (ATT) format - times and heights of high and low waters, four months per page (A4 portrait)
We have a team of experts who specialise in technical aspects of maritime baselines, limits, zones and boundaries.
How to propose a new survey, what data the UKHO requires for a nautical chart, and how to report safety critical information or errors in our products
This is a scanned version of a catalogue of charts and nautical publications produced by the Hydrographic Office available for purchase by the public in 1839
This is a scanned version of a catalogue of charts and nautical publications produced by the Hydrographic Office available for purchase by the public in 1914
This is a scanned version of a catalogue of charts and nautical publications produced by the Hydrographic Office available for use by the Royal Navy (not the public) in 1919.
Times and heights of high and low waters
Hourly heights
Times and heights of high water only, split into morning and afternoon, one month per page, with a table drawn around the data (A4 portrait)
High water-only format, split into morning and afternoon, four months per page (A4 landscape)
Times and heights of high and low waters, split into morning and afternoon, one month per page, with a table drawn around the data (A4 portrait)
We train students from foreign government hydrographic offices to acquire the core skills, knowledge and competence needed to be a marine cartographer.
UKHO obtains ISO certification
Find out about MCA鈥檚 bathymetric data collection programme, how to share data with MCA, and guidance for offshore developers.
Times and heights of high and low waters, split into morning and afternoon, one month per page, without a table drawn around the data (A4 portrait)
Times of high water for each day of the year, contained on one page (A4 portrait)
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