IRS/2022/1353/OCR

Notification details

Status	Completed
First observed date	15 June 2022
First observed time	10:00
Organisation involved	SHELL U.K. LIMITED
Installation	Shearwater C PUQ Platform
Field	SHEARWATER
Latitude	57° 1' 53.0'' N
Longitude	1° 57' 19.0'' E
Quadrant / block no.	22 / 30

Breach details

Related to a breach where an OCR permit is in place	Yes
Breached conditions	Condition 2 - use of a chemical in line with the chemical permit submission and CRA: application description, non compliance associated with 85 ppm dose rate, exceeding the pump rate of 0.21 l/h, not meeting the 23 mg/L dosage stated for the basis of CHARM, potential annual use / discharge breach TBC Release quantity estimated at 700 kg for initial notification of non compliance, quantity will be updated once confirmed by Production Chemistry Version 2 update 21/6/2022: quantity of release updated with input from Production Chemistry Version 3 update 8/7/2022: quantity of release updated with input from Production Chemistry for non compliance period Dec 2021 - end June 2022. Total release calculated as 2706.82 kg.
Related either wholly or partially to use and/or discharge of a chemical(s)	Yes

Chemical 1

Chemical product released	SCAL16662A
Total quantity of chemical used in excess of permitted quantity (kg)	2706.82
Total quantity of chemical released in excess of permitted quantity (kg)	2706.82

Related to a subsea discharge	No
Was the subsea discharge greater than 1 tonne over 12 hours	No
Was the non compliance ever ongoing	Yes

Formal investigation

Formal investigation ever opened	Yes