Well Data Manager / Well Summary / 30/07a- 1

30/07a- 1

Decommissioned

Well Header

Well No
30/07a- 1
NSTA DEN No
1627
Well Name
--
Drill Seq No
1
Quadrant / Block
30 / 7 a
Surface Location
56.698727, 2.254929
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
CHRYSAOR PETROLEUM COMPANY U.K. LIMITED
Original Operator
--
Sub Area Operator
CHRYSAOR PETROLEUM COMPANY U.K. LIMITED
Licence No
P32
Licence Type
Production
Spud Date
1980-12-15
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

30/07a- 1 Original
Abandoned Phase 3 View Log Interpreted Data 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)
30.175
Ground Elev (m)
--
Water Depth (m)
81.69
TD MD (m)
4151.380
TD TVDSS (m)
4118.620
TD Datum Depth (m)
30.175
TD Datum Type
Kelly Bushing
Spud Date
1980-12-15
TD Reached
1981-05-15
Completion Date
1981-05-17
Release Date
1985-05-17

Formation Tops (21)

Wellbore Formation Era MD (m) TVDSS (m) Provider
30/07a- 1 Stronsay Cenozoic 2575.000 2543.268 Lloyds Register
Horda Cenozoic 2575.000 2543.268 Lloyds Register
Moray Mesozoic 2778.000 2746.173 Lloyds Register
Balder Cenozoic 2778.000 2746.173 Lloyds Register
Balder Tuff Cenozoic 2778.000 2746.173 Lloyds Register
Sele Mesozoic 2795.000 2763.169 Lloyds Register
Montrose Mesozoic 2865.000 2833.157 Lloyds Register
Lista Mesozoic 2865.000 2833.157 Lloyds Register
Balmoral Sandstone Cenozoic 2865.000 2833.157 Lloyds Register
Maureen Mesozoic 2949.000 2917.150 Lloyds Register
Chalk Mesozoic 3000.000 2968.146 Lloyds Register
Ekofisk Mesozoic 3000.000 2968.146 Lloyds Register
Upper Cretaceous Chalk Mesozoic 3072.000 3040.135 Lloyds Register
Cromer Knoll Mesozoic 3734.000 3701.674 Lloyds Register
Lower Cretaceous Undifferentiated Mesozoic 3734.000 3701.674 Lloyds Register
Humber Mesozoic 3897.000 3864.509 Lloyds Register
Kimmeridge Clay 3897.000 3864.509 Lloyds Register
Heron Palaeozoic 3964.000 3931.441 Lloyds Register
Skagerrak Mesozoic 3964.000 3931.441 Lloyds Register
Zechstein Palaeozoic 3979.000 3946.426 Lloyds Register
Shearwater Salt 3979.000 3946.426 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
30/07a- 1 8 11 2 21 21 8 1 1 8 View

Hydrocarbon Occurrence (16)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
30/07a- 1 Oil shows OS Sele Formation 2798.0640000000003 -- 66 m thick
30/07a- 1 Mixed shows OGS Lista Formation 2864.5104 -- 84 m thick
30/07a- 1 DST DST 9 -- 2871.8 2924.6 Label / Balmoral
30/07a- 1 DST DST 8 -- 2948.6 2973.0 Label / Maureen
30/07a- 1 Oil shows OS Maureen Formation 2948.94 -- 37 m thick
30/07a- 1 Oil shows OS DANL 2985.516 -- 15 m thick
30/07a- 1 Mixed shows OGS Ekofisk Formation 3000.4512 -- 71 m thick
30/07a- 1 DST DST 7 -- 3009.0 3022.4 Not used for labelling, multiple DSTs in same play / Upper Cretaceous
30/07a- 1 Mixed shows OGS Tor Formation 3071.7744000000002 -- 181 m thick
30/07a- 1 DST DST 6 -- 3074.2 3112.6 Not used for labelling, multiple DSTs in same play / Upper Cretaceous
30/07a- 1 DST DST 5C -- 3074.5 3083.7 Label / Upper Cretaceous
30/07a- 1 DST DST 4 -- 3093.1 3103.2 Not used for labelling, multiple DSTs in same play / Upper Cretaceous
30/07a- 1 Oil shows OS Hod Formation [Norwegian Classification - reserved for possible future use] 3252.5208000000002 -- 237 m thick
30/07a- 1 DST DST 2B -- 3430.2 3438.1 Not used for labelling, multiple DSTs in same play / Upper Cretaceous
30/07a- 1 Oil shows OS Hod Formation [Norwegian Classification - reserved for possible future use] 3489.96 -- 238 m thick
30/07a- 1 DST DST 1B -- 3528.4 3555.8 Not used for labelling, multiple DSTs in same play / Upper Cretaceous

