Overview by week

To support safe navigation, the Hydrographic Service publishes the most important changes to nautical products. It does so by posting Notices to Mariners (NtMs) in the NtMs-database. You can select the NtMs per week below. You can also view the NtMs per chart.
First read the explanatory notes.

Notices to Mariners as is for week 30 - 2024

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Select the notices which you require, general notices are added automatically.