Well Stratigraphy

Well Registration Number 15/21a- 51 Interpretation Composite Date Coded 20/06/2001 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 545.0     1055 UNDF WESR QH 0 GE 0 SDST 100.00             N     SEABED 1600.0     460 UNDF WESR QH 0 GE 0 SDST 80.00 GLUS 10.00 SHSD 10.00     N     FIRST RETURNS 2060.0     1605 HORF   GE 0   0 SDST 90.00 SLST 6.00 GLUS 3.00 ARLM 1.00 N       3665.0     452 BALD   GE 0   0 SDST 73.00 SACL 22.00 CLST 5.00     N       4117.0     355 SELE   GE 0   0 SLST 58.00 CLST 36.00 SDST 6.00     N       4472.0   1,358.00 208 SFSA   GP 0   0 SLST 65.00 SDST 35.00         N       4680.0   1,413.00 98 LIST   GP 0   0 CLST 100.00             N       4778.0   1,441.00 1081 BALU   GP 0   0 SDST 50.00 SLST 45.00 TFCL 4.00 LMST 1.00 N       5859.0   1,700.00 127 BMTF   GP 0   0 TFCL 100.00             N       5986.0   1,722.00 684 UAND   GP 0   0 SDST 58.00 SLST 30.00 LMST 12.00     N       6670.0   1,864.00 115 AMSU   GP 0   0 CLST 88.00 LMST 12.00         N       6785.0   1,888.00 299 LANS   GP 0   0 SDST 80.00 LMST 12.00 SLST 5.00 CLST 3.00 N       7084.0     252 MAUR   GP 0   0 SDST 80.00 CLST 8.00 LMST 8.00 SLSD 4.00 N       7336.0   1,991.00 88 EKOF   GP 0   0 LMST 80.00 ARLM 20.00         N       7424.0   2,002.00 411 TORF   KM 0   0 LMST 97.00 CHRT 3.00         N       7835.0 7,750.00 2,052.00 443 FLND   KU 0 KO 0 LMST 87.00 ARLM 5.00 CLCL 5.00 CLST 3.00 N       8278.0 8,192.00 2,106.00 74 VALH   KB 0 KH 0 CLCL 97.00 ARLM 3.00         N U     8352.0 8,266.00 2,118.00 226 LHSM   JV 0   0 CLST 95.00 SLCL 5.00         N U     8578.0 8,492.00 2,166.00 167 CLSS   JV 0 JD 0 CLST 65.00 SDST 30.00 SLCL 5.00     N   OS CORED 8745.0 8,659.00 2,200.00 51 LHSM   JV 0 JD 0 CLST 95.00 SLCL 5.00         N     CORED BASE CLSS 8796.0 8,710.00 2,211.00 226 LCYS   JV 0 JD 0 CLST 70.00 SDST 27.00 SLCL 3.00     N   OS   9022.0 8,936.00 2,250.00 68 PIMS   JO 0   0 CLST 75.00 SLCL 25.00         N U     9090.0 9,004.00 2,262.00 43 SCOS   JO 0   0 SDST 97.00 CLST 3.00         N   GOW CORED 9133.0 9,046.00   293 SCOS   JO 0   0 SDST 97.00 CLST 3.00         N   OS OWC 9426.0 9,340.00 2,313.00 148 PIMU   JO 0   0 CLST 92.00 SLCL 7.00 LMST 1.00     N       9574.0 9,488.00 2,340.00 127 SGIP   JO 0   0 CLST 94.00 SLCL 5.00 LMST 1.00     N       9701.0 9,613.00 2,364.00 79 SGIC   JO 0   0 COAL 100.00             N       9780.0 9,692.00 2,384.00 103 RATT   JM 0   0 TUFF 45.00 TFCL 45.00 CLST 10.00     N U     9883.0 9,795.00   67 ZECH   PU 0   0 ANHY 100.00             N       9950.0 9,862.00   0     * 0   0                 N     TD N.B. LITHOLOGY FOR 545'-1600' INFERRED FROM GAMMA RAY