Skip to main content
Open search bar
Sign in
Sign in
Open main navigation
Open search bar
Sign in
Sign in
Close Menu
Main navigation
What's new
News
Events
Innovation
Navigation
Digital Charts
Digital Charts Overview
ADMIRALTY Vector Chart Service
ADMIRALTY Raster Chart Service
ADMIRALTY Vector Chart Service Online
Digital Publications
ADMIRALTY Digital Publications
ADMIRALTY Digital List of Lights
ADMIRALTY Digital Radio Signals
ADMIRALTY TotalTide
ADMIRALTY e-Nautical Publications
NavPac and Compact Data (DP330)
Paper Charts
Nautical Charts Overview
Standard Nautical Charts
Planning Charts
Routeing Charts
Mariners Routeing Guides
Maritime Security Charts
Reference and Plotting Charts
ADMIRALTY Small Craft Chart Service
Chart Availability List
Nautical Publications
Nautical Publications Overview
Paper Publications and Reference Guides
ADMIRALTY Sailing Directions
ADMIRALTY List of Lights and Fog Signals
ADMIRALTY List of Radio Signals
ADMIRALTY Tide Tables
ADMIRALTY Mariner’s Handbook (NP100)
Ocean Passages for the World (NP136)
ECDIS and ENC Reference Publications
General Publications and Reference Guides
The Nautical Almanac (NP314)
Miscellaneous Astronomical Publications
ADMIRALTY Manual of Tides (NP120)
ADMIRALTY Tidal Stream Atlases
ADMIRALTY Digital Catalogues
ADMIRALTY Digital Catalogue
ADMIRALTY S-100 Data Catalogue
Find an ADMIRALTY Distributor
Maritime Safety
Overview
Notices to Mariners
NM Websearch
Radio Navigational Warnings
Security Related Information to Mariners
Hydrographic Notes
Data
Access Data
Overview
Seabed mapping services
Marine data sets
Tidal services
Astronomical data
APIs
S-100 trial data sets
Share Data
About us
Overview
Government
Defence
Additional Military Layers
Professional Services
Careers
Our careers
Life at UKHO
Vacancies
How to apply
Main Menu
Menu section
Main Menu
Menu section
Quick links
Quick Links
Notices to Mariners
Radio Navigational Warnings
ADMIRALTY Vector Chart Service
ADMIRALTY Digital Catalogue
Popular downloads
Contact us
How to buy
Working with us
Search ADMIRALTY
Search
World Hydrography Day 2024
Thank you for registering for World Hydrography Day 2024
We will validate and confirm your registration within 2 working days.
Home
Events
World Hydrography Day 2024 Confirmation