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WELL DATA SUMMARY SHEETS
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WELL: JENS-1
Contents
Technical and administrative data
| Location
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Offshore
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| Longitude
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04°32'17''.29
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| Latitude
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55°42'48''.62
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| UTM Zone
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31
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| UTM Easting (x)
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596639.1 (m)
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| UTM Northing (y)
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6175402.0 (m)
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| Well block no.
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5504/11-2
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| Reference point
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KB 119 ft above MSL
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| Water depth
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125 ft below MSL
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| TD log
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14671 ft below KB
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| TD drill
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14666 ft below KB
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| The well is
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Vertical
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| Structure:
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Jens
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| Spudded
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24/03-1982.
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| Completed
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23/09-1982
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| Spud classification
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Exploration
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| Status (completion)
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Plugged and abandoned
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| License
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Duc Eneret 1962 A-Sv
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| Operator
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Chevron
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| Contractor
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Dyvi Offshore
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| Rig
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Dyvi Beta
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Casing
| top depth | shoe depth | diameter |
| ft. | m. | ft. | m. | inch | inch (decim) |
| 252.0
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76.8
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346.1
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105.5
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42"
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42.000
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| 255.9
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78.0
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1595.1
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486.2
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20"
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20.000
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| 272.0
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82.9
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4237.9
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1291.7
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13 3/8"
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13.375
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| 272.0
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82.9
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9960.0
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3035.8
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9 5/8"
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9.625
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| 9418.0
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2870.6
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12198.2
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3718.0
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7" LINER
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7.000
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Lithostratigraphy (Groups)
| Top | Bottom | Unit |
| ft. below ref. level | |
| 244.1
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7808.9
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Post Chalk Group
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| 7808.8
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8703.8
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Chalk Group
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| 8703.8
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9477.8
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Cromer Knoll Group
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| 9477.9
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14344.7
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Jurassic units
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| 13609.7
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13795.7
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Central Graben Group
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| 14344.8
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14665.7
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Triassic units
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Chronostratigraphy (Periods)
| Top | Bottom | Unit |
| ft. below ref. level | |
| 243
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2161
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Quaternary
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| 2161
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8087
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Tertiary
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| 8087
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9478
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Cretaceous
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| 9478
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14345
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Jurassic
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| 14345
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14672
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Triassic
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Samples
Cores
| core | top | bottom | recovery |
| no. | ft. below ref. level | |
| 1
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9947.00
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9977.00
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26.7
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| 2
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14648.00
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14666.00
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100.0
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Cuttings
| from | to | distance |
| ft. below ref. level | bt cuttings |
| 360.00
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5490.00
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30.00
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| 5490.00
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6990.00
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20.00
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| 6990.00
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14640.00
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10.00
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| 14640.00
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14648.00
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8.00
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Sidewall Cores
105 samples recovered from interval 4310 - 14460 ft. below ref. level
Well Tests
| Top
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Bottom
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Test type
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| ft. below ref. level
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| 8923
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8957
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6
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| 8923
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8957
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7
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| 8943
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8970
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7
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| 9277
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9287
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5
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| 9307
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9318
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5
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| 9900
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9960
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1
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| 10970
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11120
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4
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| 11328
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11510
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3
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| 11730
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11853
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2B
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| 11980
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12000
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2A
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| 11980
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12000
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2B
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| 12035
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12060
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2B
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| 12035
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12060
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2A
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Available well logs
Company: Schlumberger
| File no. | Log type, interval, suite no, run no, scale |
| 2833
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CBL-VDL-GR, 7800.00-9970.00ft, 1, 1:200
