Well Data Manager / Well Summary / 15/20a- 5

15/20a- 5

Decommissioned

Well Header

Well No
15/20a- 5
NSTA DEN No
4040
Well Name
--
Drill Seq No
5
Quadrant / Block
15 / 20 a
Surface Location
58.479525, 0.947930
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
BRITOIL LIMITED
Original Operator
--
Sub Area Operator
BRITOIL LIMITED
Licence No
P196
Licence Type
Production
Spud Date
1990-03-29
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

15/20a- 5 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
G
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.878
Ground Elev (m)
--
Water Depth (m)
168.95
TD MD (m)
2031.583
TD TVDSS (m)
0.000
TD Datum Depth (m)
25.878
TD Datum Type
Kelly Bushing
Spud Date
1990-03-29
TD Reached
1990-04-08
Completion Date
1990-04-12
Release Date
1994-04-12

Formation Tops (18)

Wellbore Formation Era MD (m) TVDSS (m) Provider
15/20a- 5 Horda Cenozoic 1069.000 877.111 Lloyds Register
Stronsay Cenozoic 1069.000 877.111 Lloyds Register
Grid Sandstone Cenozoic 1106.000 914.111 Lloyds Register
Caran Sanstone 1455.000 1263.102 Lloyds Register
Balder Cenozoic 1802.000 1610.038 Lloyds Register
Moray Mesozoic 1802.000 1610.038 Lloyds Register
Balder Tuff Cenozoic 1812.000 1620.035 Lloyds Register
Sele Mesozoic 1824.000 1632.030 Lloyds Register
Montrose Mesozoic 1876.000 1684.004 Lloyds Register
Lista Mesozoic 1876.000 1684.004 Lloyds Register
Maureen Mesozoic 1945.000 1752.959 Lloyds Register
Maureen Sandstone Mesozoic 1976.000 1783.935 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2018.000 1825.905 Lloyds Register
Chalk Mesozoic 2018.000 1825.905 Lloyds Register
Humber Mesozoic 2024.000 1831.901 Lloyds Register
Piper Mesozoic 2024.000 1831.901 Lloyds Register
Old Red Sandstone 2030.000 1837.897 Lloyds Register
Old Red Palaeozoic 2030.000 1837.897 Lloyds Register

Lithology Intervals

No lithology intervals ingested for this well.

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
15/20a- 5 6 8 4 10 18 1 2 1 0 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/20a- 5 Oil shows OS Andrew Sandstone unit 1873.998792 -- 88 m thick
15/20a- 5 Oil shows OS Maureen Formation 1962.0006480000002 -- 56 m thick

Rock Samples (174)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/20a- 5 Cuttings 772.0 2059.0 -- -- curated April`02 to fill gap
15/20a- 5 Core #1 1945.97 1973.88 φ 18.6% (n=33) · Kh 14.2 mD (n=24) · Kv 19.2 mD (n=9) · So 17.0% (n=15) · Sw 54.0% (n=15) · Density 2.68 (n=33) · FSP 14.5 (n=15) · ROBERTSON GROUP PLC DAM; FRAC; FRACTURES NO ANALYSIS; FRACTURES/SHALE NO ANALYSIS; PLUG MOUNTED.; SHALE NO ANALYSIS; SHALE/FRACTURES | SST, F, MOD ARG, MOD IND, OCC PYR PATCHES, SL CALC, SL CARB, V SL PYR.; SST, F, MOD ARG, MOD IND, OCC PYR PATCHES, SL CALC, SL CARB.; SST, F, MOD ARG, MOD IND, SL CARBONATE CMT, SL GRANULES.; SST, F, MOD ARG, MOD IND, V CALC, SL PYR, SL CARB, DAM.; SST, F, MOD ARG, MOD IND, V CALC, SL PYR, SL CARB.; SST, F, MOD ARG, MOD IND, W/ SL CARB LAM, FRAC.; SST, F, MOD ARG, MOD IND.; SST, F, MOD ARG, P.IND, SL CARB, SL CALC, V SL MIC, SL SHLY LAM, FRAC.; SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH, W/ ARG LAM, FRAC, W/ SL ARG LAM.; SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH, W/ ARG LAM, FRAC.; SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH.; SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS.; SST, F, SL ARG, P-MOD IND, SL CALC.; SST, F, SL ARG, P.IND, SL CALC.; SST, F, V ARG, MOD IND, GREEN CLAY FRAG, F-MED GRN LAM.; SST, F, V ARG, MOD IND.; SST, F, V W.IND, CMN CARBONATE CMT, CALC CMTD FRAC.; SST, F-MED, MOD ARG, P.IND, SL CALC, FRAC.; SST, VF, V ARG, FRIABLE, MOD CALC, ?MOD S, SL CARB, SL MIC, BADLY FRAC.; SST, VF, V ARG, FRIABLE, MOD CALC, SL CARB, SL MIC, BADLY FRAC.; SST, VF, V ARG, FRIABLE, SL CALC, SL CARB, TR PYR, FRAC, W/ OCC MED GRNS.; SST, VF, V ARG, FRIABLE, SL CALC, SL CARB, TR PYR, FRAC.; SST, VF, V ARG, FRIABLE-P.IND, PYR PATCH, MUD CALC, FRAC.; SST, VF, V ARG, P.IND, MOD CALC, SL CARB, SL MIC, BADLY FRAC.; SST, VF- F, MOD ARG, MOD IND, V CALC, SL CARB, W/ ?OCC S.; SST, VF- F, MOD ARG, MOD IND, V CALC, SL CARB.; SST, VF-F, SL ARG, P.IND, SL CARB, SL CALC, SL MIC, W/ SHLY LAM.; SST, VF-F, SL ARG, P.IND, SL CARB, SL CALC, SL MIC. UKCS 208 .
15/20a- 5 ↳ Plug 01 1946.05 -- φ 26.7% · Kh 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC FRAC | SST, VF, V ARG, P.IND, MOD CALC, SL CARB, SL MIC, BADLY FRAC. --
15/20a- 5 ↳ Plug 2V 1946.15 -- φ 25.4% · Kv 0.0 mD · Density 2.75 · ROBERTSON GROUP PLC FRAC | SST, VF, V ARG, FRIABLE-P.IND, PYR PATCH, MUD CALC, FRAC. --
15/20a- 5 ↳ Plug 02 1946.23 -- φ 29.9% · Kh 6.0 mD · Density 2.65 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 03 1946.51 -- φ 29.8% · Kh 25.0 mD · Density 2.64 · ROBERTSON GROUP PLC SST, VF-F, SL ARG, P.IND, SL CARB, SL CALC, SL MIC. --
15/20a- 5 ↳ Plug 04 1946.72 -- φ 27.9% · Kh 5.6 mD · Density 2.71 · ROBERTSON GROUP PLC SST, VF-F, SL ARG, P.IND, SL CARB, SL CALC, SL MIC, W/ SHLY LAM. --
15/20a- 5 ↳ Core Plug #1 1947.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1950.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 18V 1950.22 -- φ 29.1% · Kv 145.0 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, SL ARG, P.IND, SL CALC. --
15/20a- 5 ↳ Plug 18 1950.25 -- φ 27.9% · Kh 65.0 mD · So 25.6% · Sw 36.4% · Density 2.65 · FSP 13.7 · ROBERTSON GROUP PLC SST, F, SL ARG, P.IND, SL CALC. --
15/20a- 5 ↳ Plug 19 1950.5 -- φ 29.7% · Kh 82.0 mD · Density 2.65 · ROBERTSON GROUP PLC FRAC | SST, F, MOD ARG, P.IND, SL CARB, SL CALC, V SL MIC, SL SHLY LAM, FRAC. --
15/20a- 5 ↳ Plug 20 1950.81 -- φ 25.0% · Kh 11.1 mD · Density 2.63 · ROBERTSON GROUP PLC FRAC | SST, F, MOD ARG, P.IND, SL CARB, SL CALC, V SL MIC, SL SHLY LAM, FRAC. --
15/20a- 5 ↳ Core Plug #1 1951.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1951.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 23 1951.55 -- φ 23.3% · Kh 20.0 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, SL ARG, P-MOD IND, SL CALC. --
15/20a- 5 ↳ Plug 23V 1951.55 -- φ 23.6% · Kv 1.5 mD · Density 2.64 · ROBERTSON GROUP PLC SST, F, SL ARG, P-MOD IND, SL CALC. --
15/20a- 5 ↳ Core Plug #1 1951.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1952.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 29V 1952.97 -- φ 23.6% · Kv 0.0 mD · Density 2.66 · ROBERTSON GROUP PLC FRAC | SST, VF, V ARG, FRIABLE, MOD CALC, SL CARB, SL MIC, BADLY FRAC. --
