21/27- 1

Decommissioned

Well Header

Well No
21/27- 1
NSTA DEN No
3722
Well Name
--
Drill Seq No
1
Quadrant / Block
21 / 27
Surface Location
57.063111, 0.339483
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
SPIRIT ENERGY NORTH SEA OIL LIMITED
Original Operator
--
Sub Area Operator
SPIRIT ENERGY NORTH SEA OIL LIMITED
Licence No
P595
Licence Type
Production
Spud Date
1989-03-11
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

21/27- 1 Original
Abandoned Phase 3 Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.820
Ground Elev (m)
--
Water Depth (m)
73.15
TD MD (m)
893.060
TD TVDSS (m)
866.240
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1989-03-11
TD Reached
1989-03-13
Completion Date
1989-03-15
Release Date
1993-03-15
21/27- 1A Sidetrack A parent: 21/27- 1
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
75.59
TD MD (m)
1813.560
TD TVDSS (m)
1787.652
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1989-03-15
TD Reached
1989-03-31
Completion Date
1989-04-18
Release Date
1993-04-18

Formation Tops (0)

No formation tops ingested for this well.

Lithology Intervals

21/27- 1A Curve: SANDCOUNT 5 intervals  ·  MD 879.500 – 1500.530 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (4)
Limestone (1)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
21/27- 1 0 0 0 0 0 0 0 0 0
21/27- 1A 7 10 2 38 0 1 5 1 1 View

Hydrocarbon Occurrence (3)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/27- 1A Mixed OG USHO 879.6528000000001 -- 21 m thick
21/27- 1A DST DST 1 -- 888.2 891.8 Label / Alba
21/27- 1A Oil shows OS LSHO 902.5128000000001 -- 35 m thick

