Well Stratigraphy

Well Registration Number 9/12b- 4 Interpretation Composite Date Coded 07/11/1989 Depth Units Feet Datum KB Datum Elevation 84.00 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 419.0 335.00 0.00 991 * * * 0 * 0                 N     SEA FLOOR 1410.0 0.00 0.00 401 USHO USHO GE 0 GE 0 SAND 80.00 SLST 10.00 CLST 10.00     N     FIRST RETURNS 1811.0 1,727.00 0.00 1299 CUEO CUEO GE 0 GE 0 CLST 70.00 SAND 15.00 LMST 15.00     N       3110.0 3,026.00 0.00 264 CUEO CUEO GA 0 GL 0 CLST 100.00             N       3374.0 3,290.00 0.00 193 LESS LESS GY 0 GY 0 SAND 98.00 LMST 2.00         N       3567.0 3,483.00 0.00 168 PLTF PLTF GC 0 GC 0 CLST 55.00 SDST 45.00         N   OS   3735.0 3,651.00 0.00 165 PALU PALU GC 0 GC 0 SDST 100.00             N   OS   3900.0 3,816.00 0.00 617 PALU PALU GC 0 GK 0 SDST 90.00 COAL 5.00 LMST 5.00     N   OS   4517.0 4,433.00 0.00 810 LPCL LPCL GF 0 GF 0 CLST 85.00 TFCL 5.00 SDST 5.00 LMST 5.00 N   OGS   5327.0 5,243.00 0.00 401 BSMO BSMO GF 0 GF 0 SDST 80.00 LMST 20.00         N   OGS   5728.0 5,644.00 0.00 272 * * DV 0 DI 0 SDST 70.00 CLST 15.00 TFCL 10.00 LMST 5.00 N       6000.0 0.00 0.00 0 * * * 0 * 0                 N     TD DRILLER + LOGGER