21/17- 1

Decommissioned

Well Header

Well No
21/17- 1
NSTA DEN No
1768
Well Name
--
Drill Seq No
1
Quadrant / Block
21 / 17
Surface Location
57.401654, 0.281761
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
SHELL U.K. LIMITED
Original Operator
--
Sub Area Operator
SHELL U.K. LIMITED
Licence No
P350
Licence Type
Production
Spud Date
1981-09-15
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/17- 1 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.603
Ground Elev (m)
--
Water Depth (m)
78.94
TD MD (m)
2865.730
TD TVDSS (m)
0.000
TD Datum Depth (m)
25.603
TD Datum Type
Kelly Bushing
Spud Date
1981-09-15
TD Reached
1981-10-30
Completion Date
1981-11-08
Release Date
1985-11-08

Formation Tops (18)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/17- 1 Horda Cenozoic 1387.000 1361.397 Lloyds Register
Stronsay Cenozoic 1387.000 1361.397 Lloyds Register
Upper Tay Sandstone 1519.000 1493.397 Lloyds Register
Lower Tay Sandstone 1673.000 1647.397 Lloyds Register
Lista Mesozoic 1728.000 1702.397 Lloyds Register
Montrose Mesozoic 1728.000 1702.397 Lloyds Register
Maureen Mesozoic 1827.000 1801.397 Lloyds Register
Chalk Mesozoic 1884.000 1858.397 Lloyds Register
Ekofisk Mesozoic 1884.000 1858.397 Lloyds Register
Upper Cretaceous Chalk Mesozoic 1935.000 1909.397 Lloyds Register
Rodby Mesozoic 2132.000 2106.397 Lloyds Register
Cromer Knoll Mesozoic 2132.000 2106.397 Lloyds Register
Sola 2147.000 2121.397 Lloyds Register
Valhall Mesozoic 2185.000 2159.397 Lloyds Register
Kimmeridge Clay 2213.000 2187.397 Lloyds Register
Humber Mesozoic 2213.000 2187.397 Lloyds Register
Heron Palaeozoic 2229.000 2203.397 Lloyds Register
Smith Bank Mesozoic 2229.000 2203.397 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
21/17- 1 6 10 2 25 18 4 4 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (91)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/17- 1 Cuttings 618.74 2886.46 -- -- .
21/17- 1 Core #1 1512.11 1519.12 φ 42.7% (n=6) · Kh 4102.0 mD (n=6) · Density 2.65 (n=6) · CORE LABORATORIES U.K. LTD. SHALE | SST, LT GY, FGR, UNCONSOL, MICA, CARB; SST, LT GY,FGR,UNCONSOL,MICA; SST,DK GY FGR, UNCONSOL, MICA, PY; SST,LT GY, FGR, UNCONSOL, MICA; SST,LT GY,VF-FGR UNCONSOL,MICA, PY well re-boxed (originally curated Mar`82)
21/17- 1 ↳ Plug 01 1512.113 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 02 1512.418 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 03 1512.722 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 04 1513.027 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 05 1513.332 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 06 1513.637 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 07 1513.942 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 08 1514.246 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 09 1514.551 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 10 1514.856 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 11 1515.161 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 12 1515.466 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 13 1515.77 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 14 1516.075 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 15 1516.38 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 16 1516.685 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 17 1516.99 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 18 1517.294 -- φ 46.8% · Kh 2587.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD. SST,DK GY FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 19 1517.599 -- φ 43.1% · Kh 4871.0 mD · Density 2.61 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA, CARB --
21/17- 1 ↳ Plug 20 1517.904 -- φ 44.9% · Kh 4609.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST,LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 21 1518.209 -- φ 37.7% · Kh 2107.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD. SST,LT GY,VF-FGR UNCONSOL,MICA, PY --
21/17- 1 ↳ Plug 22 1518.514 -- φ 40.2% · Kh 4971.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY,FGR,UNCONSOL,MICA --
