Well Stratigraphy

Well Registration Number 15/20- 1 Interpretation Composite Date Coded 13/10/1989 Depth Units Feet Datum KB Datum Elevation 98.40 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 567.6 0.00 0.00 253 * * QH 0 NP 0                 N     SEA BED 820.3 0.00 0.00 1444 * * QH 0 NP 0 CLAY 95.00 SAND 5.00         N     1ST RETURN 2263.9 0.00 0.00 686 * * NM 0 NM 0 CLAY 50.00 SILT 50.00         N       2949.6 0.00 0.00 1591 * * GO 0 GO 0 SLST 60.00 SDST 40.00         N       4540.9 0.00 0.00 328 * * GA 0 GL 0 MDST 70.00 SDST 30.00         N       4869.0 0.00 0.00 1004 * * GY 0 GY 0 MDST 100.00             N       5873.0 0.00 0.00 67 GP6 GP6 GP 0 GP 0 MDST 100.00             N       5939.9 0.00 0.00 41 GP4 GP4 GP 0 GP 0 MDST 90.00 LMST 10.00         N       5981.3 0.00 0.00 106 GP3 GP3 GP 0 GP 0 MDST 100.00             N       6087.6 0.00 0.00 328 GP2 GP2 GP 0 GP 0 MDST 95.00 LMST 5.00         N       6415.7 0.00 0.00 62 GP1 GP1 GP 0 GP 0 SDST 95.00 MDST 5.00         N   OS   6477.7 0.00 0.00 7 * * KM 0 KM 0 LMST 100.00             N   OS   6484.9 0.00 0.00 166 * * D 0 D 0 CONG 90.00 SDST 5.00 MDST 5.00     N   OS   6650.6 0.00 0.00 0 * * * 0 * 0                 N     TD DRILLER