21/15b- 4
Well Header
Wellbores (2)
21/15b- 4A
Sidetrack A
parent: 21/15b- 4
Formation Tops (0)
No formation tops ingested for this well.
Lithology Intervals
21/15b- 4A
Curve: SANDCOUNT
103 intervals
·
MD 879.196 – 3932.225 m
G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Limestone
(59)
Sandstone
(43)
Coal
(1)
Interpreted Data Inventory (LR / WellStrat)
Open Interpreted Data Log| Wellbore | Groups | Formations | Members | Strat Intervals | Tops | HC Occ | Core | Cuttings | DSTs | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21/15b- 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 21/15b- 4A | 8 | 14 | 6 | 49 | 0 | 3 | 2 | 0 | 1 | View |
Hydrocarbon Occurrence (2)
| Wellbore | Category | Code | Formation / Litho | Top MD (m) | Base MD (m) | Notes |
|---|---|---|---|---|---|---|
| 21/15b- 4A | Oil shows | OS | Forties Sandstone Member | 2306.4216 | -- | 269 m thick |
| 21/15b- 4A | DST | DST 1 | -- | 3883.2 | 3916.7 | Label / Upper Jurassic |
Rock Samples (91)
| Wellbore | Sample | Top MD (m) | Base MD (m) | Key Lab Results | Comments | Notes |
|---|---|---|---|---|---|---|
| 21/15b- 4A | Core #1 | 3903.88 | 3929.05 | φ 15.3% (n=81) · Kh 2.4 mD (n=76) · Kv 1.5 mD (n=8) · So 10.2% (n=51) · Sw 46.6% (n=51) · Density 2.69 (n=81) · FSP 14.2 (n=51) · REDWOOD COREX | DAMAGED; FRACTURED; PRESERVED SAMPLE | . |
| 21/15b- 4A | ↳ Plug GGA 1 | 3903.909 | -- | φ 1.5% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 54.6% · Density 2.75 · FSP 3.7 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 2 | 3904.183 | -- | φ 1.3% · Kh 0.0 mD · So 9.8% · Sw 49.1% · Density 2.75 · FSP 2.2 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 3 | 3904.488 | -- | φ 0.7% · Kh 0.0 mD · So 6.5% · Sw 72.0% · Density 2.76 · FSP 3.4 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 4 | 3904.793 | -- | φ 9.8% · So 18.6% · Sw 39.4% · Density 2.67 · FSP 17.3 · REDWOOD COREX | DAMAGED | -- |
| 21/15b- 4A | ↳ Plug GGA 5 | 3905.098 | -- | φ 25.2% · Kh 34.8 mD · So 16.7% · Sw 32.4% · Density 2.66 · FSP 19.1 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 6 | 3905.402 | -- | φ 21.3% · Kh 44.7 mD · So 14.1% · Sw 34.1% · Density 2.66 · FSP 17.9 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 7 | 3905.707 | -- | φ 19.9% · Kh 8.2 mD · So 13.2% · Sw 48.9% · Density 2.66 · FSP 19.2 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 8 | 3906.012 | -- | φ 17.9% · Kh 4.9 mD · So 19.2% · Sw 50.2% · Density 2.67 · FSP 17.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 9 | 3906.332 | -- | φ 18.4% · Kh 3.9 mD · So 11.6% · Sw 57.0% · Density 2.66 · FSP 16.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 10 | 3906.622 | -- | φ 23.3% · Kh 9.0 mD · So 19.7% · Sw 44.4% · Density 2.65 · FSP 18.9 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 11 | 3906.926 | -- | φ 20.3% · Kh 7.8 mD · Kv 9.1 mD · So 11.7% · Sw 43.1% · Density 2.66 · FSP 20.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 12 | 3907.231 | -- | φ 20.1% · Kh 9.4 mD · So 14.1% · Sw 39.4% · Density 2.66 · FSP 19.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 13 | 3907.536 | -- | φ 19.4% · Kh 4.2 mD · So 14.5% · Sw 40.6% · Density 2.67 · FSP 18.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 14 | 3907.841 | -- | φ 19.7% · Kh 3.2 mD · So 10.7% · Sw 30.9% · Density 2.67 · FSP 15.2 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 15 | 3908.146 | -- | φ 20.1% · Kh 2.5 mD · So 12.0% · Sw 44.5% · Density 2.69 · FSP 15.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 16 | 3908.45 | -- | φ 19.2% · Kh 1.6 mD · So 10.8% · Sw 44.5% · Density 2.70 · FSP 15.