Notice to mariners
A Notice to Mariners (NtM) reports mariner safety matters on Northern Territory (NT) waters.
These matters include:
- new hydrographic information
- changes in channel depths
- aids to navigation.
They're shared to mariners (recreational and commercial) and maritime-related organisations.
Marine operators are also required by law to report navigational hazards or dangers.
Types of notices
A notice can appear as a:
- permanent notice - changes to information which result in a chart correction released by the Australian Hydrographic Service
- preliminary notice (P) - a pre-emptive notification of a permanent change
- temporary notice (T) - information valid only for a limited time.
Find notices below. They may also be published in local and state-wide print media and reproduced in the Australian Notices.
Port of Darwin local notices
|NtM number and name||Date published||Notice type|
|Local Notice 2022 - 052 Cancellation of NtM 2022 - 051 PDF (414.0 KB)||27 Sep 2022||Temporary|
|Local NtM 2022 - -44 No4 Buoy Damaged PDF (470.5 KB)||29 Aug 2022||Temporary|
|Local NtM 2022-016 B03 beacon temporary light fitted PDF (647.7 KB)||29 Mar 2022||Temporary|
|Local NtM 2022-012 Declared port depths (corrected) PDF (536.2 KB)||14 Mar 2022||Permanent|
|NtM 2022-0002-BO7 Beacon light reinstated PDF (443.3 KB)||15 Jan 2022||Temporary|
|2020-069 Additional information regarding NtM2020-063 PDF (551.6 KB)||23 Oct 2020||Temporary|
|2020-063 HMAS Coonawarra redevelopment program closed waters until 30 June 2023 PDF (983.4 KB)||06 Oct 2020||Preliminary|
|2019-021 Scientific instrument buoys PDF (632.0 KB)||27 Mar 2019||Temporary|
NT coastal notices - whole of NT waters
If you would like to be added to the email distribution list, email email@example.com.
For more information, contact the regional harbourmaster.
Last updated: 20 September 2021
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