IRS/2025/6456/PON1

Notification details

Status	Completed
First observed date	18 July 2025
First observed time	21:30
Incident type(s)	Chemical release
Organisations involved	SHELL U.K. LIMITED
Installation	Shearwater A Wellhead Platform
Installation type	Production installation (including any connected infrastructure)
Field	SHEARWATER
Latitude	57° 1' 53.58'' N
Longitude	1° 57' 19.22'' W
Quadrant / block no.	22 / 30

Chemical 1

Chemical product released	CALCIUM CHLORIDE (ALL GRADES)
Total quantity of chemical released	0.286 kg

Chemical 2

Chemical product released	ECOTROL HT
Total quantity of chemical released	0.016 kg

Chemical 3

Chemical product released	LIME
Total quantity of chemical released	0.142 kg

Chemical 4

Chemical product released	MICROBAR (GBL012)
Total quantity of chemical released	2.61 kg

Chemical 5

Chemical product released	MUL XT
Total quantity of chemical released	0.022 kg

Chemical 6

Chemical product released	ONE-MUL NS
Total quantity of chemical released	0.072 kg

Chemical 7

Chemical product released	RHEMUL
Total quantity of chemical released	0.142 kg

Chemical 8

Chemical product released	SAFE-CARB (All Grades)
Total quantity of chemical released	0.5 kg

Chemical 9

Chemical product released	Saraline 185V
Total quantity of chemical released	2.497 kg

Chemical 10

Chemical product released	VERSAGEL HT
Total quantity of chemical released	0.044 kg

Chemical 11

Chemical product released	VERSATROL HT
Total quantity of chemical released	0.101 kg

Chemical 12

Chemical product released	VERSAWET
Total quantity of chemical released	0.016 kg

Formal investigation

Formal investigation ever opened	No

Close off details

Release ever ongoing	No

Source details

Source	Hose (Topsides, Not Bunkering) - Pinhole Leak