Well Data Manager / Well Summary / 49/21- 7

49/21- 7

Decommissioned

Well Header

Well No
49/21- 7
NSTA DEN No
5435
Well Name
--
Drill Seq No
7
Quadrant / Block
49 / 21
Surface Location
53.224656, 2.060351
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
CHRYSAOR PRODUCTION (U.K.) LIMITED
Original Operator
--
Sub Area Operator
CHRYSAOR PRODUCTION (U.K.) LIMITED
Licence No
P39
Licence Type
Production
Spud Date
1995-02-03
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

49/21- 7 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Gas Well
Dev Type
--
Convention
--
Primary Target
G
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
36.576
Ground Elev (m)
--
Water Depth (m)
29.26
TD MD (m)
2499.360
TD TVDSS (m)
2461.520
TD Datum Depth (m)
36.576
TD Datum Type
Kelly Bushing
Spud Date
1995-02-03
TD Reached
1995-03-03
Completion Date
1995-03-22
Release Date
1999-03-22

Formation Tops (55)

Wellbore Formation Era MD (m) TVDSS (m) Provider
49/21- 7 Unknown 66.000 29.424 BGS LithoStrat Upper
Haisborough Mesozoic 161.000 124.424 BGS LithoStrat Upper
Keuper Anhydrite Member Mesozoic 161.000 124.424 BGS LithoStrat Upper
Triton Anhydrite Mesozoic 287.000 250.414 BGS LithoStrat Upper
Dudgeon Saliferous 354.000 317.408 BGS LithoStrat Upper
Keuper Halite Member Mesozoic 354.000 317.408 BGS LithoStrat Upper
Dudgeon Saliferous 546.000 509.391 BGS LithoStrat Upper
Dowsing Dolomite 704.000 667.376 BGS LithoStrat Upper
Dowsing Dolomite 704.000 667.376 BGS LithoStrat Upper
Muschelkalk Halite Member Mesozoic 777.000 740.371 BGS LithoStrat Upper
Dowsing Dolomite 840.000 803.367 BGS LithoStrat Upper
Dowsing Dolomite 923.000 886.363 BGS LithoStrat Upper
Rot Halite Member 998.000 961.361 BGS LithoStrat Upper
Solling Claystone Member Cenozoic 1024.000 987.359 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1033.000 996.359 BGS LithoStrat Upper
Bacton Mesozoic 1033.000 996.359 BGS LithoStrat Upper
Bunter Shale Mesozoic 1389.000 1352.339 BGS LithoStrat Upper
Bunter Shale Mesozoic 1389.000 1352.339 BGS LithoStrat Upper
Brockelschiefer Member 1676.000 1639.325 BGS LithoStrat Upper
Aller Halite Palaeozoic 1707.000 1670.323 BGS LithoStrat Upper
Aller Evaporite Palaeozoic 1707.000 1670.323 BGS LithoStrat Upper
Roter Salzton Palaeozoic 1779.000 1742.319 BGS LithoStrat Upper
Roter Salzton Palaeozoic 1779.000 1742.319 BGS LithoStrat Upper
Leine Formation 1780.000 1743.319 BGS LithoStrat Upper
Leine Halite Member Palaeozoic 1780.000 1743.319 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 1835.000 1798.314 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 1835.000 1798.314 BGS LithoStrat Upper
Plattendolomit Palaeozoic 1839.000 1802.314 BGS LithoStrat Upper
Plattendolomit Palaeozoic 1839.000 1802.314 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 1896.000 1859.306 BGS LithoStrat Upper
Grauer Salzton Palaeozoic 1896.000 1859.306 BGS LithoStrat Upper
Deckanhydrit 1897.000 1860.306 BGS LithoStrat Upper
Deckanhydrit 1897.000 1860.306 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 1899.000 1862.306 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 1899.000 1862.306 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 1931.000 1894.300 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 1931.000 1894.300 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 1939.000 1902.299 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 1939.000 1902.299 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 1991.000 1954.290 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 1991.000 1954.290 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 2181.000 2144.086 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 2181.000 2144.086 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 2185.000 2148.080 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 2185.000 2148.080 BGS LithoStrat Upper
Leman Sandstone Zone A 2187.000 2150.077 BGS LithoStrat Upper
Leman Sandstone Zone A 2187.000 2150.077 BGS LithoStrat Upper
Leman Sandstone Zone B 2226.000 2189.018 BGS LithoStrat Upper
Leman Sandstone Zone B 2226.000 2189.018 BGS LithoStrat Upper
Leman Sandstone Zone C 2266.000 2228.957 BGS LithoStrat Upper
Leman Sandstone Zone C 2266.000 2228.957 BGS LithoStrat Upper
Leman Sandstone Zone C 2289.000 2251.922 BGS LithoStrat Upper
Leman Sandstone Zone D 2349.000 2311.830 BGS LithoStrat Upper
Leman Sandstone Zone D 2349.000 2311.830 BGS LithoStrat Upper
Unknown 2422.000 2384.550 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
49/21- 7 4 5 0 33 55 1 0 1 1 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
49/21- 7 Gas GW Leman Sandstone Formation 2187.2448 -- 39 m thick
49/21- 7 DST DST 1 -- 2187.3 2283.0 Label / Rotliegend
49/21- 7 Gas GW Leman Sandstone Formation 2226.2592 -- 40 m thick
49/21- 7 Gas GW Leman Sandstone Formation 2266.188 -- 23 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
49/21- 7 Cuttings 932.69 2499.36 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
49/21- 7 61.11240005493164 2492.349609375 8 0 2026-08-06 18:51:11.872043+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
49/21- 7
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DNLS CGG Digital Well Logs 2064.7152 2476.9572000000003 2706
caliper CAL CGG Digital Well Logs 916.3812 2476.9572000000003 10200
comp_sonic AC CGG Digital Well Logs 916.3812 2492.3496 10244
deep_resistivity RD CGG Digital Well Logs 916.2288000000001 2483.9676 8066
gamma_ray GR CGG Digital Well Logs 61.1124 2470.0992 15808
neutron_por CNC CGG Digital Well Logs 2063.496 2471.6232 2679
pef PE CGG Digital Well Logs 2064.7152 2476.9572000000003 2706
shallow_resistivity RS CGG Digital Well Logs 916.2288000000001 2483.9676 8066

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
49/21- 7 75 2499.360 2461.526 D:\BigSpatial\nsta_raw\CGG_Deviation\49-21-7 22186n_CGG-Deviation.xlsx

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