15/20a- 5 ↳ Plug 29 1952.97 -- φ 24.6% · Kh 0.0 mD · So 8.1% · Sw 79.3% · Density 2.82 · FSP 17.9 · ROBERTSON GROUP PLC FRAC | SST, VF, V ARG, FRIABLE, MOD CALC, ?MOD S, SL CARB, SL MIC, BADLY FRAC. --
15/20a- 5 ↳ Plug 30 1953.25 -- φ 24.6% · Kh 0.0 mD · So 9.4% · Sw 68.0% · Density 2.64 · FSP 23.8 · ROBERTSON GROUP PLC FRAC | SST, VF, V ARG, FRIABLE, SL CALC, SL CARB, TR PYR, FRAC. --
15/20a- 5 ↳ Plug 31 1953.5 -- φ 17.8% · Kh 0.0 mD · So 10.2% · Sw 69.9% · Density 2.67 · FSP 17.5 · ROBERTSON GROUP PLC FRAC | SST, VF, V ARG, FRIABLE, SL CALC, SL CARB, TR PYR, FRAC, W/ OCC MED GRNS. --
15/20a- 5 ↳ Plug 32V 1953.68 -- φ 8.0% · Kv 0.0 mD · Density 2.70 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, V CALC, SL PYR, SL CARB. --
15/20a- 5 ↳ Plug 32 1953.7 -- φ 9.1% · Kh 0.0 mD · So 11.6% · Sw 67.8% · Density 2.69 · FSP 10.3 · ROBERTSON GROUP PLC DAM | SST, F, MOD ARG, MOD IND, V CALC, SL PYR, SL CARB, DAM. --
15/20a- 5 ↳ Plug 33 1953.95 -- φ 25.7% · Kh 1.2 mD · So 14.7% · Sw 30.7% · Density 2.64 · FSP 26.8 · ROBERTSON GROUP PLC FRAC | SST, F-MED, MOD ARG, P.IND, SL CALC, FRAC. --
15/20a- 5 ↳ Core Plug #1 1954.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1961.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 63V 1961.45 -- φ 7.3% · Kv 0.0 mD · Density 2.77 · ROBERTSON GROUP PLC SST, VF- F, MOD ARG, MOD IND, V CALC, SL CARB. --
15/20a- 5 ↳ Plug 63 1961.47 -- φ 6.1% · Kh 0.0 mD · So 20.1% · Sw 67.1% · Density 2.75 · FSP 4.6 · ROBERTSON GROUP PLC SST, VF- F, MOD ARG, MOD IND, V CALC, SL CARB, W/ ?OCC S. --
15/20a- 5 ↳ Plug 64 1961.65 -- φ 14.4% · Kh 5.5 mD · So 16.2% · Sw 54.4% · Density 2.66 · FSP 10.9 · ROBERTSON GROUP PLC SST, F, V ARG, MOD IND, GREEN CLAY FRAG, F-MED GRN LAM. --
15/20a- 5 ↳ Core Plug #1 1962.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1964.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 75 1964.45 -- φ 17.9% · Kh 0.0 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, V ARG, MOD IND. --
15/20a- 5 ↳ Core Plug #1 1964.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1965.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 78 1965.34 -- φ 23.2% · Kh 92.0 mD · So 23.0% · Sw 31.7% · Density 2.64 · FSP 21.8 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND. --
15/20a- 5 ↳ Plug 78V 1965.4 -- φ 21.4% · Kv 15.0 mD · Density 2.63 · ROBERTSON GROUP PLC FRAC | SST, F, MOD ARG, MOD IND, W/ SL CARB LAM, FRAC. --
15/20a- 5 ↳ Core Plug #1 1965.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1966.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 83 1966.52 -- φ 18.1% · Kh 27.0 mD · Density 2.82 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, OCC PYR PATCHES, SL CALC, SL CARB. --
15/20a- 5 ↳ Plug 83V 1966.52 -- φ 22.8% · Kv 11.0 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, OCC PYR PATCHES, SL CALC, SL CARB, V SL PYR. --
15/20a- 5 ↳ Core Plug #1 1966.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1968.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 92 1968.75 -- ROBERTSON GROUP PLC FRACTURES/SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 93 1969.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 94 1969.25 -- So 27.9% · Sw 20.4% · FSP 25.2 · ROBERTSON GROUP PLC SHALE/FRACTURES --
