(Kaieteur News) – The Government of Guyana (GoG) and an American firm, CGG Services Inc. has commenced Geotechnical Surveying and Seismic surveying operations within Block S4 of Guyana’s Exclusive Economic Zone to determine the potential of oil resources within that area.

Block S4, a shallow water block was awarded to French oil giant, Total Energies on November 11, 2025.

According to a notice published on Wednesday by the Maritime Administration Department (MARAD), the exercise is scheduled to conclude on November 15, 2026. The SV BGP Prospector and OSV Moonrise-G will be used for the activity in the survey area which is situated approximately 16.98 nautical miles (31.4 kilometers) off the country’s coast and covering an area of 1782.28 square nautical miles (6113.05 square kilometers).