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Glossary of Terms

Glossary of Terms

AFUDC Allowance for funds used during construction
AGIA Alaska Gasline Inducement Act
Alaska Pipeline Project A proposed natural gas pipeline extending from a new natural gas treatment plant at Prudhoe Bay, Alaska to Alberta
Alberta System A natural gas transmission system in Alberta
American Natural Resources (ANR) A natural gas transmission system extending from producing fields located primarily in Oklahoma, Texas, Louisiana and the Gulf of Mexico to markets located primarily in Wisconsin, Michigan, Illinois, Ohio and Indiana, and regulated underground natural gas storage facilities in Michigan
ANR Pipeline ANR Pipeline Company
APG Aboriginal Pipeline Group
AUC Alberta Utilities Commission
B.C. British Columbia
Bbl/d Barrels per day
Bcf Billion cubic feet
Bcf/d Billion cubic feet per day
Bear Creek A natural gas-fired cogeneration plant near Grande Prairie, Alberta
Bécancour A natural gas-fired cogeneration plant near Trois-Rivières, Québec
Bison A proposed pipeline from the Powder River Basin in Wyoming to the Northern Border system in North Dakota
BPC BPC Generation Infrastructure Trust
Broadwater A proposed offshore LNG project located in the New York waters of Long Island Sound
Bruce A A partnership interest in the nuclear power generation facilities of Bruce Power A L.P.
Bruce B A partnership interest in the nuclear power generation facilities of Bruce Power L.P
Bruce Power Bruce A and Bruce B, collectively
Calpine Calpine Corporation
Cameco Cameco Corporation
Canadian Mainline A natural gas transmission system extending from the Alberta/Saskatchewan border east into Québec
Cancarb A waste-heat fuelled power plant at the Cancarb thermal carbon black facility in Medicine Hat, Alberta
CAPLA Canadian Alliance of Pipeline Landowners' Associations
Carseland A natural gas-fired cogeneration plant located near Carseland, Alberta
Cartier Wind Six wind farms in Gaspé, Québec, three of which have been built
Chinook A proposed HVDC transmission project that will originate in Montana and terminate in Nevada
CICA Canadian Institute of Chartered Accountants
CO2 Carbon dioxide
Coolidge A simple-cycle, natural gas-fired peaking power generation station under development in Coolidge, Arizona
CrossAlta An underground natural gas storage facility near Crossfield, Alberta
DRP Dividend Reinvestment and Share Purchase Plan
Edson A natural gas storage facility near Edson, Alberta
FAS Financial Accounting Standard
FCM Forward Capacity Market
FERC U.S. Federal Energy Regulatory Commission
Foothills A natural gas transmission system extending from central Alberta to the B.C./U.S. border and to the Saskatchewan/U.S. border
Framework Regulatory Framework for Air Emissions
GAAP Generally accepted accounting principles
Gas Pacifico A natural gas transmission system extending from Loma de la Lata, Argentina to Concepción, Chile
GHG Greenhouse gas
GJ Gigajoule
Grandview A natural gas-fired cogeneration plant near Saint John, New Brunswick
Great Lakes A natural gas transmission system that connects to the Canadian Mainline and serves markets in Eastern Canada and the northeastern and midwestern U.S.
Gas Transmission Network (GTN) GTN System and North Baja, collectively
GTNC Gas Transmission Northwest Corporation
GTN System A natural gas transmission system extending from the B.C./Idaho border to the Oregon/California border, traversing Idaho, Washington and Oregon
GWh Gigawatt hours
Halton Hills A natural gas-fired, combined-cycle power plant near Toronto, Ontario
HS&E Health, Safety and Environment
HVDC High voltage direct current
IASB International Accounting Standards Board
IFRS International Financial Reporting Standards
INNERGY An industrial natural gas marketing company based in Concepción, Chile
Iroquois A natural gas transmission system that connects with the Canadian Mainline near Waddington, New York, and delivers natural gas to the northeastern U.S.