15/20a- 5 ↳ Plug 95 1969.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 96 1969.75 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 97 1970.05 -- φ 8.1% · Kh 0.0 mD · So 18.7% · Sw 47.2% · Density 2.67 · FSP 10.1 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS. --
15/20a- 5 ↳ Plug 98 1970.25 -- φ 7.8% · Kh 0.0 mD · So 19.9% · Sw 44.6% · Density 2.76 · FSP 12.3 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH. --
15/20a- 5 ↳ Plug 99 1970.5 -- φ 7.2% · Kh 0.0 mD · So 17.7% · Sw 58.9% · Density 2.67 · FSP 11.9 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH. --
15/20a- 5 ↳ Plug 100 1970.68 -- φ 4.2% · Kh 0.0 mD · So 22.6% · Sw 56.4% · Density 2.68 · FSP 6.9 · ROBERTSON GROUP PLC FRAC | SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH, W/ ARG LAM, FRAC. --
15/20a- 5 ↳ Plug 100V 1970.75 -- φ 4.3% · Kv 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD-W.IND, V CALC, SL ARG FRAGS, W/ LARGE PYR PATCH, W/ ARG LAM, FRAC, W/ SL ARG LAM. --
15/20a- 5 ↳ Plug 101 1970.95 -- φ 2.3% · Kh 0.0 mD · So 9.3% · Sw 77.4% · Density 2.67 · FSP 4.1 · ROBERTSON GROUP PLC SST, F, V W.IND, CMN CARBONATE CMT, CALC CMTD FRAC. --
15/20a- 5 ↳ Plug 102 1971.38 -- φ 16.7% · Kh 1.1 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, SL CARBONATE CMT, SL GRANULES. --
15/20a- 5 ↳ Core Plug #1 1971.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #1 1973.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 Core #2 1973.98 2001.5 φ 15.9% (n=56) · Kh 104.5 mD (n=38) · Kv 55.1 mD (n=18) · So 18.0% (n=34) · Sw 48.4% (n=34) · Density 2.66 (n=56) · FSP 18.2 (n=34) · ROBERTSON GROUP PLC FRAC; FRACTURES NO ANALYSIS; FRACTURES/SHALE NO ANALYSIS; PLUG FAILED; RESIN/FRACTURES NO ANALYSIS; RUBBLE NO ANALYSIS; SEAL PEEL; SHALE NO ANALYSIS; SHALE/FRACTURES NO ANALYSIS | CHK, V, SL ARG, W.IND, SL BIOCL, SL LAM.; PLUG MOUNTED.; SST, F, MOD ARG, MOD IND, MOD CALC.; SST, F, MOD ARG, MOD IND, MOD PATCHY CALC CMT.; SST, F, MOD ARG, P IND SL CALC LAM AND W.IND V. CALC LAM, FRAC.; SST, F, MOD ARG, P-MOD IND, SL CALC.; SST, F, MOD ARG, P-MOD IND, SL PATCHY CALC CMT.; SST, F, MOD IND, CMN PATCHY CALC CMT.; SST, F, MOD IND, MOD CALC, CHK FRAG, MDST FRAG, TR CARB, SL MED GRNS.; SST, F, MOD IND, MOD CALC.; SST, F, MOD-W.IND, MOD-V CALC, TR CARB.; SST, F, PATCHY ARG, MOD-W.IND, V CALC, W/ SL CARB.; SST, F, PATCHY ARG, MOD-W.IND, V CALC.; SST, F, SL ARG, MOD IND, CALC CMTD LAM.; SST, F, SL ARG, MOD IND, MOD CALC, TR CARB.; SST, F, SL ARG, MOD IND, V CALC, OCC CARB FRAGS, OCC MDST FRAGS.; SST, F, V W.IND, V CALC, W/ MOD-W.IND LAM.; SST, F, V W.IND, V CALC.; SST, F, V ARG, MOD IND, MOD CALC.; SST, F, V ARG, P.IND, SL CALC, FRAC.; SST, F, W.IND, V CALC, SL MED GRNS.; SST, F, W.IND, V CALC, SL PYR, V W.IND, LAM.; SST, F, W.IND, V CALC, W/ SL ARG LAM.; SST, F, W.IND, V CALC.; SST, F-MED, MOD-W.IND, V CALC.; SST, F-MED, SL ARG, P-MOD IND, V CALC PATCH, W/ SL LAM.; SST, F-MED, SL ARG, P-MOD IND, V CALC PATCH.; SST, F-MED, W.IND, V CALC, ARG/MOD IND LAM, W/ TR PYR.; SST, F-MED, W.IND, V CALC, ARG/MOD IND LAM.; SST, MED, SL ARG, P-MOD IND, SL PATCHY CALC CMT.; SST, V ARG, FRIABLE-P.IND, V CALC.; SST, VF, V ARG, MOD-W.IND, V CALC.; SST, VF-MOD, V W.IND, V CALC, CALT CMTD FRAC. .
