Environment Report 2017
ENVIRONMENT REPORT 2017
N
O
Nitrous oxide
2
NORM
Naturally occurring radioactive materials
NO
Nitrogen oxides
x
OCNS OGA OPEP OSPAR
Offshore Chemical Notification Scheme
Oil and Gas Authority
Oil pollution emergency plan
The OSLO and Paris Convention for the protection of the marine environment of the North East Atlantic
PFCs
Perfluorocarbons
PLONOR
Pose Little Or NO Risk – used by OSPAR to classify substances used and discharged offshore
PON1
Petroleum operations notice
Produced water
Water that comes to the surfacewith 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 UK Continental Shelf
Production efficiency
SF
Sulphur hexafluoride
6
SO
Sulphur oxides
x
SUB
SUB chemicals are those classified under OCNS as harmful and should be phased out and substituted with a less harmful substance. A class of organotin compound commonly known as bottom paint applied to the hulls of ocean-going vessels or offshore installations
TBT
TWG UKCS
Technical working group UK Continental Shelf
Venting
The controlled release of gases into the atmosphere in the course of oil and gas production operations
VOCs
Volatile organic compounds
Well stream fluids
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).
60
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