Who We Are

The United Kingdom Hydrographic Office (UKHO) collects and supplies hydrographic and geospatial data for the Royal Navy and merchant shipping, to protect lives at sea. Working with other national hydrographic offices, we set and raise global standards of hydrography, cartography and navigation.

Our market-leading portfolio of ADMIRALTY Maritime Products & Services is found on over 90% of the world’s ships trading internationally. The range includes charts and publications in both paper and digital format, offering the widest official coverage of the world’s busiest international shipping routes and ports.