General Information
Definitions
References in the Annual Report and Accounts to the ‘Company’, the ‘Group’, ‘we’, ‘our’ and ‘us’ refer to National Grid Transco and its subsidiaries.
- American Depositary Shares, or ADSs
- Securities of National Grid Transco listed on the New York Stock Exchange, each of which represents the right to receive five ordinary shares.
- Corporate Centre
- Core Group functions operating from the Group's head office.
- Crown Castle UK
- The Group's UK wireless infrastructure business.
- EMFs
- The electric and magnetic fields produced by all electrical equipment and appliances.
- FAS
- US Financial Accounting Standard.
- FERC
- US Federal Energy Regulatory Commission.
- FRS
- UK Financial Reporting Standard.
- GAAP
- Generally accepted accounting principles.
- GW
- Gigawatt, 109 watts.
- GWh
- Gigawatt hours.
- HSE
- Health and Safety Executive.
- kV
- Kilovolt, 103 volts.
- kW
- Kilowatt, 103 watts.
- kWh
- Kilowatt hours.
- LTI
- Lost Time Injury. A work-related injury that causes a person to be away from work for at least one normal shift after the shift on which the injury occurs, because the person is unfit to perform his or her duties.
- mcm
- Million cubic metres.
- Merger
- The merger of Lattice Group plc and National Grid Group plc which became effective on 21 October 2002.
- MW
- Megawatt, 106 watts.
- MWh
- Megawatt hours.
- National Grid Transco
- National Grid Transco plc.
- Niagara Mohawk
- Niagara Mohawk Power Corporation.
- NTS or National Transmission System
- The gas national transmission system owned and operated by the Group.
- Ofcom
- The Office of Communications.
- Ofgem
- The Office of Gas and Electricity Markets.
- ordinary shares
- Ordinary shares of 10 pence each in the capital of National Grid Transco.
- SEC
- US Securities and Exchange Commission.
- tonnes CO2 equivalent
- Measure of greenhouse gas emissions in relation to the impact of carbon dioxide.
- TW
- Terawatt, 1012 watts.
- TWh
- Terawatt hours.