Figure 16

(A) EMT-1 pre-drilling seismic section BB’ shows the dimming out amplitude at the top of the structure, (B) 2D synthetic model for a single layer within EMT-1 structure using the nearby wells petrophysical parameters (Background shale parameters (Clay-rich): Vp = 2120 m/s; Rho 2.24 g/cc, Wet sand parameters (Quartz = 0.9 & Clay = 0.1): Vp = 3300 m/s; Rho 2.33 g/cc , SW = 100%, Gas sand parameters (Quartz = 0.9 & Clay = 0.1): Vp = 2900 m/s; Rho 2.1 g/cc , SW = 20% ), (C) Schematic form shows the impedance and offset gathers of expected gas sand.