NtMs Unavailable Online 17-23 June - Subscribe for Email Updates

Due to website maintenance Notices to Mariners (NtMs) will not be updated on the website between 17th – 23rd June. However, we will still be able to email new NtMs to subscribers. To ensure you are up to date, please subscribe to receive these emails BEFORE 17th June.

Subscribe here

9
Jun
In Force
Notice to Mariners No.055 of 2025
Ongoing Works Within Milford Locks
Divers and Cranes are operating within the Lock barrel, please proceed with caution once clearance given by Pierhead.
9
Jun
In Force
Notice to Mariners No.054 of 2025
Cancellation of NTM 047/25
Maintenance works are now complete on South Hook Jetty Small Boat Passage. NtM 047/25 cancelled.
6
Jun
In Force
Notice to Mariners No.053 of 2025
RYA Cymru Wales Regional Championships Dale
Dinghy racing will take place in Milford Haven Waterway on Saturday 21st and Sunday 22nd June 2025.
6
Jun
In Force
Notice to Mariners No.052 of 2025
International Shrimpers Week 2025
A rally of traditional sailing craft will take place in Milford Haven Waterway between 19th and 30th June 2025.
30
May
In Force
Notice to Mariners No.049 of 2025
PS Waverley Calling Milford Docks
The Paddle Steamer “WAVERLEY” is scheduled to call at Milford Docks, berthing on the Seaward Side of the Lock Pit on Monday 2nd and Tuesd...
29
May
In Force
Notice to Mariners No.048 of 2025
Warning Buoys Re-Established in West Angle Bay, Jenkins Point, Dale Bay and Gelliswick Bay
Warning buoys have been re-established to remind mariners of the requirements and responsibilities of high-speed craft and water skiers.
27
May
In Force
Notice to Mariners No.046 of 2025
Hovercraft Intertidal Seagrass Surveys
Hovercraft seagrass surveys will take place in Milford Haven Waterway between 8th and 14th June 2025.
27
May
In Force
Notice to Mariners No.045 of 2025
Hovercraft Micro-Algae Surveys
Hovercraft micro-algae surveys will take place in Milford Haven Waterway between 22nd and 28th June 2025.
27
May
In Force
Notice to Mariners No.044 of 2025
Water Quality Surveys
Water quality surveys will take place in Milford Haven Waterway between 5th June and 20th August 2025.
8
May
In Force
Notice to Mariners No.042 of 2025
Mid Channel Rocks Navigation Buoy Unreliable
Mid Channel Rock Buoy is partly submerged around high water and should be considered as unreliable at this time.

You can listen into VTS safety broadcasts on VHF radio channels 12 & 14, weekdays and weekends.

Notices to Mariners will be posted here as they become live on weekdays (excluding Bank Holidays). We also offer a 6pm round up of any notices posted that day (weekdays only, excluding Bank Holidays). You can subscribe for free. Once subscribed you'll be able to choose between a summary of the notices with links to the website, or full versions. And you can unsubscribe at any time.