16/21a- 20

Present

Well Header

Well No
16/21a- 20
NSTA DEN No
4181
Well Name
--
Drill Seq No
20
Quadrant / Block
16 / 21 a
Surface Location
58.232880, 1.132557
Source Datum
ED50
Subsea Well
Yes
Platform
--
Slot No
--
Operator
PREMIER OIL E&P UK LIMITED
Original Operator
--
Sub Area Operator
PREMIER OIL E&P UK LIMITED
Licence No
P201
Licence Type
Production
Spud Date
1990-08-20
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

16/21a- 20 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
V
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
143.26
TD MD (m)
2639.568
TD TVDSS (m)
2452.116
TD Datum Depth (m)
21.336
TD Datum Type
Kelly Bushing
Spud Date
1990-08-20
TD Reached
1990-10-01
Completion Date
1990-10-20
Release Date
1994-10-20
16/21a- 20Z Sidetrack Z parent: 16/21a- 20
Current Intent
Development
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
V
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
143.26
TD MD (m)
3657.600
TD TVDSS (m)
2472.720
TD Datum Depth (m)
26.213
TD Datum Type
Kelly Bushing
Spud Date
1992-05-25
TD Reached
1992-06-29
Completion Date
1992-07-19
Release Date
1996-07-19

Formation Tops (32)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/21a- 20 Stronsay Cenozoic 1502.000 1473.426 Lloyds Register
Horda Cenozoic 1502.000 1473.426 Lloyds Register
Caran Sanstone 1807.000 1766.117 Lloyds Register
Skroo Sandstone Cenozoic 1951.000 1896.602 Lloyds Register
Balder Cenozoic 2076.000 2006.849 Lloyds Register
Moray Mesozoic 2076.000 2006.849 Lloyds Register
Balder Tuff Cenozoic 2076.000 2006.849 Lloyds Register
Sele Mesozoic 2116.000 2041.891 Lloyds Register
Montrose Mesozoic 2161.000 2081.340 Lloyds Register
Lista Mesozoic 2161.000 2081.340 Lloyds Register
Balmoral Sandstone Cenozoic 2203.000 2118.202 Lloyds Register
Andrew Sandstone Cenozoic 2288.000 2190.092 Lloyds Register
Maureen Mesozoic 2429.000 2294.008 Lloyds Register
Maureen Reworked Unit Mesozoic 2440.000 2302.056 Lloyds Register
Chalk Mesozoic 2486.000 2336.056 Lloyds Register
Ekofisk Mesozoic 2486.000 2336.056 Lloyds Register
Tor Mesozoic 2547.000 2381.686 Lloyds Register
Mackerel Mesozoic 2610.000 2429.521 Lloyds Register
Old Red Sandstone 2638.000 2450.975 Lloyds Register
Old Red Palaeozoic 2638.000 2450.975 Lloyds Register
16/21a- 20Z Unknown 169.000 142.779 BGS LithoStrat Upper
Nordland Cenozoic 1299.000 1272.723 BGS LithoStrat Upper
Hordaland Cenozoic 1509.000 1476.869 BGS LithoStrat Upper
Balder Cenozoic 2070.000 2005.237 BGS LithoStrat Upper
Sele Mesozoic 2108.000 2041.063 BGS LithoStrat Upper
Lista Mesozoic 2156.000 2086.299 BGS LithoStrat Upper
Andrew Cenozoic 2188.000 2116.525 BGS LithoStrat Upper
Maureen Mesozoic 2385.000 2293.148 BGS LithoStrat Upper
Ekofisk Mesozoic 2444.000 2340.153 BGS LithoStrat Upper
Tor Mesozoic 2509.000 2387.102 BGS LithoStrat Upper
Flounder Mesozoic 2600.000 2434.201 BGS LithoStrat Upper
Flounder Mesozoic 2640.000 2449.833 BGS LithoStrat Upper

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
16/21a- 20 5 9 6 12 20 1 8 1 1 View
16/21a- 20Z 0 0 0 12 12 1 0 1 1 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/21a- 20 Oil shows OS Flounder Formation 2609.6976 -- 28 m thick
16/21a- 20 DST DST 1 -- 2637.7 2709.7 Label / Devonian
16/21a- 20 Oil shows OS Flounder Formation 2637.7392 -- 2 m thick
16/21a- 20Z DST DST 1 -- 2648.4 3657.6 Label / Devonian

