Well Stratigraphy

Well Registration Number 15/25b- 3 Interpretation Composite Date Coded 18/05/1992 Depth Units Feet Datum KB Datum Elevation 80.00 Loggers TD 0.00 TWT Scale   Thickness Type   Comment     Litho Stratigraphy Chronostraigraphy Lithology Components   Top Down Hole Depth Top Vertical Depth (MSL) Top TWT (msec) Thickness Upper Litho Lower Litho Upper Chrono   Lower Chrono   1 % 2 % 3 % 4 % Cored Nature Of Top Hydro carbon Present Notes 577.0 497.00 0.00 1923 NORD * QH 0 QP 0                 N     SEABED 2500.0 0.00 0.00 655 NORD * QP 0 NP 0 CLST 60.00 SLST 35.00 SDST 5.00     N     FIRST RETURNS 3155.0 3,075.00 0.00 1685 LARK * NA 0 GN 0 SLST 50.00 CLST 40.00 SLCL 5.00 LMST 5.00 N       4840.0 4,760.00 0.00 225 HORF * GA 0 GL 0 CLST 98.00 LMST 2.00         N       5065.0 4,985.00 0.00 855 BELT * GL 0 * 0 CLST 90.00 LMST 5.00 SDST 5.00     N       5920.0 5,840.00 0.00 613 HORF * GL 0 GY 0 CLST 85.00 TFCL 10.00 LMST 5.00     N       6533.0 6,453.00 0.00 59 BALC * GY 0 GC 0 TFCL 95.00 LMST 5.00         N       6592.0 6,512.00 0.00 86 BATF * GC 0 * 0 TFCL 95.00 LMST 5.00         N       6678.0 6,598.00 0.00 166 SELE * GC 0 * 0 CLST 98.00 LMST 2.00         N       6844.0 6,764.00 0.00 14 LIST * GC 0 * 0 SLST 100.00             N       6858.0 6,778.00 0.00 158 FORT * GC 0 * 0 SDST 65.00 CLST 35.00         N   OGS   7016.0 6,936.00 0.00 414 ANDR * GC 0 * 0 SDST 95.00 CLST 5.00         N       7430.0 7,350.00 0.00 0 * * * 0 * 0                 N     TD DRILLER