MINOR SURVEY WORKS AT HMNB PORTSMOUTH 10 OCTOBER 2025

1. NOTICE IS HEREBY GIVEN by the King's Harbour Master Portsmouth that Boskalis Westminster Ltd will be conducting minor survey works within HM Naval Base Portsmouth, focusing on North Corner area and the Tidal Basin on the 10 October 2025.  

2. The survey vessel, ‘ATHOS’ (LOA 11.4m), will display appropriate shapes and lights when conducting survey operations and will maintain a listening watch on VHF Ch 11.  

3. Portsmouth VTS will be kept informed of work in progress and will de-conflict movements with other marine traffic. They can be contacted on VHF Ch 11 or by telephoning 02392 723689 for the latest information.  

4. Cancel this LNTM on 12 October 2025.