IRS/2024/5566/PON1

Notification details

Status	Completed
First observed date	26 December 2024
First observed time	23:40
Incident type(s)	Chemical release
Organisations involved	EQUINOR UK LIMITED, EQUINOR UK LIMITED
Installation	Mariner PDQ Platform
Installation type	Production installation (including any connected infrastructure)
Field	MARINER
Latitude	59° 35' 18.716'' N
Longitude	1° 3' 19.323'' E
Quadrant / block no.	9 / 11

Chemical 1

Chemical product released	CALCIUM CHLORIDE (ALL GRADES)
Total quantity of chemical released	0.096 kg

Chemical 2

Chemical product released	ECOTROL RD
Total quantity of chemical released	0.0051 kg

Chemical 3

Chemical product released	EDC 95-11
Total quantity of chemical released	0.57213 kg

Chemical 4

Chemical product released	LIME
Total quantity of chemical released	0.017 kg

Chemical 5

Chemical product released	M-I WATE (All Grades)
Total quantity of chemical released	0.443 kg

Chemical 6

Chemical product released	ONE-MUL NS
Total quantity of chemical released	0.0306 kg

Chemical 7

Chemical product released	RHEFLAT X
Total quantity of chemical released	0.00513 kg

Chemical 8

Chemical product released	TRUVIS
Total quantity of chemical released	0.02 kg

Formal investigation

Formal investigation ever opened	No

Close off details

Release ever ongoing	No

Source details

Source	Storage (Tanks, etc.) - Drain Line Open