Rock Samples (32)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
30/07a- 1 Cuttings 1836.42 4148.33 -- -- .
30/07a- 1 Core #1 3611.88 3621.02 φ 8.0% (n=26) · Kh 0.6 mD (n=23) · Kv 0.0 mD (n=20) · So 4.6% (n=27) · Sw 76.0% (n=27) · Density 2.69 (n=26) · FSP 3.4 (n=27) · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT; LS, CRM, CALCLUT, ARG LAM; LS, CRM, CALCLUT, ARG LAM, SL ARG W/ CALC XLS; LS, CRM, CALCLUT. W/ HORIZ FRAC, SL ARG; LS, GY, CALCAR, MICA; LS, GY, CALCAR, MICA, W/ARG LAM; LS, GY, CALCLUT, CALC XLS; LS, GY, CALCLUT, CALC XLS, W/OCC FRAC; LS, GY, CALCLUT, CALC XLS, W/OCC FRAC SL ARG; LS, GY, CALCLUT, CALC XLS, W/OCC FRAC SL ARG, W OCC HORIZ FRAC; LS, GY, CALCLUT, FRAC, ARG; LS, GY, CALCLUT, FRAC, ARG, FRAC, SL ARG; LS, GY, CALCLUT, W/ SPAR; LS, GY, CALCLUT, W/ SPAR. W/ OCC FRAC, ARG LAM; LS, WH, CALCLUT, SL ARG; PRESERVED SAMPLE .
30/07a- 1 ↳ Plug 01 3612.032 -- φ 5.2% · Kh 0.1 mD · Kv 0.0 mD · So 0.0% · Sw 72.7% · Density 2.68 · FSP 2.2 · CORE LABORATORIES U.K. LTD. LS, GY, CALCAR, MICA --
30/07a- 1 ↳ Plug 02 3612.337 -- φ 3.7% · Kh 0.1 mD · So 0.0% · Sw 72.7% · Density 2.67 · FSP 2.2 · CORE LABORATORIES U.K. LTD. LS, GY, CALCAR, MICA, W/ARG LAM --
30/07a- 1 ↳ Plug 03 3612.642 -- φ 3.7% · Kh 0.0 mD · So 0.0% · Sw 62.5% · Density 2.67 · FSP 3.2 · CORE LABORATORIES U.K. LTD. LS, WH, CALCLUT, SL ARG --
30/07a- 1 ↳ Plug 04 3612.947 -- φ 7.3% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 88.5% · Density 2.68 · FSP 2.6 · CORE LABORATORIES U.K. LTD. LS, WH, CALCLUT, SL ARG --
30/07a- 1 ↳ Plug 05 3613.252 -- φ 9.5% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 93.6% · Density 2.66 · FSP 2.2 · CORE LABORATORIES U.K. LTD. LS, WH, CALCLUT, SL ARG --
30/07a- 1 ↳ Plug 06 3613.556 -- φ 12.8% · Kh 0.1 mD · Kv 0.1 mD · So 57.6% · Sw 27.6% · Density 2.66 · FSP 6.6 · CORE LABORATORIES U.K. LTD. LS, WH, CALCLUT, SL ARG --
30/07a- 1 ↳ Plug 07 3613.861 -- CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE --
30/07a- 1 ↳ Plug 08 3614.166 -- φ 7.1% · Kv 0.0 mD · So 67.5% · Sw 26.5% · Density 2.70 · FSP 8.0 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT, ARG LAM --
30/07a- 1 ↳ Plug 09 3614.471 -- φ 7.3% · So 0.0% · Sw 90.0% · Density 2.70 · FSP 2.7 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT, ARG LAM --
30/07a- 1 ↳ Plug 10 3614.776 -- φ 6.9% · Kv 0.0 mD · So 0.0% · Sw 88.9% · Density 2.69 · FSP 3.8 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT, ARG LAM --
30/07a- 1 ↳ Plug 11 3615.08 -- φ 5.5% · Kh 0.1 mD · Kv 0.0 mD · So 0.0% · Sw 70.0% · Density 2.68 · FSP 1.7 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT, ARG LAM, SL ARG W/ CALC XLS --
30/07a- 1 ↳ Plug 12 3615.385 -- CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE --
30/07a- 1 ↳ Plug 13 3615.69 -- φ 8.5% · Kh 2.4 mD · So 0.0% · Sw 62.5% · Density 2.69 · FSP 1.6 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, FRAC, ARG --
30/07a- 1 ↳ Plug 14 3615.995 -- φ 8.0% · Kh 2.7 mD · Kv 0.0 mD · So 0.0% · Sw 90.9% · Density 2.70 · FSP 3.4 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, FRAC, ARG, FRAC, SL ARG --
30/07a- 1 ↳ Plug 15 3616.3 -- φ 8.1% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 80.0% · Density 2.68 · FSP 2.7 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, CALC XLS --
30/07a- 1 ↳ Plug 16 3616.604 -- φ 11.2% · Kh 0.3 mD · Kv 0.0 mD · So 0.0% · Sw 84.7% · Density 2.69 · FSP 3.0 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, CALC XLS, W/OCC FRAC --
30/07a- 1 ↳ Plug 17 3616.909 -- φ 9.6% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 76.5% · Density 2.68 · FSP 2.0 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, CALC XLS, W/OCC FRAC SL ARG --
