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Vessel “OVERDALE” will conduct survey operations within the Milford Haven Waterway from Friday 11th September 2026, for approximately two weeks.

  1. MARINERS ARE HEREBY ADVISED that, from Friday 11th September 2026, for a period of approximately two weeks, the survey vessel “OVERDALE” will be conducting survey work within the Milford Haven Waterway (survey areas shown on chartlet at the end of this notice). 
  2. The survey vessel “OVERDALE” (11m) will maintain listening watch on VHF Ch. 12 and 16 and will display appropriate lights and shapes as required by COLREGS.  
  3. Mariners are requested to navigate with caution, allow the vessel sufficient room, and be aware that it may have limited manoeuvrability. 
  4. Admiralty Charts 3274, 3275 and Imray Y26 & 2600 Atlas refer. 
  5. This Notice to Mariners will be cancelled once the survey operations are complete. 

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BY ORDER
M RYAN
HARBOURMASTER

Port of Milford Haven
Gorsewood Drive
Hakin
Milford Haven
Pembrokeshire
SA73 3EP

Tel: 01646 696100
Email: enquiries@mhpa.co.uk