Well Stratigraphy

Well Registration Number 23/16a- 3 Interpretation Composite Date Coded 03/07/1990 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 367.5 0.00 0.00 1263 NORD NORD NU 0 NU 0                 N     SEA FLOOR 1630.7 0.00 0.00 502 NORD NORD NU 0 NU 0 MDST 100.00             N     FIRST RETURNS 2132.7 2,047.34 0.00 249 NORD NORD * 0 * 0 MDST 95.00 LMST 5.00         N       2382.0 0.00 0.00 282 NORD NORD NL 0 NA 0 MDST 100.00             N       2664.2 2,578.87 0.00 1076 NORD NORD NA 0 NA 0 MDST 85.00 DOLO 10.00 SAND 5.00     N   OS   3740.3 0.00 0.00 197 HORD HORD NB 0 NB 0 MDST 90.00 LMST 5.00 DOLO 5.00     N   OS   3937.2 0.00 0.00 230 HORD HORD NC 0 NC 0 MDST 90.00 LMST 10.00         N   OS   4166.9 0.00 0.00 617 HORD HORD GU 0 GU 0 MDST 90.00 DOLO 10.00         N       4783.7 4,698.39 0.00 144 HORD HORD GW 0 GW 0 MDST 95.00 DOLO 5.00         N       4928.1 0.00 0.00 125 HORD HORD GA 0 GA 0 MDST 90.00 DOLO 10.00         N       5052.7 0.00 0.00 164 HORD HORD GL 0 GL 0 MDST 90.00 DOLO 10.00         N       5216.8 5,131.48 0.00 46 HORD HORD GY 0 GY 0 MDST 95.00 DOLO 3.00 TUFF 2.00     N       5262.7 5,177.42 0.00 30 BALD BALD GY 0 GY 0 TFMD 100.00             N       5292.3 5,206.95 0.00 3 SELE SELE GY 0 GY 0 MDST 100.00             N   GCS   5295.5 5,210.23 0.00 7 SELE SELE GC 0 GC 0 MDST 100.00             N   GCS   5302.1 5,216.79 0.00 10 FORT FORT GC 0 GC 0 SDST 80.00 MDST 20.00         N   GCS   5311.9 5,226.63 0.00 43 TORF TORF KM 0 KM 0 LMST 100.00             N U GCS   5354.6 5,269.29 0.00 18 HODF HODF KC 0 KC 0 DOLO 100.00             N U GCS   5372.6 5,287.33 0.00 7 VALH VALH KH 0 KH 0 MDST 100.00             N U GCS   5379.2 5,293.89 0.00 1101 ZECH ZECH P 0 P 0 HALI 68.00 ANHY 30.00 CARN 2.00     N U GCS   6480.0 6,394.67 0.00 7 ZECH ZECH * 0 * 0                 N     TD DRILLER 6486.5 6,401.23 0.00 0 ZECH ZECH * 0 * 0                 N     TD WIRELINE