Well Stratigraphy

Well Registration Number 9/13b- 25A Interpretation Composite Date Coded 08/11/1989 Depth Units Feet Datum KB Datum Elevation 82.00 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 456.0 374.00 0.00 182 * * QH 0 NM 0                 N     SEA FLOOR 638.0 0.00 0.00 1109 * * QH 0 NM 0 SAND 60.00 CLAY 40.00         N     FIRST RETURNS 1747.0 0.00 0.00 908 * * GO 0 GO 0 CLAY 35.00 SAND 35.00 SLST 30.00     N       2655.0 0.00 0.00 187 * * GE 0 GE 0 CLST 100.00             N       2842.0 2,760.00 890.00 428 USHO USHO GE 0 GE 0 SDST 60.00 CLST 40.00         N       3270.0 3,188.00 1,010.00 987 HORD HORD GE 0 GE 0 CLST 40.00 SLST 40.00 CLAY 15.00 SAND 5.00 N       4257.0 4,175.00 1,286.00 440 FRGG FRGG GE 0 GE 0 SDST 85.00 CLST 15.00         N       4697.0 4,615.00 1,400.00 317 BALD SELE GP 0 GP 0 CLST 50.00 SLST 30.00 TFCL 10.00 SDST 10.00 N       5014.0 4,932.00 1,486.00 1711 DORN DORN GP 0 GP 0 CLST 35.00 SDST 35.00 SLST 30.00     N       6725.0 0.00 0.00 246 LIST LIST GP 0 GP 0 CLST 95.00 SDST 5.00         N       6971.0 6,889.00 1,947.00 1522 HEIM HEIM GP 0 GP 0 SDST 60.00 CLST 20.00 DOLO 20.00     N       8493.0 0.00 0.00 41 MAUR MAUR GP 0 GP 0 SDST 40.00 SLST 40.00 DOLO 20.00     N       8534.0 8,452.00 2,241.00 140 SHET SHET GD 0 GD 0 LMST 50.00 CLST 50.00         N       8674.0 8,592.00 2,266.00 520 CRET CRET KM 0 KM 0 MARL 95.00 LMST 5.00         N       9194.0 0.00 0.00 176 CRET CRET KC 0 KC 0 MARL 100.00             N       9370.0 0.00 0.00 162 CRET CRET KC 0 KS 0 CLST 80.00 LMST 10.00 MARL 10.00     N       9532.0 9,450.00 2,422.00 168 UASH UASH JD 0 JD 0 CLST 100.00             N U   BASE CRET U/C 9700.0 0.00 0.00 30 UASH UASH JD 0 JO 0 SLST 100.00             N       9730.0 0.00 0.00 40 MASH MASH JO 0 JO 0 SLST 100.00             N       9770.0 0.00 0.00 53 LASH LASH JC 0 JN 0 SLST 100.00             N       9823.0 9,741.00 2,478.00 107 UBSD UBSD JC 0 JN 0 SDST 100.00             N   OGS   9930.0 0.00 0.00 48 UBSD UBSD JN 0 JN 0 SDST 100.00             N   OGS   9978.0 9,896.00 2,503.00 1172 RUDH LEWF T 0 T 0 CLST 35.00 SLST 35.00 SDST 30.00     N U     11150.0 11,068.00 0.00 12 LEWF LEWF * 0 * 0                 N     TD DRILLER 11162.0 11,080.00 0.00 0 LEWF LEWF * 0 * 0                 N     TD LOGGER