Lepe, Hampshire a country house. In 1943, it was requisitioned by the Royal Navy who used it as the base for J.1 Assault Group for the D-Day landings. In the past history they have had 3 floods one in 2004 one in 2005 and one in 2014 Prior to the invasion of Normandy in June 1944, Lepe was used as a secret manufacturing site. Six massive concrete caissons (type B2 Phoenix breakwaters) were built here and later towed across the English Channel where they formed part of the artificial Mulberry harbours after D-Day. Lepe was also one of the many places on
Mulberry harbour Dundas & Whitson, Mowlem, Nuttall, Parkinson, Pauling & Co. and Taylor Woodrow. On completion they were towed across the English Channel by tugs to the Normandy coast at only 4.3 Knots (8 km/h or 5 mph), assembled, operated and maintained by the Corps of Royal Engineers, under the guidance of Reginald D. Gwyther, who was appointed CBE for his efforts. Both locations for the temporary harbours required detailed information concerning geology, hydrography and sea conditions. To collect this data a special team of hydrographers was created in October 1943. The 712th Survey Flotilla, operated from naval base HMS "Tormentor" in