To support safe navigation, the Hydrographic Service publishes the most important changes to nautical products. It does so by issuing Notices to Mariners (NtMs). The weekly editions frequently contain periodic lists. The current lists in force are displayed below.
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Download P and T Notices to Mariners
Monthly summary of preliminary (P) and temporary (T) Notices to Mariners in force for Dutch charts.
Download Mobile Offshore Drilling Units list
Summary of the mobile offshore drilling units employed in the North Sea (Dutch Charting Area). The positions are in WGS 84....
Download Measuring instruments list
Summary of temporary measuring instruments in Dutch coastal waters, Dutch inland waters and adjacent foreign waters. Shipping...
Download Cumulative list
List of Notices to Mariners applicable to the latest editions of the charts. Temporary and preliminary notices are not included...
Download Water depth list
Summary of the most recent water depths for a large number of navigable channels in the Wadden Sea area.
Editions in force and editions to be published list
List of charts and nautical publications in force. In the third column of this list the most recent edition date of...