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 17 | 3908.755 | -- | φ 18.1% · Kh 0.6 mD · So 12.2% · Sw 42.1% · Density 2.72 · FSP 16.5 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 18 | 3909.06 | -- | φ 18.5% · Kh 4.0 mD · So 12.4% · Sw 37.2% · Density 2.69 · FSP 14.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 19 | 3909.365 | -- | φ 15.6% · Kh 0.7 mD · So 8.7% · Sw 47.3% · Density 2.67 · FSP 14.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 20 | 3909.67 | -- | φ 18.1% · Kh 1.8 mD · So 12.3% · Sw 41.5% · Density 2.66 · FSP 16.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 21 | 3909.974 | -- | φ 18.4% · Kh 1.7 mD · Kv 1.2 mD · So 10.8% · Sw 38.4% · Density 2.66 · FSP 12.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 22 | 3910.279 | -- | φ 18.0% · Kh 2.2 mD · So 8.5% · Sw 53.0% · Density 2.66 · FSP 17.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 23 | 3910.584 | -- | φ 17.6% · Kh 1.1 mD · So 14.5% · Sw 50.2% · Density 2.67 · FSP 20.7 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 24 | 3910.889 | -- | REDWOOD COREX | PRESERVED SAMPLE | -- |
| 21/15b- 4A | ↳ Plug GGA 25 | 3911.194 | -- | φ 18.6% · Kh 1.1 mD · So 12.8% · Sw 42.7% · Density 2.66 · FSP 19.1 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 26 | 3911.498 | -- | φ 18.9% · Kh 1.4 mD · So 11.0% · Sw 27.5% · Density 2.66 · FSP 17.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 27 | 3911.803 | -- | φ 15.8% · Kh 0.3 mD · So 7.7% · Sw 50.9% · Density 2.69 · FSP 17.7 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 28 | 3912.138 | -- | φ 12.5% · Kh 0.1 mD · So 9.1% · Sw 61.0% · Density 2.76 · FSP 12.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 29 | 3912.413 | -- | REDWOOD COREX | PRESERVED SAMPLE | -- |
| 21/15b- 4A | ↳ Plug GGA 30 | 3912.718 | -- | φ 12.8% · Kh 0.7 mD · So 6.4% · Sw 41.7% · Density 2.68 · FSP 17.7 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 31 | 3913.022 | -- | φ 17.5% · Kh 1.2 mD · Kv 1.0 mD · So 5.7% · Sw 54.8% · Density 2.67 · FSP 16.8 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 32 | 3913.327 | -- | φ 17.3% · Kh 1.1 mD · So 6.1% · Sw 21.3% · Density 2.67 · FSP 12.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 33 | 3913.632 | -- | φ 17.1% · Kh 4.9 mD · So 8.2% · Sw 45.3% · Density 2.66 · FSP 13.7 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 34 | 3913.967 | -- | φ 16.1% · Kh 1.2 mD · So 11.3% · Sw 43.9% · Density 2.65 · FSP 15.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 35 | 3914.303 | -- | φ 16.7% · So 8.4% · Sw 45.6% · Density 2.66 · FSP 15.7 · REDWOOD COREX | FRACTURED | -- |
| 21/15b- 4A | ↳ Plug GGA 36 | 3914.546 | -- | φ 16.6% · Kh 0.9 mD · So 4.0% · Sw 50.1% · Density 2.68 · FSP 14.2 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 37 | 3914.851 | -- | φ 15.7% · Kh 2.4 mD · So 4.2% · Sw 43.7% · Density 2.65 · FSP 13.1 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 38 | 3915.156 | -- | φ 17.1% · Kh 0.6 mD · So 5.8% · Sw 52.4% · Density 2.66 · FSP 15.9 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 39 | 3915.461 | -- | φ 15.4% · Kh 0.4 mD · Density 2.65 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 40 | 3915.766 | -- | φ 15.5% · Kh 0.2 mD · Density 2.68 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 41 | 3916.07 | -- | φ 16.2% · Kv 0.4 mD · So 6.3% · Sw 46.2% · Density 2.66 · FSP 17.3 · REDWOOD COREX | DAMAGED | -- |
