IRS/2022/1255/PON1

Notification details

Status	Completed
First observed date	27 May 2022
First observed time	20:15
Incident type(s)	Chemical release
Organisations involved	CHRYSAOR PETROLEUM COMPANY U.K. LIMITED, CHRYSAOR PETROLEUM COMPANY U.K. LIMITED, Valaris, CHRYSAOR PETROLEUM COMPANY U.K. LIMITED
Installation	Valaris 121
Installation type	Other
Field	JUDY
Latitude	56° 41' 51.0'' N
Longitude	2° 20' 18.0'' E
Quadrant / block no.	30 / 7

Chemical 1

Chemical product released	BENTONE 42
Total quantity of chemical released	0.01 kg

Chemical 2

Chemical product released	CALCIUM CHLORIDE (ALL GRADES)
Total quantity of chemical released	0.05 kg

Chemical 3

Chemical product released	ECOTROL HT
Total quantity of chemical released	0.01 kg

Chemical 4

Chemical product released	LIME
Total quantity of chemical released	0.03 kg

Chemical 5

Chemical product released	MICROBAR (GBL012)
Total quantity of chemical released	0.23 kg

Chemical 6

Chemical product released	M-I WATE (All Grades)
Total quantity of chemical released	0.08 kg

Chemical 7

Chemical product released	Saraline 185V
Total quantity of chemical released	0.45 kg

Chemical 8

Chemical product released	SUREMUL EH
Total quantity of chemical released	0.05 kg

Chemical 9

Chemical product released	VERSATROL HT
Total quantity of chemical released	0.02 kg

Chemical 10

Chemical product released	WARP OB CONCENTRATE CFS
Total quantity of chemical released	0.57 kg

Formal investigation

Formal investigation ever opened	No

Close off details

Release ever ongoing	No

Source details

Source	Drill Floor - Mud Blown From Drillstring