Rock Samples (156)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/27- 1A Cuttings 509.02 1813.56 -- -- .
21/27- 1A Core #1 886.36 891.39 φ 37.1% (n=13) · Kh 6045.4 mD (n=13) · Density 2.66 (n=13) · ROBERTSON GROUP PLC FRACTURES NO ANALYSIS; RESIN NO ANALYSIS; RUBBLE NO ANALYSIS .
21/27- 1A ↳ Plug 01 886.541 -- φ 28.2% · Kh 3040.0 mD · Density 2.78 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 02 886.633 -- φ 30.0% · Kh 3630.0 mD · Density 2.77 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 03 886.968 -- ROBERTSON GROUP PLC RESIN NO ANALYSIS --
21/27- 1A ↳ Plug 04 887.258 -- φ 38.1% · Kh 1730.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 05 887.547 -- φ 39.7% · Kh 2390.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 06 887.913 -- φ 40.2% · Kh 2570.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 07 888.187 -- ROBERTSON GROUP PLC RESIN NO ANALYSIS --
21/27- 1A ↳ Plug 08 888.37 -- φ 40.9% · Kh 6470.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 09 888.858 -- φ 39.1% · Kh 8500.0 mD · Density 2.63 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 10 889.102 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 11 889.406 -- φ 40.4% · Kh 6350.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 12 889.787 -- φ 38.0% · Kh 9700.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 13 890.016 -- φ 37.1% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 14 890.321 -- φ 38.4% · Kh 8930.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 15 890.656 -- φ 35.7% · Kh 6460.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 16 890.869 -- φ 36.0% · Kh 8820.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 17 891.235 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
21/27- 1A Core #2 901.6 915.31 φ 33.8% (n=35) · Kh 4308.3 mD (n=34) · Density 2.64 (n=35) · ROBERTSON GROUP PLC FRACTURED; FRACTURES NO ANALYSIS; RESIN NO ANALYSIS; RUBBLE NO ANALYSIS; SHALE NO ANALYSIS .
21/27- 1A ↳ Plug 19 901.903 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
21/27- 1A ↳ Plug 20 902.208 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 21 902.513 -- ROBERTSON GROUP PLC RESIN NO ANALYSIS --
21/27- 1A ↳ Plug 22 902.818 -- φ 33.6% · Kh 5690.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 23 903.153 -- φ 33.1% · Kh 4200.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 24 903.442 -- ROBERTSON GROUP PLC RESIN NO ANALYSIS --
21/27- 1A ↳ Plug 25 903.686 -- φ 33.9% · Kh 5450.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 26 904.128 -- φ 34.2% · Kh 5810.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 27 904.372 -- φ 34.7% · Kh 5740.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 28 904.646 -- φ 34.6% · Kh 5540.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 29 904.951 -- φ 34.0% · Kh 5340.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 30 905.286 -- φ 34.7% · Kh 7230.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 31 905.652 -- φ 33.6% · Kh 4240.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 32 905.866 -- φ 34.1% · Kh 4330.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 33 906.231 -- φ 33.9% · Kh 3730.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 34 906.475 -- φ 34.1% · Kh 3580.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 35 906.78 -- φ 33.2% · Kh 3650.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 36 907.161 -- φ 34.0% · Kh 4252.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Core Plug #2 907.39 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Core Plug #2 907.999 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 40 908.243 -- φ 33.9% · Kh 4500.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 41 908.609 -- φ 33.1% · Kh 4450.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 42 908.959 -- φ 32.8% · Kh 3140.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 43 909.218 -- φ 34.3% · Kh 4820.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 44 909.523 -- φ 33.6% · Kh 3340.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 45 909.858 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 46 910.133 -- φ 33.1% · Kh 4460.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 47 910.438 -- φ 35.2% · Density 2.64 · ROBERTSON GROUP PLC FRACTURED --
21/27- 1A ↳ Plug 48 910.773 -- φ 34.7% · Kh 4210.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 49 911.047 -- φ 34.6% · Kh 4390.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 50 911.382 -- φ 33.8% · Kh 4590.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 51 911.687 -- φ 33.6% · Kh 2920.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 52 911.962 -- φ 33.9% · Kh 3170.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 53 912.266 -- φ 31.9% · Kh 4149.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 54 912.617 -- φ 31.5% · Kh 4460.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 55 912.876 -- φ 33.5% · Kh 4890.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 56 913.181 -- φ 33.6% · Kh 5290.0 mD · Density 2.66 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 57 913.547 -- φ 34.2% · Kh 3390.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 58 913.79 -- φ 34.7% · Kh 3700.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 59 914.095 -- φ 34.6% · Kh 4290.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 60 914.43 -- φ 34.1% · Kh 3030.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 61 914.933 -- φ 33.5% · Kh 510.0 mD · Density 2.66 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Core Plug #2 915.01 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
21/27- 1A Core #3 919.89 937.87 φ 35.8% (n=55) · Kh 6467.4 mD (n=54) · Density 2.64 (n=55) · ROBERTSON GROUP PLC FRACTURED; FRACTURES NO ANALYSIS; NO ANALYSIS; RESIN NO ANALYSIS; RUBBLE NO ANALYSIS .
21/27- 1A ↳ Plug 64 920.298 -- φ 35.8% · Kh 2490.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 65 920.496 -- φ 34.8% · Kh 1910.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 66 920.801 -- φ 33.5% · Kh 1840.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 67 921.182 -- φ 30.9% · Kh 2570.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 68 921.41 -- φ 36.0% · Kh 2750.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 69 921.715 -- φ 32.8% · Kh 1770.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 70 922.096 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 71 922.325 -- φ 35.0% · Kh 3320.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 72 922.614 -- φ 35.1% · Kh 2450.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 73 923.041 -- φ 34.9% · Kh 2610.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 74 923.239 -- φ 34.3% · Kh 4770.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 75 923.544 -- φ 34.6% · Kh 3790.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 76 923.971 -- φ 35.6% · Kh 4170.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 77 924.154 -- φ 34.8% · Kh 4830.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 78 924.458 -- φ 35.3% · Kh 4860.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 79 924.839 -- φ 35.0% · Kh 4600.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 80 925.068 -- φ 35.1% · Kh 4870.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 81 925.403 -- φ 34.8% · Kh 4490.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 82 925.83 -- φ 34.4% · Kh 4850.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 83 925.982 -- φ 34.6% · Kh 4172.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 84 926.287 -- φ 33.2% · Kh 5860.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 85 926.699 -- φ 36.0% · Kh 4280.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 86 926.897 -- φ 35.2% · Kh 4500.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 87 927.247 -- φ 35.8% · Kh 3850.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 88 927.598 -- φ 36.3% · Kh 7180.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 89 927.857 -- φ 36.8% · Kh 6330.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 90 928.223 -- φ 37.0% · Kh 5290.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 91 928.543 -- φ 36.4% · Kh 7470.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 92 928.756 -- φ 36.7% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 93 929.046 -- φ 36.6% · Kh 10000.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 94 929.335 -- ROBERTSON GROUP PLC RESIN NO ANALYSIS --
