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An overview of the UKHO Archive, accessing our archive and ordering copies of archive material.
Our flexible service can provide tidal information tailored to your specific requirements.
UKHO obtains ISO certification
ADMIRALTY Tide Tables (ATT) format - times and heights of high and low waters, four months per page (A4 portrait)
As a Public Authority, the UKHO makes relevant data sets available in compliance with the ‘Infrastructure for Spatial Information in Europe’ (INSPIRE) initiative.
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)
We have a team of experts who specialise in technical aspects of maritime baselines, limits, zones and boundaries.
The systematic survey of the UK’s coastal waters
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 1860
Enabling safe and sustainable marine economies across Commonwealth Small Island Developing States (SIDS).
This document gives an overview of progress made in the first 2 years of the programme.
Information on CME Programme outputs providing marine data and capacity building in the Caribbean.
Our corporate brochure contains detailed information on the work we do, our history and the specialist services we offer.
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)
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)
High water-only format, split into morning and afternoon, four months per page (A4 landscape)
Times of high water for each day of the year, contained on one page (A4 portrait)
Hourly heights, two months per page (A4 portrait)
Times and heights of high and low waters
Times and heights of high waters only
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