WENDWG

Objectives & membership

The WENDWG is in charge of monitoring and advising on the development of a world-wide consistent level of high-quality, updated official S-57 / S-101 ENCs and ENDS (as well as other S-100 products and services), through integrated services that support chart carriage requirements of SOLAS Chapter V, and the requirements of the IMO Performance Standards for ECDIS.
WENDWG also supports the S-100 based products and services implementation strategy. 

WENDWG comprises representatives of IHO Member States, representatives of Regional Hydrographic Commissions, representatives of RENCs, ECIDS Manufacturers/Service Providers or any other expert contributors, if deemed necessary, at the invitation of the Chair.

Documents & Resources

With the opening of the new IHO Portal (Ref. IHO CL44/2024), all resources are now only available via the WENDWG section of the IHO Portal.

To access the WENDWG section's content, you will need:

• to create an account on the IHO portal
• to join the WENDWG community (see 'members' tab to apply)

Meeting

The 16th WENDWG Meeting will take place in Hong Kong (China) from 25 to 27 February 2026.

Meeting registration and documents available here.

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