15/20a- 5 ↳ Core Plug #2 1974.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1975.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 118 1975.29 -- φ 13.3% · Kh 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, MOD CALC. --
15/20a- 5 ↳ Plug 118V 1975.3 -- φ 13.5% · Kv 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, MOD CALC. --
15/20a- 5 ↳ Plug 119 1975.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 120 1975.67 -- φ 5.5% · Kh 0.0 mD · Density 2.69 · ROBERTSON GROUP PLC CHK, V, SL ARG, W.IND, SL BIOCL, SL LAM. --
15/20a- 5 ↳ Core Plug #2 1976.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1976.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 123V 1976.4 -- φ 12.7% · Kv 0.0 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD IND, MOD CALC, TR CARB. --
15/20a- 5 ↳ Plug 123 1976.47 -- φ 10.4% · Kh 0.0 mD · So 18.1% · Sw 48.4% · Density 2.66 · FSP 11.3 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD IND, MOD CALC, TR CARB. --
15/20a- 5 ↳ Core Plug #2 1976.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1977.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 126 1977.25 -- φ 18.8% · Kh 0.0 mD · So 12.4% · Sw 51.2% · Density 2.66 · FSP 12.0 · ROBERTSON GROUP PLC FRAC | SST, F, MOD ARG, P IND SL CALC LAM AND W.IND V. CALC LAM, FRAC. --
15/20a- 5 ↳ Plug 126V 1977.25 -- φ 9.8% · Kv 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC SST, F, PATCHY ARG, MOD-W.IND, V CALC. --
15/20a- 5 ↳ Plug 127 1977.53 -- φ 14.6% · Kh 0.1 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F, PATCHY ARG, MOD-W.IND, V CALC, W/ SL CARB. --
15/20a- 5 ↳ Core Plug #2 1977.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1978.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 132 1978.76 -- φ 13.5% · Kh 1.3 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD IND, V CALC, OCC CARB FRAGS, OCC MDST FRAGS. --
15/20a- 5 ↳ Core Plug #2 1979.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1979.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 136 1979.75 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 137V 1979.95 -- φ 12.6% · Kv 0.0 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD IND, CALC CMTD LAM. --
15/20a- 5 ↳ Plug 137 1979.95 -- φ 9.7% · Kh 0.0 mD · So 18.6% · Sw 40.9% · Density 2.66 · FSP 15.6 · ROBERTSON GROUP PLC SST, F, SL ARG, MOD IND, CALC CMTD LAM. --
15/20a- 5 ↳ Plug 138 1980.24 -- φ 16.5% · Kh 0.0 mD · So 21.0% · Sw 53.2% · Density 2.65 · FSP 15.3 · ROBERTSON GROUP PLC SST, F, V ARG, MOD IND, MOD CALC. --
15/20a- 5 ↳ Plug 139 1980.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 140V 1980.78 -- φ 3.6% · Kv 0.0 mD · Density 2.69 · ROBERTSON GROUP PLC SST, VF-MOD, V W.IND, V CALC, CALT CMTD FRAC. --
15/20a- 5 ↳ Plug 140 1980.86 -- φ 8.5% · Kh 0.0 mD · So 13.1% · Sw 69.8% · Density 2.72 · FSP 9.3 · ROBERTSON GROUP PLC SST, VF, V ARG, MOD-W.IND, V CALC. --
15/20a- 5 ↳ Core Plug #2 1981.0 -- ROBERTSON GROUP PLC FRACTURES/SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1981.25 -- ROBERTSON GROUP PLC FRACTURES/SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 143 1981.47 -- φ 6.3% · Kh 0.0 mD · So 22.8% · Sw 40.6% · Density 2.70 · FSP 4.1 · ROBERTSON GROUP PLC SST, F, W.IND, V CALC, SL PYR, V W.IND, LAM. --