| 21/15b- 4A | ↳ Plug GGA 42 | 3916.375 | -- | φ 16.4% · Kh 0.3 mD · Density 2.68 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 43 | 3916.68 | -- | φ 11.8% · Kh 0.2 mD · Density 2.66 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 44 | 3916.985 | -- | φ 8.9% · Kh 0.2 mD · So 4.2% · Sw 55.7% · Density 2.68 · FSP 13.8 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 45 | 3917.29 | -- | φ 14.4% · Kh 0.1 mD · Density 2.66 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 46 | 3917.64 | -- | φ 13.0% · Kh 0.1 mD · Density 2.65 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 47 | 3917.899 | -- | φ 14.3% · Kh 0.9 mD · So 6.7% · Sw 56.3% · Density 2.69 · FSP 14.5 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 48 | 3918.204 | -- | φ 15.2% · Kh 0.3 mD · Density 2.67 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 49 | 3918.509 | -- | φ 16.0% · Kh 0.2 mD · Density 2.67 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 50 | 3918.783 | -- | φ 17.5% · Kh 0.6 mD · So 7.7% · Sw 51.7% · Density 2.68 · FSP 17.5 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 51 | 3919.118 | -- | φ 16.9% · Kh 1.1 mD · Kv 0.6 mD · Density 2.67 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 52 | 3919.423 | -- | φ 17.4% · Kh 0.4 mD · Density 2.68 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 53 | 3919.758 | -- | φ 17.4% · Kh 0.4 mD · So 5.8% · Sw 55.4% · Density 2.68 · FSP 16.3 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 54 | 3920.033 | -- | φ 16.0% · Kh 0.2 mD · Density 2.72 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 55 | 3920.338 | -- | φ 17.2% · Kh 0.2 mD · Density 2.70 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 56 | 3920.642 | -- | φ 16.6% · Kh 0.1 mD · So 13.1% · Sw 65.3% · Density 2.69 · FSP 11.9 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 57 | 3920.947 | -- | φ 15.5% · Kh 0.3 mD · Density 2.68 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 58 | 3921.252 | -- | φ 15.2% · Kh 0.1 mD · Density 2.71 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 59 | 3921.557 | -- | φ 14.8% · Kh 0.1 mD · So 5.8% · Sw 67.2% · Density 2.71 · FSP 13.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 60 | 3921.862 | -- | φ 13.8% · Kh 0.1 mD · Density 2.74 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 61 | 3922.166 | -- | φ 13.8% · Kh 0.3 mD · Kv 0.0 mD · Density 2.74 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 62 | 3922.471 | -- | φ 15.7% · Kh 0.1 mD · So 9.6% · Sw 61.7% · Density 2.68 · FSP 14.2 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 63 | 3922.776 | -- | φ 14.1% · Kh 0.1 mD · Density 2.71 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 64 | 3923.081 | -- | φ 12.8% · Kh 0.1 mD · Density 2.71 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 65 | 3923.386 | -- | φ 7.0% · Kh 0.1 mD · So 8.9% · Sw 62.1% · Density 2.76 · FSP 4.8 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 66 | 3923.69 | -- | φ 5.3% · Kh 1.1 mD · Density 2.73 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 67 | 3923.995 | -- | φ 9.1% · Kh 0.1 mD · Density 2.79 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 68 | 3924.3 | -- | φ 10.3% · Kh 0.9 mD · So 26.2% · Sw 52.4% · Density 2.75 · FSP 3.2 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 69 | 3924.605 | -- | φ 14.1% · Kh 0.1 mD · Density 2.71 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 70 | 3924.91 | -- | φ 14.0% · Kh 0.1 mD · Density 2.72 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 71 | 3925.214 | -- | φ 14.6% · Kh 1.9 mD · Kv 0.1 mD · So 10.0% · Sw 27.4% · Density 2.70 · FSP 7.6 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 72 | 3925.519 | -- | φ 16.1% · Kh 0.2 mD · Density 2.68 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 73 | 3925.824 | -- | φ 16.0% · Kh 0.2 mD · Density 2.67 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 74 | 3926.129 | -- | φ 16.1% · Kh 0.4 mD · So 8.3% · Sw 24.9% · Density 