Rock Samples (140)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/21a- 20 Cuttings 475.49 2822.45 -- -- wet samples .
16/21a- 20 Core #1 2216.51 2646.88 φ 24.3% (n=69) · Kh 471.1 mD (n=69) · Density 2.67 (n=69) · CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING; RUBBLE - NO ANALYSIS; SHALE - NO ANALYSIS .
16/21a- 20 ↳ Plug 02 2216.81 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 03 2217.115 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 04 2217.42 -- φ 24.6% · Kh 1371.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 05 2217.725 -- φ 27.3% · Kh 1415.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 06 2218.03 -- φ 26.5% · Kh 1134.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 07 2218.334 -- φ 26.5% · Kh 1107.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 08 2218.639 -- φ 26.2% · Kh 841.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 09 2218.944 -- φ 25.5% · Kh 529.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 10 2219.249 -- φ 24.6% · Kh 493.0 mD · Density 2.72 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 11 2219.554 -- φ 27.1% · Kh 1002.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 12 2219.858 -- φ 26.0% · Kh 928.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 13 2220.163 -- φ 25.7% · Kh 795.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 14 2220.468 -- φ 25.3% · Kh 800.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 15 2220.773 -- φ 28.2% · Kh 659.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 16 2221.078 -- φ 24.4% · Kh 563.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 17 2221.382 -- φ 23.4% · Kh 517.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 18 2221.687 -- φ 22.9% · Kh 511.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 19 2221.992 -- φ 23.2% · Kh 519.0 mD · Density 2.64 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 20 2222.297 -- φ 23.5% · Kh 474.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 21 2222.602 -- φ 23.3% · Kh 511.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 22 2222.906 -- φ 23.7% · Kh 524.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 23 2223.211 -- φ 24.1% · Kh 655.0 mD · Density 2.63 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 24 2223.516 -- φ 24.3% · Kh 653.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 25 2223.821 -- φ 24.7% · Kh 765.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 26 2224.126 -- φ 25.8% · Kh 587.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 27 2224.43 -- φ 25.6% · Kh 571.0 mD · Density 2.70 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 28 2224.735 -- φ 23.9% · Kh 467.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 29 2225.04 -- φ 20.9% · Kh 25.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 30 2225.345 -- φ 24.4% · Kh 222.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 31 2225.65 -- φ 24.5% · Kh 143.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 32 2225.954 -- φ 28.4% · Kh 717.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 33 2226.259 -- CORE LABORATORIES U.K. LTD RUBBLE - NO ANALYSIS --
16/21a- 20 ↳ Plug 34 2226.564 -- CORE LABORATORIES U.K. LTD RUBBLE - NO ANALYSIS --
16/21a- 20 ↳ Plug 35 2231.136 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 36 2231.441 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 ↳ Plug 37 2231.746 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 38 2232.05 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 39 2232.355 -- φ 26.7% · Kh 482.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 40 2232.66 -- φ 25.6% · Kh 500.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 41 2232.965 -- φ 25.3% · Kh 327.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 42 2233.27 -- φ 25.8% · Kh 436.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 43 2233.574 -- φ 24.0% · Kh 247.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 44 2233.879 -- φ 26.2% · Kh 445.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 45 2234.184 -- φ 24.9% · Kh 357.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 46 2234.489 -- φ 24.0% · Kh 235.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 47 2234.794 -- φ 23.8% · Kh 259.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 48 2235.098 -- φ 23.5% · Kh 243.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 49 2235.403 -- φ 26.0% · Kh 381.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 50 2235.708 -- φ 24.3% · Kh 219.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 51 2236.013 -- φ 23.6% · Kh 133.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 52 2236.318 -- φ 24.8% · Kh 312.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 53 2236.622 -- φ 25.3% · Kh 508.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 54 2236.927 -- φ 25.0% · Kh 430.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 55 2237.232 -- φ 25.8% · Kh 468.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 56 2237.537 -- φ 25.8% · Kh 439.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 57 2237.842 -- φ 24.6% · Kh 412.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 58 2238.146 -- φ 24.6% · Kh 396.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 59 2238.451 -- φ 25.1% · Kh 426.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 60 2238.756 -- φ 24.5% · Kh 314.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 61 2239.061 -- φ 23.6% · Kh 433.