Mean sea level July 1947 to June 1948 at Pointe-Fouillole (Pointe-à-Pitre harbour). Origin = marker GO-7 (formerly AO'-5) with defined height of 2.67m above msl adopted from 1951 value. Guadeloupe 1988 height 0.00m is 0.46m above 1984 sounding datum.