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IRS/2024/3986/PON1

Notification details

Status Completed
First observed date 30 January 2024
First observed time 01:30
Incident type(s) Chemical release
Organisations involved BP EXPLORATION OPERATING COMPANY LIMITED, NOBLE OFFSHORE DRILLING (UK) LTD
Installation Ocean GreatWhite
Installation type NPI
Field SCHIEHALLION
Latitude 60° 22' 50.718'' N
Longitude 4° 5' 56.016'' W
Quadrant / block no. 204 / 20

Chemical 1

Chemical product released CAUSTIC SODA
Total quantity of chemical released 4.54 kg

Chemical 2

Chemical product released DUO-VIS
Total quantity of chemical released 68.03 kg

Chemical 3

Chemical product released IDCAP D
Total quantity of chemical released 45.35 kg

Chemical 4

Chemical product released M-I PAC (All Grades)
Total quantity of chemical released 136.07 kg

Chemical 5

Chemical product released Nuosept®78
Total quantity of chemical released 13.61 kg

Chemical 6

Chemical product released SODA ASH
Total quantity of chemical released 9.07 kg

Formal investigation

Formal investigation ever opened No

Close off details

Release ever ongoing No

Source details

Source Riser - incorrect valve line -up