Woolwich Reach - Thames Refinery Dredging Operations

Mariners are advised commencing 19th May 2025 until 31st May 2025 inclusive, dredging operations will take place at Thames Refinery (Tate and Lyle). 

The general location of works is indicated by the red box on the chartlet below: 

These dredging operations will be carried out by vessel MAAS or similar, using the water injection dredging method and will be conducted during ebb tides only. 

Requirements to proceed with caution or at slow speed will be made in accordance with the procedures set out in the Port of London Authority’s Port Information Guide, with the International Code Flags ‘Romeo Yankee (RY)’, which are illustrated here, displayed.

Further details will be broadcast by London VTS on VHF Channel 14.