30/07a- 1 ↳ Plug 18 3617.214 -- φ 10.2% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 93.3% · Density 2.70 · FSP 3.3 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, CALC XLS, W/OCC FRAC SL ARG --
30/07a- 1 ↳ Plug 19 3617.519 -- φ 9.6% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 58.3% · Density 2.69 · FSP 1.8 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, CALC XLS, W/OCC FRAC SL ARG --
30/07a- 1 ↳ Plug 20 3617.824 -- φ 11.0% · Kh 5.2 mD · Kv 0.0 mD · So 0.0% · Sw 61.3% · Density 2.70 · FSP 1.5 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, CALC XLS, W/OCC FRAC SL ARG, W OCC HORIZ FRAC --
30/07a- 1 ↳ Plug 21 3618.128 -- φ 11.7% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 92.5% · Density 2.70 · FSP 5.7 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, W/ SPAR --
30/07a- 1 ↳ Plug 22 3618.433 -- φ 6.6% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 88.0% · Density 2.69 · FSP 4.6 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, W/ SPAR --
30/07a- 1 ↳ Plug 23 3618.738 -- φ 11.2% · Kh 1.9 mD · So 0.0% · Sw 92.5% · Density 2.71 · FSP 6.7 · CORE LABORATORIES U.K. LTD. LS, GY, CALCLUT, W/ SPAR. W/ OCC FRAC, ARG LAM --
30/07a- 1 ↳ Plug 24 3619.043 -- CORE LABORATORIES U.K. LTD. PRESERVED SAMPLE --
30/07a- 1 ↳ Plug 25 3619.348 -- φ 10.8% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 69.3% · Density 2.69 · FSP 5.4 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT --
30/07a- 1 ↳ Plug 26 3619.652 -- So 0.0% · Sw 89.1% · FSP 6.5 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT --
30/07a- 1 ↳ Plug 27 3619.957 -- φ 7.1% · Kh 0.0 mD · So 0.0% · Sw 83.7% · Density 2.70 · FSP 3.0 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT --
30/07a- 1 ↳ Plug 28 3620.262 -- φ 4.7% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 80.5% · Density 2.69 · FSP 2.0 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT --
30/07a- 1 ↳ Plug 29 3620.567 -- φ 4.8% · Kh 0.0 mD · Kv 0.0 mD · So 0.0% · Sw 77.9% · Density 2.69 · FSP 1.4 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT --
30/07a- 1 ↳ Plug 30 3620.872 -- φ 6.7% · Kh 0.3 mD · Kv 0.0 mD · So 0.0% · Sw 78.1% · Density 2.71 · FSP 2.6 · CORE LABORATORIES U.K. LTD. LS, CRM, CALCLUT. W/ HORIZ FRAC, SL ARG --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
30/07a- 1 30.479999542236328 4142.689453125 11 0 2026-08-06 18:29:59.487563+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
30/07a- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN CGG Digital Well Logs 1826.6664 4142.6892 15198
caliper CAL CGG Digital Well Logs 610.3620000000001 4142.3844 22908
caliper CALI CGG Digital Well Logs 1829.2572 4142.5368 15180
comp_sonic AC CGG Digital Well Logs 610.3620000000001 4130.3448 22904
deep_resistivity RILD CGG Digital Well Logs 610.9716000000001 4137.66 22980
deep_resistivity RD CGG Digital Well Logs 1827.4284 4004.1576 14284
density_correction CORR CGG Digital Well Logs 1827.276 4142.6892 15194
gamma_ray GRL CGG Digital Well Logs 1808.988 3991.9656 14325
gamma_ray GR CGG Digital Well Logs 30.48 4127.4492 26884
gamma_ray GRD CGG Digital Well Logs 1817.6748 3664.1532 12117
med_resistivity RILM CGG Digital Well Logs 610.8192 4137.964800000001 22985
micro_resistivity RMLL CGG Digital Well Logs 1826.9712000000002 3667.6584000000003 12079
neutron_por CN CGG Digital Well Logs 1826.6664 4139.6412 14893
shallow_resistivity RFOC CGG Digital Well Logs 610.9716000000001 4140.7080000000005 23012
shallow_resistivity RS CGG Digital Well Logs 1827.4284 4004.1576 14284
sp SP CGG Digital Well Logs 610.5144 4139.4888 22980

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
30/07a- 1 122 4151.376 4118.627 D:\BigSpatial\nsta_raw\CGG_Deviation\30-7a-1 1231fx_CGG-Deviation.xlsx

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