APPENDIX 5: GLOSSARY
ASA Advertising Standards Authority
Bcf Billion cubic feet
Bcm Billion cubic metres
BGS British Geological Survey
Boepd Barrels of oil equivalent
per day
BSOR Borehole Site and Operations
Regulations 1995.
BTU British thermal unit
CCS Carbon capture & storage
DCR Offshore Installations and Wells
(Design and Construction, etc) Regulations 1996
EA Environment Agency
EIA US Energy Information Administration
EIA Environmental Impact Assessment
ERA Environmental risk assessment
EMR Electricity Market Reform
EPA US Environmental Protection
Agency
ETS EU Emissions Trading System
GIP Gas in place
IEA International Energy Agency
LNG Liquefied Natural Gas
HSE Health & Safety Executive
MMBtu One million British Thermal
Units
MPA Minerals Planning Authority
Mtoe Million tons of oil equivalent
MTPA Million metric tonnes per annum
NGLs Natural gas liquids
NORMs Naturally occurring radioactive
materials
NTS National gas transmission
system
OUGO Office of Unconventional Gas
and Oil
PEDL Petroleum exploration
and development licence
RES Renewable Energy Strategy
Tcf Trillion cubic feet
Tcm Trillion cubic metres
Therm A unit of heat equivalent
to 100,000 British thermal units
USGS United States Geological
Survey
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