PON1/6231

Notification details

Status	Completed
First observed date	21 April 2017
First observed time	09:30
Incident type(s)	Chemical release
Organisations involved	Maersk Drilling UK Ltd, Maersk Oil North Sea UK Limited
Installation	Maersk Highlander
Installation type	Mobile
Field	Culzean
Latitude	57° 11' 40.0'' N
Longitude	1° 54' 46.0'' E
Quadrant / block no.	22 / 25

Chemical 1

Chemical product released	CALCIUM CHLORIDE (ALL GRADES)
Total quantity of chemical released	0.046 kg

Chemical 2

Chemical product released	DF1
Total quantity of chemical released	0.322 kg

Chemical 3

Chemical product released	ECOTROL RD
Total quantity of chemical released	0.005 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	0.76 kg

Chemical 6

Chemical product released	SAFE-CARB (ALL GRADES)
Total quantity of chemical released	0.043 kg

Chemical 7

Chemical product released	TRUVIS
Total quantity of chemical released	0.013 kg

Chemical 8

Chemical product released	VERSACLEAN CBE
Total quantity of chemical released	0.02 kg

Formal investigation

Formal investigation ever opened	Yes

Close off details

Release ever ongoing	No

Source details

Source	Pipework - Release From Joint