21/17- 1 ↳ Plug 23 1518.818 -- φ 43.4% · Kh 5467.0 mD · Density 2.63 · CORE LABORATORIES U.K. LTD. SST, LT GY,FGR,UNCONSOL,MICA --
21/17- 1 Core #2 1519.58 1528.27 φ 41.1% (n=23) · Kh 4207.0 mD (n=23) · Density 2.67 (n=23) · CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE; SHALE | SS, LT GY FGR UNCONSOL , MICA; SST, LT GY, FGR, UNCONSOL, MICA; SST, LT GY, FGR, UNCONSOL, MICA, PY; SST, LT GY, FGR, UNCONSOL, MICA, PY, GLAUC; SST, LT GY, VF-FGR, UNCONSOL, MICA, PY; SST, LT GY,FGR, UNCONSOL, MICA; SST, LT GY,FGR, UNCONSOL, MICA, CARB; SST, LT GY,VF-FGR, MOD CONSOL, MICA, CARB ,PY; SST, LT GY,VF-FGR, MOD CONSOL,MICA, PY; SST,LT GY FGR, UNCONSOL, MICA, PY; SST,LT GY, VF-FGR, UNCONSOL, MICA, CARB, AB PY --
21/17- 1 ↳ Plug 25 1519.733 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 26 1520.038 -- φ 39.1% · Kh 1532.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD. SST, LT GY, VF-FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 27 1520.342 -- φ 42.5% · Kh 1139.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD. SST, LT GY, VF-FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 28 1520.647 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 29 1520.952 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 30 1521.257 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 31 1521.562 -- φ 41.1% · Kh 3019.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 32 1521.866 -- φ 43.6% · Kh 4859.0 mD · Density 2.76 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA, PY, GLAUC --
21/17- 1 ↳ Plug 33 1522.171 -- φ 38.5% · Kh 7448.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 34 1522.476 -- φ 38.8% · Kh 4250.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SS, LT GY FGR UNCONSOL , MICA --
21/17- 1 ↳ Plug 35 1522.781 -- φ 44.0% · Kh 344.0 mD · Density 2.84 · CORE LABORATORIES U.K. LTD. SST,LT GY, VF-FGR, UNCONSOL, MICA, CARB, AB PY --
21/17- 1 ↳ Plug 36 1523.086 -- φ 40.3% · Kh 6890.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 37 1523.39 -- φ 41.6% · Kh 8527.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 38 1523.695 -- φ 38.9% · Kh 5816.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 39 1524.0 -- φ 42.0% · Kh 1267.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 40 1524.305 -- φ 46.2% · Kh 1184.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 41 1524.61 -- φ 44.7% · Kh 6013.0 mD · Density 2.63 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 42 1524.914 -- φ 40.4% · Kh 1987.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 43 1525.219 -- φ 44.4% · Kh 8643.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 44 1525.524 -- φ 38.1% · Kh 5683.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 45 1525.829 -- φ 42.6% · Kh 4576.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 46 1526.134 -- φ 40.9% · Kh 764.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY,VF-FGR, MOD CONSOL, MICA, CARB ,PY --
21/17- 1 ↳ Plug 47 1526.438 -- φ 38.4% · Kh 290.0 mD · Density 2.70 · CORE LABORATORIES U.K. LTD. SST, LT GY,VF-FGR, MOD CONSOL,MICA, PY --
21/17- 1 ↳ Plug 48 1526.743 -- φ 41.2% · Kh 3865.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD. SST, LT GY,FGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 49 1527.048 -- φ 40.3% · Kh 7534.0 mD · Density 2.61 · CORE LABORATORIES U.K. LTD. SST, LT GY,FGR, UNCONSOL, MICA, CARB --
21/17- 1 ↳ Plug 50 1527.353 -- CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE --
21/17- 1 ↳ Plug 51 1527.658 -- CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE --
21/17- 1 ↳ Plug 52 1527.962 -- φ 38.2% · Kh 4692.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD. SST,LT GY FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 53 1528.267 -- φ 40.4% · Kh 6439.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR, UNCONSOL, MICA --
21/17- 1 Core #3 1528.27 1538.86 φ 39.0% (n=32) · Kh 5809.2 mD (n=32) · Density 2.63 (n=32) · CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE; SHALE | SST, GY, F-MGR, UNCONSOL, MICA; SST, LT GY F-MGR, UNCONSOL, MICA, CARB; SST, LT GY, F-MGR UNCONSOL, MICA; SST, LT GY, F-MGR, UNCONSOL MICA; SST, LT GY, F-MGR, UNCONSOL, MICA; SST, LT GY, F-MGR, UNCONSOL, MICA, GLAUC; SST, LT GY, FGR UNCONSOL. MICA, PY; SST, LT GY, FGR. UNCONSOL, MICA; SST, LT GY, FMG, UNCONSOL, MICA; SST, LT GY,FGR, UNCONSOL, MICA, PY; SST,LT GY,F-KGR,UNCONSOL,MICA, PY --