ISO International Organization of Standardization
ISO-NE Independent System Operator New England
Keystone A pipeline under construction that will transport crude oil from Hardisty, Alberta, to U.S. markets at Wood River and Patoka in Illinois, and to Cushing, Oklahoma
Keystone partnerships TransCanada Keystone Pipeline Limited Partnership and TransCanada Keystone Pipeline, LP, collectively
Kibby Wind A wind power project located in Kibby and Skinner Townships in northwestern Franklin County, Maine
km Kilometres
kV Kilovolt
LIBOR London Interbank Offered Rate
LNG Liquefied natural gas
MacKay River A natural gas-fired cogeneration plant located near Fort McMurray, Alberta
MD&A Management's Discussion and Analysis
Mackenzie Gas Pipeline (MGP) A proposed natural gas pipeline to be constructed from a point near Inuvik, Northwest Territories to the northern border of Alberta
Mirant Mirant Corporation and certain of its subsidiaries
mmcf/d Million cubic feet per day
Moody's Moody's Investors Service
MW Megawatt
MWh Megawatt hours
NEB National Energy Board of Canada
Net earnings Net income from continuing operations
North Baja A natural gas transmission system extending from Arizona to the Baja California, Mexico/California border
Northern Border A natural gas transmission system extending from a point near Monchy, Saskatchewan, to the U.S. Midwest
NorthernLights A proposed HVDC electric transmission line running from central Alberta to a terminal in southern Alberta and interconnecting with the Pacific Northwest
NYISO New York Independent System Operator
OM&A Operating, maintenance and administration
OPA Ontario Power Authority
Ocean State Power (OSP) A natural gas-fired, combined-cycle plant in Burrillville, Rhode Island
Palomar A proposed pipeline extending from the GTN System to the Columbia River northwest of Portland
Pathfinder A proposed pipeline from Meeker, Colorado to the Northern Border system in North Dakota
PipeLines LP TC PipeLines, LP
PNGTS Portland Natural Gas Transmission System
Portland A natural gas transmission system that extends from a point near East Hereford, Québec to the northeastern U.S.
Portlands Energy A combined-cycle natural gas cogeneration plant near downtown Toronto, Ontario
PPA Power purchase arrangement
Ravenswood A natural gas and oil-fired generating facility consisting of multiple units employing steam turbine, combined cycle and combustion turbine technology located in Queens, New York
Redwater A natural gas-fired cogeneration plant located near Redwater, Alberta
RGGI Regional Greenhouse Gas Initiative
ROE Rate of return on common equity
Salt River Project Salt River Project Agricultural Improvement and Power District
SEC U.S. Securities and Exchange Commission
Sempra Sempra Pipelines and Storage
Sheerness A coal-fired power generating facility located near Hanna, Alberta
STEP 2008 Storage enhancement project
Sundance A A coal-fired power generating facility located near Wabamun, Alberta
Sundance B A coal-fired power generating facility located near Wabamun, Alberta
Sunstone A proposed pipeline from Wyoming to Stanfield, Oregon
Tamazunchale A natural gas transmission system in Mexico extending from Naranjos, Veracruz to Tamazunchale, San Luis Potosi
TC Hydro Hydroelectric generation assets located in New Hampshire, Vermont and Massachusetts
TCPL TransCanada PipeLines Limited
TCPM TransCanada Power Marketing Ltd.
Trans Québec & Maritimes (TQM) A natural gas transmission system that connects with the Canadian Mainline and transports natural gas in Québec, from Montreal to the Portland system and to Québec City
TransCanada or the Company TransCanada Corporation
TransGas A natural gas transmission system, extending from Mariquita in the central region of Colombia to Cali in the southwest region of Colombia
Tuscarora A natural gas transmission system extending from Malin, Oregon to Wadsworth, Nevada
U.S. United States
VaR Value-at-Risk methodology
Ventures LP Natural gas transmission systems in Alberta that supply natural gas to the oil sands region of northern Alberta and to a petrochemical complex at Joffre, Alberta
WCI Western Climate Initiative
WCSB Western Canada Sedimentary Basin
Williams Williams Gas Pipeline Company, LLC
Zephyr A proposed HVDC transmission project that will originate in Wyoming and terminate in Nevada