15/20a- 5 ↳ Plug 144 1981.75 -- φ 27.4% · Kh 175.0 mD · So 25.7% · Sw 42.6% · Density 2.66 · FSP 30.1 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 144V 1981.77 -- φ 27.4% · Kv 213.0 mD · Density 2.65 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 145 1982.0 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 146 1982.25 -- φ 28.7% · Kh 255.0 mD · So 20.1% · Sw 63.4% · Density 2.66 · FSP 27.8 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 146V 1982.38 -- φ 12.1% · Kv 1.4 mD · Density 2.67 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 147 1982.5 -- φ 25.4% · Kh 268.0 mD · So 21.0% · Sw 50.0% · Density 2.65 · FSP 22.2 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 148 1982.75 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1983.0 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Core Plug #2 1983.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 151 1983.5 -- ROBERTSON GROUP PLC RESIN/FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 152 1983.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 153V 1983.92 -- φ 18.3% · Kv 6.2 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F-MED, SL ARG, P-MOD IND, V CALC PATCH. --
15/20a- 5 ↳ Plug 153 1983.96 -- φ 14.3% · Kh 1.5 mD · So 12.7% · Sw 49.0% · Density 2.66 · FSP 21.2 · ROBERTSON GROUP PLC SST, F-MED, SL ARG, P-MOD IND, V CALC PATCH, W/ SL LAM. --
15/20a- 5 ↳ Plug 154 1984.25 -- φ 19.7% · Kh 21.0 mD · So 10.5% · Sw 45.6% · Density 2.66 · FSP 23.4 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 155 1984.47 -- φ 27.1% · Kh 139.0 mD · So 10.6% · Sw 63.4% · Density 2.64 · FSP 26.8 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Core Plug #2 1984.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1985.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 158 1985.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 159V 1985.46 -- φ 13.0% · Kv 0.3 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, MOD-W.IND, MOD-V CALC, TR CARB. --
15/20a- 5 ↳ Plug 159 1985.54 -- φ 24.5% · Kh 10.0 mD · So 2.5% · Sw 70.4% · Density 2.64 · FSP 30.9 · ROBERTSON GROUP PLC SST, F, MOD ARG, P-MOD IND, SL CALC. --
15/20a- 5 ↳ Core Plug #2 1985.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1986.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 164 1986.75 -- φ 6.7% · Kh 0.0 mD · So 9.1% · Sw 62.0% · Density 2.66 · FSP 5.6 · ROBERTSON GROUP PLC SST, F, W.IND, V CALC, SL MED GRNS. --
15/20a- 5 ↳ Plug 164V 1986.75 -- φ 7.5% · Kv 0.0 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F, W.IND, V CALC, SL MED GRNS. --
15/20a- 5 ↳ Plug 165 1986.95 -- φ 11.7% · Kh 9.8 mD · So 13.1% · Sw 37.5% · Density 2.66 · FSP 5.3 · ROBERTSON GROUP PLC SST, F, MOD IND, CMN PATCHY CALC CMT. --
15/20a- 5 ↳ Plug 166 1987.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 167 1987.5 -- φ 29.9% · Kh 208.0 mD · So 3.4% · Sw 58.2% · Density 2.64 · FSP 29.0 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 168V 1987.69 -- φ 28.8% · Kv 767.0 mD · Density 2.64 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 168 1987.75 -- φ 28.4% · Kh 570.0 mD · So 14.0% · Sw 53.7% · Density 2.64 · FSP 31.1 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 169 1988.04 -- φ 28.0% · Kh 216.0 mD · So 9.4% · Sw 46.8% · Density 2.64 · FSP 28.4 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 170 1988.25 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 171 1988.5 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 172 1988.75 -- φ 6.8% · Kh 0.0 mD · So 21.9% · Sw 41.7% · Density 2.66 · FSP 9.9 · ROBERTSON GROUP PLC SST, F-MED, W.IND, V CALC, ARG/MOD IND LAM. --
15/20a- 5 ↳ Plug 172V 1988.77 -- φ 8.6% · Kv 0.1 mD · Density 2.68 · ROBERTSON GROUP PLC SST, F-MED, W.IND, V CALC, ARG/MOD IND LAM, W/ TR PYR. --
15/20a- 5 ↳ Plug 173 1988.96 -- φ 6.6% · Kh 0.0 mD · So 12.7% · Sw 28.9% · Density 2.66 · FSP 10.7 · ROBERTSON GROUP PLC SST, F-MED, W.IND, V CALC, ARG/MOD IND LAM, W/ TR PYR. --
