PON1/3382

Notification details

Status	Completed
First observed date	13 September 2014
First observed time	02:45
Incident type(s)	Oil release, Chemical release
Organisations involved	Transocean, TAQA Bratani Limited
Installation	Transocean John Shaw
Installation type	Mobile
Field	Cladhan
Latitude	61° 8' 38.0'' N
Longitude	0° 47' 4.0'' E
Quadrant / block no.	210 / 29

Oil release details

Oil product released	Other
How was the quantity released determined
Total quantity of oil released	1.701 tonnes

Chemical 1

Chemical product released	CALCIUM CHLORIDE (ALL GRADES)
Total quantity of chemical released	257.8 kg

Chemical 2

Chemical product released	ECOTROL RD
Total quantity of chemical released	14.2 kg

Chemical 3

Chemical product released	LIME
Total quantity of chemical released	75.8 kg

Chemical 4

Chemical product released	M-I WATE (All Grades)
Total quantity of chemical released	1545.0 kg

Chemical 5

Chemical product released	TRUVIS
Total quantity of chemical released	47.4 kg

Chemical 6

Chemical product released	VERSACLEAN CBE
Total quantity of chemical released	90.0 kg

Formal investigation

Formal investigation ever opened	Yes

Close off details

Release ever ongoing	No

Source details

Source	Below Drill Floor to Riser / Conductor - Pollution Pans Overflow