Environment Report 2019

IOGP

International Association of Oil and Gas Producers

LCP

Large Combustion Plant

An unplanned or uncontrolled release of hydrocarbon or other sub- stance from primary containment.

Loss of containment

N

O

Nitrous oxide

2

NORM

Naturally occurring radioactive materials

NO

Nitrogen oxides

x

OCNS OGA OPEP

Offshore Chemical Notification Scheme

Oil and Gas Authority

Oil Pollution Emergency Plan

The Oslo and Paris Convention for the protection of the marine environ- ment of the North East Atlantic

OSPAR

PEC

Predicted Environmental Concentration

PFCs

Perfluorocarbons

PHE

Public Health England

Pose Little Or NO Risk – used by OSPAR to classify substances used and discharged offshore.

PLONOR

PNEC PON1

Predicted No Effect Concentration Petroleum Operations Notice

Water that comes to the surface with hydrocarbons during production, either naturally from the reservoir or after injection into the reservoir to displace oil and lift it to the surface. The total annual production divided by the maximum production potential of all fields on the UKCS. Registration, Evaluation, Authorisation and Restriction of Chemicals

Produced water

Production efficiency

REACH

SF

Sulphur hexafluoride

6

SO

Sulphur oxides

x

SUB chemicals are those classified under OCNS as harmful and should be phased out and substituted with a less harmful substance.

SUB

UKCS

UK Continental Shelf

The controlled release of gases into the atmosphere in the course of oil and gas production operations.

Venting

VOCs

Volatile Organic Compounds

A term used to describe the total mass of fluids moving through the production systems. This includes produced water and oil in produced water; the produced water and oil reinjected; the total hydrocarbons produced (gas, oil and condensate).

Well stream fluids

61