IRS/2023/2873/PON1

Notification details

Status	Completed
First observed date	02 June 2023
First observed time	18:00
Incident type(s)	Chemical release
Organisations involved	TAQA BRATANI LIMITED
Installation	Tern Platform
Installation type	Production installation (including any connected infrastructure)
Field	TERN
Latitude	61° 16' 33.64'' N
Longitude	0° 55' 10.189'' W
Quadrant / block no.	210 / 25

Chemical 1

Chemical product released	Aubin® Sodium carbonate (Soda ash)
Total quantity of chemical released	1.47 kg

Chemical 2

Chemical product released	CAUSTIC SODA
Total quantity of chemical released	1.47 kg

Chemical 3

Chemical product released	DEFOAM PLUS NS
Total quantity of chemical released	0.73 kg

Chemical 4

Chemical product released	DUO-VIS
Total quantity of chemical released	19.81 kg

Chemical 5

Chemical product released	M-I PAC (All Grades)
Total quantity of chemical released	55.02 kg

Chemical 6

Chemical product released	M-I WATE (All Grades)
Total quantity of chemical released	1481.94 kg

Chemical 7

Chemical product released	Nuosept®78
Total quantity of chemical released	1.47 kg

Chemical 8

Chemical product released	POTASSIUM CHLORIDE BRINE
Total quantity of chemical released	1789.6 kg

Chemical 9

Chemical product released	SODIUM CHLORIDE BRINE
Total quantity of chemical released	1845.77 kg

Formal investigation

Formal investigation ever opened	No

Close off details

Release ever ongoing	No

Source details

Source	Expansion bellows on low pressure side of mud pump - Expansion bellows