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 62 2239.366 -- φ 24.6% · Kh 495.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 63 2239.67 -- φ 24.1% · Kh 352.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 64 2239.975 -- φ 25.2% · Kh 626.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 65 2240.28 -- φ 23.6% · Kh 367.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 66 2240.585 -- φ 24.1% · Kh 248.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 67 2240.89 -- φ 23.9% · Kh 383.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 68 2241.194 -- φ 3.7% · Kh 0.2 mD · Density 2.70 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 69 2241.499 -- φ 23.4% · Kh 287.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 70 2241.804 -- φ 23.1% · Kh 186.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 71 2242.109 -- φ 22.5% · Kh 188.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 72 2242.414 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 ↳ Plug 73 2242.718 -- φ 22.4% · Kh 189.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 74 2243.023 -- φ 22.7% · Kh 177.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 75 2243.328 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 76 2243.633 -- φ 20.9% · Kh 159.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 77 2243.938 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 78 2244.242 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 ↳ Plug 79 2244.547 -- φ 24.6% · Kh 272.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 80 2244.852 -- φ 24.0% · Kh 259.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 81 2245.157 -- φ 22.5% · Kh 221.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 82 2245.462 -- φ 23.2% · Kh 197.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 83 2245.766 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 Core #2 2231.14 2653.59 φ 23.8% (n=40) · Kh 325.2 mD (n=40) · Density 2.68 (n=40) · CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING; SHALE - NO ANALYSIS .
16/21a- 20 ↳ Plug 36 2231.441 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 ↳ Plug 37 2231.746 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 38 2232.05 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 39 2232.355 -- φ 26.7% · Kh 482.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 40 2232.66 -- φ 25.6% · Kh 500.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 41 2232.965 -- φ 25.3% · Kh 327.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 42 2233.27 -- φ 25.8% · Kh 436.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 43 2233.574 -- φ 24.0% · Kh 247.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 44 2233.879 -- φ 26.2% · Kh 445.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 45 2234.184 -- φ 24.9% · Kh 357.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 46 2234.489 -- φ 24.0% · Kh 235.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 47 2234.794 -- φ 23.8% · Kh 259.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 48 2235.098 -- φ 23.5% · Kh 243.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 49 2235.403 -- φ 26.0% · Kh 381.0 mD · Density 2.65 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 50 2235.708 -- φ 24.3% · Kh 219.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 51 2236.013 -- φ 23.6% · Kh 133.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 52 2236.318 -- φ 24.8% · Kh 312.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 53 2236.622 -- φ 25.3% · Kh 508.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 54 2236.927 -- φ 25.0% · Kh 430.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 55 2237.232 -- φ 25.8% · Kh 468.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 56 2237.537 -- φ 25.8% · Kh 439.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 57 2237.842 -- φ 24.6% · Kh 412.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 58 2238.146 -- φ 24.6% · Kh 396.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 59 2238.451 -- φ 25.1% · Kh 426.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 60 2238.756 -- φ 24.5% · Kh 314.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 61 2239.061 -- φ 23.6% · Kh 433.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 62 2239.366 -- φ 24.6% · Kh 495.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 63 2239.67 -- φ 24.1% · Kh 352.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 64 2239.975 -- φ 25.2% · Kh 626.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 65 2240.28 -- φ 23.6% · Kh 367.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 66 2240.585 -- φ 24.1% · Kh 248.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 67 2240.89 -- φ 23.9% · Kh 383.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 68 2241.194 -- φ 3.7% · Kh 0.2 mD · Density 2.70 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 69 2241.499 -- φ 23.4% · Kh 287.0 mD · Density 2.66 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 70 2241.804 -- φ 23.1% · Kh 186.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 71 2242.109 -- φ 22.5% · Kh 188.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 72 2242.414 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 ↳ Plug 73 2242.718 -- φ 22.4% · Kh 189.0 mD · Density 2.69 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 74 2243.023 -- φ 22.7% · Kh 177.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 75 2243.328 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 76 2243.633 -- φ 20.9% · Kh 159.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 77 2243.938 -- CORE LABORATORIES U.K. LTD SHALE - NO ANALYSIS --