2.67 · FSP 9.1 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 75 | 3926.434 | -- | φ 15.6% · Kh 0.1 mD · Density 2.66 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 76 | 3926.738 | -- | φ 16.4% · Kh 0.1 mD · Density 2.69 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 77 | 3927.043 | -- | φ 15.1% · Kh 0.1 mD · So 6.0% · Sw 35.9% · Density 2.68 · FSP 9.7 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 78 | 3927.348 | -- | φ 13.9% · Kh 0.1 mD · Density 2.68 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 79 | 3927.653 | -- | φ 12.8% · Kh 8.3 mD · Density 2.77 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | ↳ Plug GGA 80 | 3927.958 | -- | φ 10.9% · So 6.0% · Sw 35.9% · Density 2.75 · FSP 9.7 · REDWOOD COREX | FRACTURED | -- |
| 21/15b- 4A | ↳ Plug GGA 81 | 3928.262 | -- | φ 15.4% · Kh 0.3 mD · Density 2.75 · REDWOOD COREX | FRACTURED | -- |
| 21/15b- 4A | ↳ Plug GGA 82 | 3928.567 | -- | φ 13.7% · Density 2.73 · REDWOOD COREX | DAMAGED | -- |
| 21/15b- 4A | ↳ Plug GGA 83 | 3928.902 | -- | φ 14.1% · Kh 0.1 mD · So 13.0% · Sw 62.9% · Density 2.65 · FSP 8.9 · REDWOOD COREX | -- | -- |
| 21/15b- 4A | Core #2 | 3931.31 | 3939.78 | φ 7.1% (n=2) · Kh 0.0 mD (n=1) · Density 3.19 (n=2) · REDWOOD COREX | FRACTURED - NPP -No Fluid Analysis; No Fluid Analysis; SHALE NO ANALYSIS | PYRITE | . |
| 21/15b- 4A | ↳ Core Plug #2 | 3931.31 | -- | REDWOOD COREX | SHALE NO ANALYSIS | -- |
| 21/15b- 4A | ↳ Core Plug #2 | 3937.711 | -- | REDWOOD COREX | SHALE NO ANALYSIS | -- |
| 21/15b- 4A | ↳ Plug GGB 23 | 3938.077 | -- | φ 11.8% · Density 3.05 · REDWOOD COREX | FRACTURED - NPP -No Fluid Analysis | PYRITE | -- |
| 21/15b- 4A | ↳ Core Plug #2 | 3938.354 | -- | REDWOOD COREX | SHALE NO ANALYSIS | -- |
| 21/15b- 4A | ↳ Core Plug #2 | 3939.235 | -- | REDWOOD COREX | SHALE NO ANALYSIS | -- |
| 21/15b- 4A | ↳ Plug GGB 28 | 3939.54 | -- | φ 2.4% · Kh 0.0 mD · Density 3.34 · REDWOOD COREX | No Fluid Analysis | PYRITE | -- |
Wireline Log Inventory (Ingested Curves)
| Wellbore | Depth Start (m) | Depth Stop (m) | Typed Curves | Auto-scaled | Ingested | |
|---|---|---|---|---|---|---|
| 21/15b- 4 | 0.15240000188350677 | 3955.084716796875 | 8 | 0 | 2026-08-06 17:24:37.505577+00 | View Log |
Source LAS Manifest (Best Curve per Type)
Open full Manifest browser
21/15b- 4
| Curve Type | Best Mnemonic | Source | Depth Start (m) | Depth Stop (m) | Samples |
|---|---|---|---|---|---|
| bulk_density | DEN | CGG Digital Well Logs | 2186.94 | 3955.0848 | 11603 |
| caliper | CAL | CGG Digital Well Logs | 2186.6352 | 3954.9324 | 11604 |
| comp_sonic | AC | CGG Digital Well Logs | 673.9128000000001 | 3947.4648 | 21481 |
| deep_resistivity | RILD | CGG Digital Well Logs | 673.9128000000001 | 3954.3228000000004 | 21526 |
| density_correction | CORR | CGG Digital Well Logs | 2187.2448 | 3954.9324 | 11600 |
| gamma_ray | GR | CGG Digital Well Logs | 0.1524 | 3943.8072 | 25878 |
| gamma_ray | GRD | CGG Digital Well Logs | 1921.6116000000002 | 3951.4272 | 13320 |
| med_resistivity | RILM | CGG Digital Well Logs | 673.7604 | 3954.3228000000004 | 21527 |
| neutron_por | CN | CGG Digital Well Logs | 2186.7876 | 3952.6464 | 11588 |
| potassium | K | CGG Digital Well Logs | 2191.9692 | 2803.5504 | 4014 |
| thorium | TH | CGG Digital Well Logs | 2191.9692 | 2803.5504 | 4014 |
Survey Inventory (Deviation)
Open full Survey detail| Wellbore | Stations | Max MD (m) | Max TVDSS (m) | Survey File |
|---|---|---|---|---|
| 21/15b- 4 | 0 | -- | -- | -- |
| 21/15b- 4A | 13 | 3950.208 | 3923.803 | D:\BigSpatial\nsta_raw\CGG_Deviation\21-15b-4 1048ag-CGG_Deviation.xls |
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