15/20a- 5 ↳ Plug 174 1989.34 -- φ 9.5% · Kh 0.1 mD · So 17.9% · Sw 35.9% · Density 2.66 · FSP 20.4 · ROBERTSON GROUP PLC SST, F-MED, MOD-W.IND, V CALC. --
15/20a- 5 ↳ Core Plug #2 1989.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1990.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 178 1990.25 -- So 14.4% · Sw 77.0% · FSP 25.9 · ROBERTSON GROUP PLC PLUG FAILED --
15/20a- 5 ↳ Plug 178V 1990.25 -- φ 24.9% · Kv 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC FRAC | SST, V ARG, FRIABLE-P.IND, V CALC. --
15/20a- 5 ↳ Plug 179 1990.5 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 180 1990.75 -- φ 25.4% · Kh 90.0 mD · So 11.6% · Sw 50.3% · Density 2.65 · FSP 22.4 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 181 1991.0 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 182 1991.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 183 1991.5 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 184V 1991.6 -- φ 16.7% · Kv 4.4 mD · Density 2.65 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, MOD PATCHY CALC CMT. --
15/20a- 5 ↳ Plug 184 1991.67 -- φ 18.6% · Kh 9.5 mD · So 19.7% · Sw 53.7% · Density 2.65 · FSP 23.0 · ROBERTSON GROUP PLC SST, F, MOD ARG, P-MOD IND, SL PATCHY CALC CMT. --
15/20a- 5 ↳ Plug 185 1992.05 -- φ 14.6% · Kh 1.0 mD · So 15.9% · Sw 44.8% · Density 2.65 · FSP 18.6 · ROBERTSON GROUP PLC SST, F, MOD ARG, MOD IND, MOD CALC. --
15/20a- 5 ↳ Plug 186 1992.28 -- φ 20.4% · Kh 0.2 mD · Density 2.64 · ROBERTSON GROUP PLC FRAC | SST, F, V ARG, P.IND, SL CALC, FRAC. --
15/20a- 5 ↳ Plug 187 1992.5 -- φ 5.9% · Kh 0.0 mD · So 14.7% · Sw 54.4% · Density 2.67 · FSP 4.9 · ROBERTSON GROUP PLC SST, F, W.IND, V CALC. --
15/20a- 5 ↳ Plug 188 1992.75 -- φ 6.8% · Kh 0.0 mD · So 20.7% · Sw 23.7% · Density 2.66 · FSP 3.4 · ROBERTSON GROUP PLC SST, F, W.IND, V CALC, W/ SL ARG LAM. --
15/20a- 5 ↳ Plug 188V 1992.78 -- φ 6.6% · Kv 0.1 mD · Density 2.67 · ROBERTSON GROUP PLC SST, F, W.IND, V CALC, W/ SL ARG LAM. --
15/20a- 5 ↳ Plug 189 1993.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 190 1993.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 191 1993.5 -- φ 11.6% · Kh 0.1 mD · So 21.5% · Sw 43.1% · Density 2.66 · FSP 13.7 · ROBERTSON GROUP PLC SST, F, MOD IND, MOD CALC. --
15/20a- 5 ↳ Plug 191V 1993.53 -- φ 12.5% · Kv 0.1 mD · Density 2.66 · ROBERTSON GROUP PLC SST, F, MOD IND, MOD CALC, CHK FRAG, MDST FRAG, TR CARB, SL MED GRNS. --
15/20a- 5 ↳ Core Plug #2 1993.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1994.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 194V 1994.14 -- φ 3.2% · Kv 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC SST, F, V W.IND, V CALC. --
15/20a- 5 ↳ Plug 194 1994.2 -- φ 4.1% · Kh 0.0 mD · So 31.5% · Sw 62.9% · Density 2.67 · FSP 4.0 · ROBERTSON GROUP PLC SST, F, V W.IND, V CALC, W/ MOD-W.IND LAM. --
15/20a- 5 ↳ Core Plug #2 1994.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1995.75 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1996.0 -- ROBERTSON GROUP PLC SHALE/FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1996.75 -- ROBERTSON GROUP PLC SHALE/FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1997.0 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Core Plug #2 1997.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 207V 1997.5 -- ROBERTSON GROUP PLC PLUG FAILED --
