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IRS/2022/1153/OCR

Notification details

Status Completed
First observed date 02 May 2022
First observed time 03:30
Organisation involved ITHACA ENERGY (UK) LIMITED
Installation Captain WPP'A'
Field CAPTAIN
Latitude 58° 18' 26.0'' N
Longitude 1° 46' 6.0'' W
Quadrant / block no. 13 / 22

Breach details

Related to a breach where an OCR permit is in place Yes
Breached conditions 2. Permitted Chemicals The permit holder shall ensure that only chemicals detailed in the permit application are discharged in accordance with the conditions detailed in the permit.
Related either wholly or partially to use and/or discharge of a chemical(s) Yes

Chemical 1

Chemical product released Barite 4,1 D31
Total quantity of chemical used in excess of permitted quantity (kg) 5488
Total quantity of chemical released in excess of permitted quantity (kg) 5488

Chemical 2

Chemical product released Caustic Soda
Total quantity of chemical used in excess of permitted quantity (kg) 0.59
Total quantity of chemical released in excess of permitted quantity (kg) 0.59

Chemical 3

Chemical product released CONQOR 404 EH
Total quantity of chemical used in excess of permitted quantity (kg) 0.89
Total quantity of chemical released in excess of permitted quantity (kg) 0.89

Chemical 4

Chemical product released DEFOAM PLUS NS
Total quantity of chemical used in excess of permitted quantity (kg) 1.3
Total quantity of chemical released in excess of permitted quantity (kg) 1.3

Chemical 5

Chemical product released DRILLING STARCH
Total quantity of chemical used in excess of permitted quantity (kg) 11.82
Total quantity of chemical released in excess of permitted quantity (kg) 11.82

Chemical 6

Chemical product released DUO-VIS
Total quantity of chemical used in excess of permitted quantity (kg) 8.86
Total quantity of chemical released in excess of permitted quantity (kg) 8.86

Chemical 7

Chemical product released Fresh Water
Total quantity of chemical used in excess of permitted quantity (kg) 8096.3
Total quantity of chemical released in excess of permitted quantity (kg) 8096.3

Chemical 8

Chemical product released GLYDRIL MC
Total quantity of chemical used in excess of permitted quantity (kg) 103.41
Total quantity of chemical released in excess of permitted quantity (kg) 103.41

Chemical 9

Chemical product released Liquid Antifoam D242
Total quantity of chemical used in excess of permitted quantity (kg) 40
Total quantity of chemical released in excess of permitted quantity (kg) 40

Chemical 10

Chemical product released M-I PAC (All Grades)
Total quantity of chemical used in excess of permitted quantity (kg) 11.82
Total quantity of chemical released in excess of permitted quantity (kg) 11.82

Chemical 11

Chemical product released Nuosept 78
Total quantity of chemical used in excess of permitted quantity (kg) 0.59
Total quantity of chemical released in excess of permitted quantity (kg) 0.59

Chemical 12

Chemical product released Potassium Chloride Brine
Total quantity of chemical used in excess of permitted quantity (kg) 1036.41
Total quantity of chemical released in excess of permitted quantity (kg) 1036.41

Chemical 13

Chemical product released Soda Ash
Total quantity of chemical used in excess of permitted quantity (kg) 0.89
Total quantity of chemical released in excess of permitted quantity (kg) 0.89

Chemical 14

Chemical product released Spacer Additive D259
Total quantity of chemical used in excess of permitted quantity (kg) 59
Total quantity of chemical released in excess of permitted quantity (kg) 59

Chemical 15

Chemical product released Viscosifier for MUDPUSH II spacer D244
Total quantity of chemical used in excess of permitted quantity (kg) 40.8
Total quantity of chemical released in excess of permitted quantity (kg) 40.8

Chemical 16

Chemical product released Water
Total quantity of chemical used in excess of permitted quantity (kg) 881.75
Total quantity of chemical released in excess of permitted quantity (kg) 881.75
Related to a subsea discharge No
Was the subsea discharge greater than 1 tonne over 12 hours No
Was the non compliance ever ongoing No

Formal investigation

Formal investigation ever opened No