Well Stratigraphy

Well Registration Number 15/22- 4 Interpretation Composite Date Coded 16/10/1989 Depth Units Feet Datum KB Datum Elevation 85.00 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 551.0 0.00 0.00 239 * * QH 0 QP 0                 N     SEA BED 790.0 0.00 0.00 530 * * QH 0 QP 0 SAND 100.00             N   GS 1ST RETURN 1320.0 0.00 0.00 290 * * NP 0 NP 0 CLAY 100.00             N   GS   1610.0 0.00 0.00 90 * * NL 0 NA 0 CLAY 100.00             N   GS   1700.0 0.00 0.00 510 * * NU 0 NU 0 CLAY 85.00 SLST 15.00         N   GS   2210.0 0.00 0.00 330 * * GO 0 GO 0 CLAY 95.00 COAL 2.00 SAND 2.00 LMST 1.00 N   GS   2540.0 0.00 0.00 2040 * * GE 0 GE 0 SLST 55.00 CLST 30.00 SAND 10.00 LMST 5.00 N   GS   4580.0 4,495.00 1,420.00 3512 * * GP 0 GP 0 SDST 70.00 CLST 28.00 LMST 2.00     N   GS   8092.0 8,007.00 2,209.00 101 * * GD 0 GD 0 LMST 75.00 MARL 25.00         N   GS   8193.0 8,108.00 2,222.00 2524 * * KU 0 KU 0 LMST 85.00 MARL 10.00 CLST 5.00     N   GS   10717.0 10,632.00 2,585.00 643 * * KL 0 KL 0 MARL 50.00 CLST 50.00         N   GS   11360.0 11,275.00 2,709.00 850 KIMM KIMM JU 0 JU 0 SHAL 98.00 LMST 2.00         N   GS   12210.0 12,125.00 2,887.00 313 PISA PISA JU 0 JU 0 SDST 75.00 SHAL 25.00         N   O   12523.0 12,438.00 2,933.00 0 * * JM 0 JM 0 VOLC 100.00             N   GS