16/21a- 20 ↳ Plug 78 2244.242 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 ↳ Plug 79 2244.547 -- φ 24.6% · Kh 272.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 80 2244.852 -- φ 24.0% · Kh 259.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 81 2245.157 -- φ 22.5% · Kh 221.0 mD · Density 2.67 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 82 2245.462 -- φ 23.2% · Kh 197.0 mD · Density 2.68 · CORE LABORATORIES U.K. LTD -- --
16/21a- 20 ↳ Plug 83 2245.766 -- CORE LABORATORIES U.K. LTD PLUG DESTROYED DURING CLEANING --
16/21a- 20 Core #3 2663.34 2673.1 -- -- .
16/21a- 20 Core #4 2675.53 2681.94 -- -- .
16/21a- 20 Core #5 2693.82 2702.97 -- -- .
16/21a- 20 Core #6 2702.97 2712.11 -- -- .
16/21a- 20 Core #7 2712.11 2721.25 -- -- .
16/21a- 20 Core #8 2721.25 2730.4 -- -- .
16/21a- 20Z Cuttings 1335.02 3657.6 -- -- wet samples .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/21a- 20 151.3332061767578 2821.076416015625 15 0 2026-08-06 09:19:06.261902+00 View Log
16/21a- 20Z 1179.880859375 3643.4267578125 12 0 2026-08-06 09:19:14.838614+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/21a- 20
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2067.1536 2639.568 3757
bulk_density RHOB CGG Digital Well Logs 2066.3916 2820.1620000000003 4947
caliper CALI CGG Digital Well Logs 2066.3916 2820.0096000000003 4946
caliper CALS CGG Digital Well Logs 2634.0816 2821.0764 1228
comp_sonic DT CGG Digital Well Logs 1214.3232 2815.7424 10470
deep_resistivity ILD CGG Digital Well Logs 1215.39 2646.8832 9329
deep_resistivity RES_DEP OGA Batch Unzipped 168.24960000000002 2639.568 16212
deep_resistivity RD CGG Digital Well Logs 2634.996 2807.3604 1132
density_correction DENC OGA Batch Unzipped 2067.1536 2639.568 3757
density_correction DRHO CGG Digital Well Logs 2066.3916 2820.1620000000003 4947
gamma_ray GRD CGG Digital Well Logs 2066.5440000000003 2812.6944000000003 4897
gamma_ray GR CGG Digital Well Logs 151.3332 2812.6944000000003 17464
gamma_ray CGR CGG Digital Well Logs 2066.5440000000003 2812.542 4896
med_resistivity RES_MED OGA Batch Unzipped 168.24960000000002 2639.568 16212
med_resistivity ILM CGG Digital Well Logs 1215.2376000000002 2646.8832 9336
micro_resistivity RMLL CGG Digital Well Logs 2634.3864000000003 2821.0764 1226
micro_resistivity RES_MIC OGA Batch Unzipped 1555.0896 2639.568 7117
neutron_por NEU OGA Batch Unzipped 2067.1536 2639.568 3757
neutron_por NPHI CGG Digital Well Logs 2066.3916 2814.2184 4908
pef PEF CGG Digital Well Logs 2066.3916 2820.0096000000003 4946
porosity PHIE OGA Batch Unzipped 2161.032 2426.208 1741
potassium POTA CGG Digital Well Logs 2066.5440000000003 2630.2716 3700
potassium K CGG Digital Well Logs 2622.804 2812.0848 1243
shallow_resistivity RES_SLW OGA Batch Unzipped 168.24960000000002 2639.568 16211
shallow_resistivity RS CGG Digital Well Logs 2634.996 2807.3604 1132
sp SP CGG Digital Well Logs 2634.0816 2797.1496 1071
thorium THOR CGG Digital Well Logs 2066.5440000000003 2812.6944000000003 4897
uranium URAN CGG Digital Well Logs 2066.5440000000003 2812.542 4896
vshale VCLAY OGA Batch Unzipped 2161.032 2426.208 1741
water_sat SW OGA Batch Unzipped 2161.032 2426.208 1741
16/21a- 20Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2609.3928 3624.9864000000002 6664
bulk_density RHOB CGG Digital Well Logs 2651.6076000000003 3618.1284 6343
caliper CALI OGA Batch Unzipped 1180.4904000000001 3624.9864000000002 15905
caliper CALS CGG Digital Well Logs 1216.914 3618.4332000000004 15686
comp_sonic DT CGG Digital Well Logs 1217.9808 3571.6464 15039
deep_resistivity ILD CGG Digital Well Logs 1217.3712 2653.8936000000003 9427
deep_resistivity RES_DEP OGA Batch Unzipped 1180.4904000000001 3643.4268 16147
density_correction DRHO CGG Digital Well Logs 2651.6076000000003 3618.1284 6343
density_correction DENC OGA Batch Unzipped 2609.3928 3624.9864000000002 6664
gamma_ray GR CGG Digital Well Logs 1179.8808000000001 3633.0636000000004 16098
gamma_ray GRD CGG Digital Well Logs 2618.3844 3632.9112 6658
med_resistivity ILM CGG Digital Well Logs 1217.3712 2654.9604 9434
med_resistivity PSR CGG Digital Well Logs 2648.4072 3635.8068000000003 6480
med_resistivity RES_MED OGA Batch Unzipped 1180.4904000000001 2665.1712 9743
med_resistivity ATR CGG Digital Well Logs 2648.5596 3635.8068000000003 6479
micro_resistivity RES_MIC OGA Batch Unzipped 1180.4904000000001 2647.6452 9628
neutron_por NEU OGA Batch Unzipped 2607.2592 3622.8528 6663
neutron_por TNPH CGG Digital Well Logs 2649.474 3615.9948000000004 6343
pef PEF CGG Digital Well Logs 2651.4552000000003 3618.1284 6344
shallow_resistivity RES_SLW OGA Batch Unzipped 1180.4904000000001 3643.4268 16156
sp SP OGA Batch Unzipped 1180.4904000000001 2647.7976000000003 9629

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/21a- 20 105 2827.020 2596.293 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_16\16_21a- 20\WELL_PATH\WDD_QC\16_21a-_20R01_wdd_WDD_FILE_222908484_DATACO_MAPPED.csv
16/21a- 20Z 255 3657.295 2475.658 D:\BigSpatial\nsta_raw\CGG_Deviation\16-21a-20Z 16010p_CGG-Deviation.xlsx

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