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| 2834
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CBL-VDL-GR (Under Pressure), 10600.00-12138.00ft, 2, 1:200
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| 2835
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CBL-VDL-GR-CCL, 10000.00-12138.00ft, 2, 1:200
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| 2832
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Cement Bond Log, 10000.00-12138.00ft, 3, 1:200
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| 2821
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Cyberdip, 4230.00-9983.00ft, 1
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| 2822
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Cyberdip, 9970.00-13750.00ft, 2
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| 2823
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Cyberlook, 7700.00-9980.00ft, 1, 1:200
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| 2815
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DIL-BHC-GR, 200.00-4268.00ft, 1, 1:200
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| 2816
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DIL-BHC-GR, 200.00-4268.00ft, 1, 1:1000
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| 2817
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DIL-BHC-GR, 9970.00-14541.00ft, 3, 1:200
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| 2818
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DIL-BHC-GR, 9970.00-14541.00ft, 3, 1:1000
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| 2819
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DIL-DDBHC-GR, 4230.00-9980.00ft, 2, 1:200
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| 2820
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DIL-DDBHC-GR, 4230.00-9980.00ft, 2, 1:1000
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| 2843
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DLL-GR, 9970.00-14460.00ft, 3, 1:200
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| 2844
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DLL-GR, 9970.00-14460.00ft, 3, 1:1000
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| 2845
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DLL-MSFL-GR, 4230.00-9983.00ft, 1, 1:200
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| 2846
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DLL-MSFL-GR, 4230.00-9983.00ft, 1, 1:1000
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| 2847
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DLL-MSFL-GR, 9790.00-14631.00ft, 2, 1:200
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| 2848
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DLL-MSFL-GR, 9790.00-14631.00ft, 2, 1:1000
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| 2850
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Dipmeter Dip and Azimuth Display (All Picks), 4312.00-13720.00ft, 1:200
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| 2849
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Dipmeter Dip and Azimuth Display (Selective Fitting), 4320.00-13720.00ft, 1:200
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| 2851
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Dipmeter Quality Control Plot (File 1), 5902.00-9979.90ft, 1:200
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| 2852
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Dipmeter Quality Control Plot (File 1), 5902.00-9979.90ft, 1:500
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| 2853
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Dipmeter Quality Control Plot (File 2), 5148.00-5985.00ft, 1:200
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| 2854
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Dipmeter Quality Control Plot (File 2), 5148.00-5985.00ft, 1:500
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| 2855
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Dipmeter Quality Control Plot (File 3), 4240.00-5185.00ft, 1:200
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| 2856
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Dipmeter Quality Control Plot (File 3), 4240.00-5185.00ft, 1:500
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| 2842
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EPT-PCD Playback, 9970.00-11818.00ft, 1, 1:200
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| 2814
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EPT-PCD Playback, 9970.00-11848.00ft, 1, 1:200
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| 2826
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FDC-CNL-GR, 4230.00-9982.00ft, 1, 1:200
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| 2827
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FDC-CNL-GR, 4230.00-9982.00ft, 1, 1:1000
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| 2828
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FDC-CNL-GR, 9970.00-12150.00ft, 2, 1:200
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| 2829
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FDC-CNL-GR, 9970.00-12150.00ft, 2, 1:1000
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| 2836
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HDT, 4230.00-9982.00ft, 1, 1:200
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| 2837
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HDT, 9970.00-13750.00ft, 2, 1:200
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| 2830
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LDT-CNL-GR, 13100.00-14669.00ft, 2, 1:200
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| 2831
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LDT-CNL-GR, 13100.00-14669.00ft, 2, 1:1000
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| 2840
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NGT Playback, 9970.00-11828.00ft, 1, 1:200
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| 2841
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PCD-EPT-NGT, 9970.00-11818.00ft, 1, 1:200
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| 2861
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PCD-EPT-NGT, 9970.00-11818.00ft, 2, 1:1000
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| 2824
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RFT-GR, 7838.00-9955.00ft, 1
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| 2825
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RFT-GR, 9998.00-13791.00ft, 2
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| 2838
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Well Projection Plots (10.000 Ft.), 4230.00-9980.00ft, 1
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| 2839
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Well Projection Plots (13.750 Ft.), 9970.00-13750.00f, 2
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Available Reports
| File no. | Author, company, title, publication date |
| 9380
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CHEVRON : Completion Report, January 1983.
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| 9381
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PALEOSEVICES : Stratigraphical Paleontological Final report - Depth interval: 330'-14666', September 1982.
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| 9385
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CORE LAB. : Water Analysis - Production Test no. 2, September 1982.
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| 9390
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CHEVRON : Daily Well Log - Lithologic Description - Operational Summary - Depth: 7800'-14400', June 1982.
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| 9391
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PETROLEUM TESTING SERVICE : Viscosity and Gravity Data - Samples from DST no.7, and DST 2B, October 1982.
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| 9394
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CHEVRON : Well Test Analyses - Preliminary Report - Test no. 1, 2, 3, 4, and 6B, December 1982.
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| 9396
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EXLOG : Final Well Report, September 1982.
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| 9397
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EXPRO : Partial PVT Analysis - Production test no. 1, 2B, and 6, February 1983.
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| 9398
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SPERRY SUN : Pressure Survey Report - Test no. 1, run no. 1 - Perforations: 9900'-9660', July 1982.
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| 9399
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SPERRY SUN : Pressure Survey Report - Test no. 1, run no. 2 - Perforations: 9900'-9960', July 1982.
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| 9400
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SPERRY SUN : Pressure Survey Report -Test no. 1, run no. 3 - Perforations: 9900'-9960', July 1982.
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| 9401
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SPERRY SUN : Pressure Survey Report - Test no. 7, run no. 1 - Perforations: 8844'-8870', 8924'-8957', September 1982.
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| 9403
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EXPRO : Operations report - Production test no. 5 - Perforations: 9278'-9287' and 9308'-9318', September 1982.
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| 9404
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EXPRO : Operations report - Production test no. 6B - Perforations: 8844'-8870' and 8924'-8957', September 1982.
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| 9405
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EXPRO : Operations report - Production test no. 2 - Perforations: 1260'-12040' and 11980'-12000', August 1982.
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| 9406
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EXPRO : Operations report - Production test no. 3 - Perforations: 11328'-11510', August 1982.
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| 9407
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EXPRO : Operations report - Production test no. 4 - Perforations: 10970'-11120', August 1982.
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| 9408
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EXPRO : Operations report - Production test no. 6 - Perforations: 8924'-8957', September 1982.
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| 9409
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EXPRO : Operations report - Production test no. 1 - Perforations: 9900'-9960' - Period: 4th to 15th july, 1982, July 1982.
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| 9410
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CHEVRON : Well course Plot - Directional survey computed from dipmeter, August 1982.
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| 9411
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SEISMOGRAPH SERVICE LTD. : Well Velocity Survey, June 1982.
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