The UK Hydrographic Office is a leading centre for hydrography, providing marine geospatial data to inform maritime decisions. We work with a wide range of data suppliers and partners to support maritime navigation, safety, security and marine development around the UK and worldwide.We make location-based information available through ADMIRALTY Maritime Data Solutions, our world-leading range of charts, publications and custom data sets. Our use of marine data and technology, combined with our expertise, ensures we continue to innovate and provide a wider range of solutions.We source, process and provide access to location-based information, ranging from seabed to surface. This enables our partner organisations to make critical maritime decisions – informing the sustainable use and management of the marine environment and supporting the development of the blue economy.Find out more below.