21/27- 1A ↳ Plug 95 929.64 -- φ 41.4% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 96 929.945 -- φ 36.8% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 97 930.448 -- φ 32.1% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 98 930.539 -- φ 36.8% · Kh 8650.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 99 930.844 -- φ 37.0% · Kh 8270.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 100 931.286 -- φ 36.0% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 101 931.469 -- φ 36.8% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 102 931.774 -- φ 36.9% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 103 932.124 -- φ 37.0% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 104 932.429 -- φ 34.2% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 105 932.688 -- φ 36.6% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 106 933.054 -- φ 37.0% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 107 933.298 -- φ 38.0% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 108 933.602 -- φ 37.4% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 109 933.953 -- φ 37.2% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 110 934.212 -- φ 36.8% · Kh 10000.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 111 934.517 -- φ 36.8% · Kh 10000.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 112 934.883 -- φ 36.6% · Kh 6320.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 113 935.126 -- φ 37.1% · Kh 6610.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 114 935.431 -- φ 35.0% · Kh 6266.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 115 935.782 -- φ 36.1% · Kh 6900.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 116 936.041 -- φ 36.5% · Kh 6110.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 117 936.346 -- φ 35.9% · Kh 5720.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 118 936.681 -- φ 36.0% · Kh 5370.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 119 936.955 -- φ 36.7% · Density 2.64 · ROBERTSON GROUP PLC FRACTURED --
21/27- 1A ↳ Plug 120 937.26 -- φ 36.1% · Kh 7150.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Core Plug #3 937.26 -- ROBERTSON GROUP PLC NO ANALYSIS --
21/27- 1A ↳ Core Plug #3 937.565 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
21/27- 1A ↳ Core Plug #3 937.87 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
21/27- 1A Core #4 937.26 950.67 φ 37.2% (n=3) · Kh 4716.7 mD (n=3) · Density 2.64 (n=3) · ROBERTSON GROUP PLC FRACTURES NO ANALYSIS; NO ANALYSIS; RUBBLE NO ANALYSIS .
21/27- 1A ↳ Core Plug #4 937.26 -- ROBERTSON GROUP PLC NO ANALYSIS --
21/27- 1A ↳ Plug 120 937.26 -- φ 36.1% · Kh 7150.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Core Plug #4 937.565 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
21/27- 1A ↳ Core Plug #4 937.87 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
21/27- 1A ↳ Core Plug #4 948.842 -- ROBERTSON GROUP PLC NO ANALYSIS --
21/27- 1A ↳ Plug 162 949.391 -- φ 37.8% · Kh 3410.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 163 949.452 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 164 949.742 -- φ 37.8% · Kh 3590.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Core Plug #4 950.062 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A Core #5 951.89 970.18 φ 39.1% (n=14) · Kh 4349.1 mD (n=11) · Density 2.65 (n=14) · ROBERTSON GROUP PLC FRACTURED; FRACTURES NO ANALYSIS; SHALE NO ANALYSIS; SILSTONE NO ANALYSIS .
21/27- 1A ↳ Plug 168 951.89 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 169 952.256 -- φ 39.6% · Kh 2530.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 170 952.5 -- φ 39.4% · Kh 2620.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 171 952.835 -- φ 39.4% · Kh 3100.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 172 953.11 -- φ 38.9% · Kh 3120.0 mD · Density 2.66 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 173 953.414 -- φ 40.6% · Kh 3260.0 mD · Density 2.66 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Core Plug #5 953.719 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
21/27- 1A ↳ Core Plug #5 954.634 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
21/27- 1A ↳ Plug 178 955.03 -- φ 38.6% · Kh 7740.0 mD · Density 2.66 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 179 955.365 -- φ 38.5% · Kh 7970.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 180 955.594 -- φ 30.6% · Kh 4290.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 181 955.853 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 182 956.158 -- φ 39.3% · Kh 2220.0 mD · Density 2.64 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 183 956.493 -- φ 39.9% · Kh 7010.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 184 956.767 -- φ 42.2% · Density 2.64 · ROBERTSON GROUP PLC FRACTURED --
21/27- 1A ↳ Plug 185 957.072 -- φ 39.9% · Kh 3980.0 mD · Density 2.65 · ROBERTSON GROUP PLC -- --
21/27- 1A ↳ Plug 186 957.377 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
21/27- 1A ↳ Plug 187 957.682 -- φ 40.8% · Density 2.66 · ROBERTSON GROUP PLC FRACTURED --
21/27- 1A ↳ Plug 188 957.986 -- φ 39.2% · Density 2.65 · ROBERTSON GROUP PLC FRACTURED --
21/27- 1A ↳ Core Plug #5 958.291 -- ROBERTSON GROUP PLC SILSTONE NO ANALYSIS --
21/27- 1A ↳ Core Plug #5 970.178 -- ROBERTSON GROUP PLC SILSTONE NO ANALYSIS --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
21/27- 1A 90.83039855957031 1811.4263916015625 9 0 2026-08-06 10:23:03.06492+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
21/27- 1A
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 487.2228 1810.3596 8683
caliper CALI CGG Digital Well Logs 487.2228 1810.2072 8682
caliper CAL CGG Digital Well Logs 1231.5444 1793.9004 3691
comp_sonic DT CGG Digital Well Logs 496.3668 1799.9964 8549
deep_resistivity ILD CGG Digital Well Logs 488.8992 1811.4264 8679
density_correction DRHO CGG Digital Well Logs 487.5276 1810.2072 8680
gamma_ray GR CGG Digital Well Logs 90.83040000000001 1805.6352000000002 11253
gamma_ray CGR CGG Digital Well Logs 480.9744 1799.082 8650
gamma_ray SGR CGG Digital Well Logs 480.6696 1799.3868 8654
med_resistivity ILM CGG Digital Well Logs 488.5944 1811.4264 8681
neutron_por NPHI CGG Digital Well Logs 487.2228 1803.1968000000002 8636
pef PEF CGG Digital Well Logs 499.872 1810.2072 8599
potassium POTA CGG Digital Well Logs 480.6696 1799.2344 8653
thorium THOR CGG Digital Well Logs 480.6696 1799.3868 8654
uranium URAN CGG Digital Well Logs 480.6696 1799.2344 8653

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/27- 1 0 -- -- --
21/27- 1A 51 1813.560 1783.291 D:\BigSpatial\nsta_raw\CGG_Deviation\21-27-1A 15721dp_CGG-Deviation.xlsx

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