15/20a- 5 ↳ Plug 207 1997.56 -- φ 30.4% · Kh 809.0 mD · So 34.6% · Sw 31.8% · Density 2.64 · FSP 29.6 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 208 1997.75 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1998.0 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 1998.5 -- ROBERTSON GROUP PLC SHALE NO ANALYSIS --
15/20a- 5 ↳ Plug 212 1998.79 -- φ 20.4% · Kh 61.0 mD · So 35.9% · Sw 49.1% · Density 2.66 · FSP 15.8 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 212V 1998.87 -- φ 8.4% · Kv 0.0 mD · Density 2.67 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 213 1999.0 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 214 1999.25 -- ROBERTSON GROUP PLC SEAL PEEL --
15/20a- 5 ↳ Plug 215 1999.5 -- ROBERTSON GROUP PLC SHALE/FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 216 1999.75 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 217 2000.03 -- φ 22.8% · Kh 364.0 mD · So 5.0% · Sw 11.2% · Density 2.65 · FSP 16.0 · ROBERTSON GROUP PLC SST, MED, SL ARG, P-MOD IND, SL PATCHY CALC CMT. --
15/20a- 5 ↳ Plug 218 2000.25 -- φ 30.7% · Kh 568.0 mD · So 43.9% · Sw 42.1% · Density 2.65 · FSP 28.1 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 218V 2000.27 -- ROBERTSON GROUP PLC PLUG FAILED --
15/20a- 5 ↳ Plug 219 2000.55 -- φ 27.0% · Kh 192.0 mD · So 32.5% · Sw 48.4% · Density 2.65 · FSP 23.5 · ROBERTSON GROUP PLC PLUG MOUNTED. --
15/20a- 5 ↳ Plug 220 2000.75 -- ROBERTSON GROUP PLC FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Plug 221 2001.0 -- ROBERTSON GROUP PLC SHALE/FRACTURES NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 2001.25 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --
15/20a- 5 ↳ Core Plug #2 2001.5 -- ROBERTSON GROUP PLC RUBBLE NO ANALYSIS --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/20a- 5 157.73399353027344 2057.09521484375 9 0 2026-08-06 08:20:34.342913+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/20a- 5
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 757.1232 2058.7716 8542
bulk_density RHOB CGG Digital Well Logs 756.0564 2056.9428 8537
cable_tension TENS OGA Batch Unzipped 158.496 2058.7716 12470
caliper CAL CGG Digital Well Logs 756.0564 2057.0952 8538
caliper CALI CGG Digital Well Logs 756.2088 2056.9428 8536
comp_sonic DT CGG Digital Well Logs 756.3612 2044.9032 8456
deep_resistivity RES_DEP OGA Batch Unzipped 757.7328 2055.4188 8516
deep_resistivity IDPH CGG Digital Well Logs 761.3904 2047.7988 8442
deep_resistivity ILD CGG Digital Well Logs 756.3612 2054.9616 8522
density_correction DRHO CGG Digital Well Logs 756.2088 2056.9428 8536
density_correction DENC OGA Batch Unzipped 757.1232 2058.7716 8542
gamma_ray SGR CGG Digital Well Logs 753.618 2046.5796 8485
gamma_ray CGR CGG Digital Well Logs 753.618 2046.5796 8485
gamma_ray GR CGG Digital Well Logs 157.734 2046.8844 12397
med_resistivity IMPH CGG Digital Well Logs 761.3904 2047.7988 8442
med_resistivity ILM CGG Digital Well Logs 756.3612 2056.0284 8529
med_resistivity RES_MED OGA Batch Unzipped 757.7328 2056.7904000000003 8525
neutron_por NPHI CGG Digital Well Logs 756.2088 2050.8468 8496
neutron_por NEU OGA Batch Unzipped 754.0752 2055.114 8538
pef PEF CGG Digital Well Logs 756.2088 2056.9428 8536
potassium POTA CGG Digital Well Logs 753.618 2046.5796 8485
thorium THOR CGG Digital Well Logs 753.618 2046.5796 8485
uranium URAN CGG Digital Well Logs 753.618 2046.5796 8485

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/20a- 5 241 2058.010 1865.888 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_15\15_20a- 5\WELL_PATH\WDD_QC\15_20a-_5_wdd_WDD_FILE_46702728_DATACO_MAPPED.csv

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