UK Hydrographic Office
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The UK Hydrographic Office (UKHO) has taken an important step towards a more sustainable future
The UK Hydrographic Office has donated survey equipment and cartographic software to Ukraine to support safer navigation in the area and keep waters safe
The UKHO’s Annual Report and Accounts for 2022 to 2023 is available to view and download
The UK Hydrographic Office (UKHO) has announced the appointment of Rear Admiral Angus Essenhigh OBE as the United Kingdom’s new National Hydrographer.
Retired Dutch Navy Captain recognised for services to international hydrography in latest edition of annual honours
The UK Hydrographic Office (UKHO) is working with the Government of Anguilla (GoA) to provide geospatial data to support safe navigation
Latest from the UK Hydrographic Office
What we do
The UK Hydrographic Office (UKHO) is a world-leading centre for hydrography, specialising in marine geospatial data to support safe, secure and thriving oceans.
UKHO is an executive agency, sponsored by the Ministry of Defence.
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Contact UKHO
UK Hydrographic Office
Taunton
Somerset
TA1 2DN
United Kingdom
Main switchboard
+44 (0)1823 484444
Customer complaint handling procedure
Customer Services
+44 (0)1823 484444
Radio Navigational Warnings
Radio Navigational Warnings
+44 (0)1823 353 448
Archives and Research
Archives and Research
+(0)1823 483341
Vertical Offshore Reference Frame (VORF)
Copyright and Licensing
Direct Number
+44 (0)1823 483899
International Cartographic Training
Report a vulnerability on an UKHO system
Admiralty Way
Taunton
Somerset
TA12DN
United Kingdom
The UK Hydrographic Office (UKHO) takes the security of our systems seriously. If you believe you have found a vulnerability on any UKHO system, you can report it using the guidance and policy provided.
Make an FOI request
- Read about the Freedom of Information (FOI) Act and how to make a request.
- Check our previous releases to see if we’ve already answered your question.
- Make a new request by contacting us using the details below.
Freedom of Information Requests
UK Hydrographic Office
Admiralty Way
Taunton
Somerset
TA1 2DN
United Kingdom
UKHO Secretariat
+44 (0)1823 484444 (direct line)
Also to be used for Environmental Information Requests.
UKHO FOIs are released under the MOD publication scheme following the FOI Code of Practice and ICO Guidelines.
High profile groups within UKHO
Corporate information
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