21/17- 1 ↳ Plug 54 1528.572 -- φ 38.9% · Kh 4362.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR. UNCONSOL, MICA --
21/17- 1 ↳ Plug 55 1528.877 -- φ 38.7% · Kh 3167.0 mD · Density 2.71 · CORE LABORATORIES U.K. LTD. SST,LT GY,F-KGR,UNCONSOL,MICA, PY --
21/17- 1 ↳ Plug 56 1529.182 -- CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE --
21/17- 1 ↳ Plug 57 1529.486 -- φ 38.3% · Kh 5741.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL MICA --
21/17- 1 ↳ Plug 58 1529.791 -- φ 39.8% · Kh 6699.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL MICA --
21/17- 1 ↳ Plug 59 1530.096 -- φ 39.3% · Kh 2890.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD. SST, LT GY,FGR, UNCONSOL, MICA, PY --
21/17- 1 ↳ Plug 60 1530.401 -- φ 40.2% · Kh 6031.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR UNCONSOL, MICA --
21/17- 1 ↳ Plug 61 1530.706 -- φ 39.2% · Kh 5230.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR UNCONSOL, MICA --
21/17- 1 ↳ Plug 62 1531.01 -- φ 36.9% · Kh 5505.0 mD · Density 2.63 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR UNCONSOL, MICA --
21/17- 1 ↳ Plug 63 1531.315 -- φ 36.7% · Kh 2951.0 mD · Density 2.71 · CORE LABORATORIES U.K. LTD. SST, LT GY, FGR UNCONSOL. MICA, PY --
21/17- 1 ↳ Plug 64 1531.62 -- φ 36.0% · Kh 6023.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 65 1531.925 -- φ 39.6% · Kh 8676.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 66 1532.23 -- φ 40.8% · Kh 8477.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 67 1532.534 -- φ 41.8% · Kh 3788.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 68 1532.839 -- φ 41.5% · Kh 6641.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 69 1533.144 -- φ 37.9% · Kh 7988.0 mD · Density 2.61 · CORE LABORATORIES U.K. LTD. SST, LT GY F-MGR, UNCONSOL, MICA, CARB --
21/17- 1 ↳ Plug 70 1533.449 -- CORE LABORATORIES U.K. LTD. SHALE --
21/17- 1 ↳ Plug 71 1533.754 -- φ 39.3% · Kh 4522.0 mD · Density 2.59 · CORE LABORATORIES U.K. LTD. SST, LT GY F-MGR, UNCONSOL, MICA, CARB --
21/17- 1 ↳ Plug 72 1534.058 -- φ 40.3% · Kh 2676.0 mD · Density 2.60 · CORE LABORATORIES U.K. LTD. SST, LT GY, FMG, UNCONSOL, MICA --
21/17- 1 ↳ Plug 73 1534.363 -- φ 39.6% · Kh 4243.0 mD · Density 2.60 · CORE LABORATORIES U.K. LTD. SST, LT GY, FMG, UNCONSOL, MICA --
21/17- 1 ↳ Plug 74 1534.668 -- φ 40.4% · Kh 8188.0 mD · Density 2.58 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA, GLAUC --
21/17- 1 ↳ Plug 75 1534.973 -- φ 40.1% · Kh 8201.0 mD · Density 2.61 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 76 1535.278 -- φ 39.6% · Kh 7778.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 77 1535.582 -- φ 37.4% · Kh 6075.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 78 1535.887 -- φ 36.6% · Kh 6763.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 79 1536.192 -- φ 38.3% · Kh 8179.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 80 1536.497 -- φ 38.9% · Kh 10527.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 81 1536.802 -- φ 38.3% · Kh 6168.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA, GLAUC --
21/17- 1 ↳ Plug 82 1537.106 -- φ 40.8% · Kh 3803.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 83 1537.411 -- φ 37.8% · Kh 6465.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 84 1537.716 -- φ 39.2% · Kh 7187.0 mD · Density 2.63 · CORE LABORATORIES U.K. LTD. SST, LT GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 85 1538.021 -- φ 40.8% · Kh 1591.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 86 1538.326 -- φ 40.0% · Kh 7592.0 mD · Density 2.62 · CORE LABORATORIES U.K. LTD. SST, GY, F-MGR, UNCONSOL, MICA --
21/17- 1 ↳ Plug 87 1538.63 -- φ 35.9% · Kh 1766.0 mD · Density 2.63 · CORE LABORATORIES U.K. LTD. SST, GY, F-MGR, UNCONSOL, MICA --
21/17- 1 Core #4 2308.86 2312.88 -- -- --

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/17- 1 0 -- -- --

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