{
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  "LayerName" : "Wellbore - History",
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    "wlbNpdidWellbore" : 483,
    "wlbName" : "34/10-24",
    "wlbHistory" : "\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cb\u003e\u003cspan lang=EN-GB\u003eGeneral\u003c/span\u003e\u003c/b\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eWell 34/10-24 was drilled to test\r\npossible shallow gas accumulation in sandstones at the location for the\r\nGullfaks A platform. The targets were several sand layers of Pliocene age between\r\n313 m and 600 m. Gas had been indicated on seismic anomalies and logs from\r\nother wells in the same field.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cb\u003e\u003cspan lang=EN-GB\u003eOperations and results\u003c/span\u003e\u003c/b\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eWell 34/10-22 was spudded with the\r\nsemi-submersible installation Deepsea Bergen on 28 June 1985 and drilled to TD\r\nat 600 m in Pliocene sediments in the Nordland Group. No significant problem\r\nwas encountered in the operations. The well was drilled with water based mud.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eTop Pliocene was encountered at 285 m. The\r\nwell encountered sand layers at 334.5 to 337.5 m, 346 to 347 m, and at 436 to\r\n441 m. The sand at 334.5 to 337.5 m was gas bearing. According to previous log\r\ncorrelations, the well should have run into rocks of Miocene age. But\r\nbiostratigraphical investigations proved only fauna of Pleistocene and\r\nPliocene, age.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eNo cores were cut and no wire line fluid\r\nsamples were taken. Cuttings samples were collected every 5 m from 230 m to TD.\r\nA full set of conventional logs where run. Maximum bottom hole temperature on\r\nwire line, measured 4 hours after circulation was 29.2 deg C.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eThe well was permanently abandoned on 5 August\r\n1985.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cb\u003e\u003cspan lang=EN-GB\u003eTesting\u003c/span\u003e\u003c/b\u003e\u003cspan lang=EN-GB\u003e \u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eOne DST test was performed in the\r\ninterval 334.5 to 336 m in order to bleed of the gas down to less than\r\nhydrostatic pressure. The sand was acid treated and gravel packed and over a ca\r\none week period the well flowed 56 -71 Sm3 gas/day through two paral",
    "wlbHistoryDateUpdated" : "2026-02-24T00:00:00"
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}