Hydro
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About Hydro
The Australian Hydrographic Office (AHO) provides national charting services and maritime information to support safe navigation in Australian waters. It offers various products and services, including updates to nautical charts and e-navigation resources.
Access national maritime charts and navigation services for Australia.
What You Can Do
- Download updates for nautical charts
- Explore e-navigation resources
- View individual port tidal data
- Access Notices to Mariners
- Learn about S-100 implementation plans
Frequently Asked Questions
What services does the Australian Hydrographic Office provide?
The AHO provides national charting services, updates to nautical charts, and e-navigation resources.
How can I download nautical chart updates?
You can download updates for nautical charts from the AHO's product downloads section on their website.
What is S-100?
S-100 is an IHO standard that supports the next generation of maritime products and services, enabling e-navigation.
Where can I find Notices to Mariners?
Notices to Mariners are available on the AHO website, providing important updates for safe navigation.
Is there an interactive service for tidal data?
Yes, ANTT 2026 offers an interactive web service for viewing and downloading individual port tidal data.