IRS/2021/285/PON1

Notification details

Status	Completed
First observed date	11 November 2021
First observed time	09:15
Incident type(s)	Chemical release
Organisations involved	SHELL U.K. LIMITED
Installation	Brent C Platform
Installation type	Production installation (including any connected infrastructure)
Field	BRENT
Latitude	61° 5' 44.0'' N
Longitude	1° 43' 12.0'' E
Quadrant / block no.	211 / 29

Chemical 1

Chemical product released	CAUSTIC SODA
Total quantity of chemical released	81.84 kg

Chemical 2

Chemical product released	CAUSTIC SODA
Total quantity of chemical released	4.5 kg

Chemical 3

Chemical product released	CAUSTIC SODA
Total quantity of chemical released	6.8 kg

Chemical 4

Chemical product released	CAUSTIC SODA
Total quantity of chemical released	2.2 kg

Chemical 5

Chemical product released	DUO-VIS
Total quantity of chemical released	36.0 kg

Chemical 6

Chemical product released	DUO-VIS
Total quantity of chemical released	18.0 kg

Chemical 7

Chemical product released	RX-1236
Total quantity of chemical released	0.47 kg

Chemical 8

Chemical product released	RX-1236
Total quantity of chemical released	8.742 kg

Chemical 9

Chemical product released	RX-1236
Total quantity of chemical released	0.235 kg

Chemical 10

Chemical product released	RX-1236
Total quantity of chemical released	0.705 kg

Chemical 11

Chemical product released	RX-5526
Total quantity of chemical released	13.094 kg

Chemical 12

Chemical product released	SAFE-SURF E
Total quantity of chemical released	320.0 kg

Chemical 13

Chemical product released	SAFE-SURF E
Total quantity of chemical released	480.0 kg

Chemical 14

Chemical product released	SAFE-SURF E
Total quantity of chemical released	160.0 kg

Formal investigation

Formal investigation ever opened	No

Close off details

Release ever ongoing	No

Source details

Source	Below Drill Floor to Riser / Conductor - Production conductor