The bi-weekly issue of NOTICES TO MARINERS (NMs) promulgated by the Hong Kong Hydrographic Office enables mariners to update their HK charts.
NMs can be downloaded directly from this website. If you want to download the CURRENT ISSUE, or one of the PREVIOUS ISSUES, you can click against the NMs' issue number.
South Western Approaches - Shek Kwu Chau - Marine Works.
Chart Correction Record shows the account of the corrections affecting the HK charts and other publications.
Temporary Notices(T) concern marine works and activities that are going on currently within Hong Kong waters.
Navigational Warning (Via Navtex) contains warning(s) valid for the northern part of the South China Sea.
Any sighting of new or suspect
hazards to navigation, or damage or defects of Aids to Navigation,
you can report directly to the Hong Kong Vessel Traffic Centre
(Call-sign "MARDEP") on one of the HKVTS VHF channels, or
call the Centre (24 Hours) at 2233 7801. You can also use
the Hydrographic Note
appended herewith to make the report.