Glossary
Browse the IADC Lexicon alphabetically or by category. Get comprehensive definitions of drilling industry terms.
Bottom Time
Definition(s)
Bottom Time
“Bottom time” means the period commencing when a person begins pressurization or descent for a dive and terminating when the person commences decompression or ascent; durée du séjour au fond. Source: Nova Scotia Offshore Area Petroleum Diving Regulations, SOR/95-189, Canada, current to May 31, 2012. RegulationsPilot Scheme
Definition(s)
Pilot Scheme
For the purposes of this section, “pilot scheme” means a scheme that applies existing or experimental technology over a limited portion of a pool to obtain information on reservoir or production performance for the purpose of optimizing field development or improving reservoir or production performance. Source: Nova Scotia Offshore Petroleum Drilling and Production Regulations, SOR/2009-317, Canada, current to May 31, 2012. RegulationsActual Loss or Damage
Definition(s)
Actual Loss or Damage
In section 26, “actual loss or damage” includes loss of income, including future income, and, with respect to any aboriginal peoples of Canada, includes loss of hunting, fishing and gathering opportunities. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationBenefits Plan
Definition(s)
Benefits Plan
In this section, "benefits plan" means a plan for the employment of Canadians and for providing Canadian manufacturers, consultants, contractors and service companies with a full and fair opportunity to participate on a competitive basis in the supply of goods and services used in any proposed work or activity referred to in the benefits plan. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationChief Conservation Officer
Definition(s)
Chief Conservation Officer
“Chief Conservation Officer” means the person designated as the Chief Conservation Officer under section 3.1; délégué à l’exploitation. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationChief Conservation Officer
“Chief Conservation Officer” means the person designated as the Chief Conservation Officer pursuant to section 144; délégué à l’exploitation. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationDebris
Definition(s)
Debris
In sections 26 and 28, "debris" means any installation or structure that was put in place in the course of any work or activity required to be authorized under paragraph 5(1)(b) and that has been abandoned without such authorization as may be required by or pursuant to this Act, or any material that has broken away or been jettisoned or displaced in the course of any such work or activity. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationDebris
In sections 167 and 170, “debris” means any installation or structure that was put in place in the course of any work or activity required to be authorized under paragraph 142(1)(b) and that has been abandoned without such authorization as may be required by or pursuant to this Part, or any material that has broken away or been jettisoned or displaced in the course of any such work or activity. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationExisting Federal Interest
Definition(s)
Existing Federal Interest
“Existing federal interest” means- an interest, within the meaning of section 2 of the Canada Petroleum Resources Act, in oil and gas in the Yukon Territory or the adjoining area in effect on the transfer date; or
- a production licence issued on or after the transfer date by virtue of section 23; titres fédéraux existants.
Federal Ministers
Definition(s)
Federal Ministers
“Federal Minister” means the Minister of Natural Resources; ministre fédéral . Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationFederal Ministers
“Federal Ministers” means the Minister of Natural Resources and the Minister of Indian Affairs and Northern Development; ministres fédéraux. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationFormer Regulations
Definition(s)
Former Regulations
“Former regulations” means the Canada Oil and Gas Land Regulations made pursuant to the Public Lands Grants Act and the Territorial Lands Act and includes orders made pursuant to those Regulations; anciens règlements. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationHolder
Definition(s)
Holder
“Holder” means a holder of an authorization to construct or operate a pipeline issued under paragraph 5(1)(b); titulaire. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationPooled Spacing Unit
Definition(s)
Pooled Spacing Unit
“Pooled spacing unit” means the area that is subject to a pooling agreement or a pooling order; unité d’espacement mise en commun. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationPooled Tract
Definition(s)
Pooled Tract
“Pooled tract” means the portion of a pooled spacing unit defined as a tract in a pooling agreement or a pooling order; parcelle mise en commun. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationPooling Agreement
Definition(s)
Pooling Agreement
“Pooling agreement” means an agreement to pool the interests of owners in a spacing unit and to provide for the operation or the drilling and operation of a well thereon; accord de mise en commun. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationPooling Order
Definition(s)
Pooling Order
“Pooling order” means an order made under section 173 or as altered pursuant to section 175; arrêté de mise en commun. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationPooling Order
“Pooling order” means an order made under section 31 or as altered pursuant to section 35; arrêté de mise en commun. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationProvincial Minister
Definition(s)
Provincial Minister
“Provincial Minister” means the Minister of Mines and Energy of the Province; ministre provincial. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationProvincial Minister
“Provincial Minister” means the Minister of Development of the Province or such other Minister of the Crown in right of the Province as may be designated by the Provincial Government for the purpose of entering into an agreement pursuant to this Part; ministre provincial. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationProvincial Minister
“Provincial Minister” means the Provincial Minister within the meaning of either of the Accord Acts; ministre provincial. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationRoyalty Interest
Definition(s)
Royalty Interest
“Royalty interest” means any interest in, or the right to receive a portion of, any oil or gas produced and saved from a field or pool or part of a field or pool or the proceeds from the sale thereof, but does not include a working interest or the interest of any person whose sole interest is as a purchaser of oil or gas from the pool or part thereof; droit à redevance. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. Legislation Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationRoyalty Owner
Definition(s)
Royalty Owner
“Royalty owner” means a person, including Her Majesty in right of Canada, who owns a royalty interest; titulaire de redevance. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationTract Participation
Definition(s)
Tract Participation
“Tract participation” means the share of production from a unitized zone that is allocated to a unit tract under a unit agreement or unitization order or the share of production from a pooled spacing unit that is allocated to a pooled tract under a pooling agreement or pooling order; fraction parcellaire. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationTransfer Date
Definition(s)
Transfer Date
“Transfer date” means the effective date of the first order of the Governor in Council made pursuant to section 47.1 of the Yukon Act, as amended by this Act, after this section comes into force that transfers the administration and control of oil and gas to the Commissioner of the Yukon Territory; date de transfert. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnit Agreement
Definition(s)
Unit Agreement
“Unit agreement” means an agreement to unitize the interests of owners in a pool or a part of a pool exceeding in area a spacing unit, or such an agreement as varied by a unitization order; accord d’union. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnit Area
Definition(s)
Unit Area
“Unit area” means the area that is subject to a unit agreement; secteur unitaire. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnit Operating Agreement
Definition(s)
Unit Operating Agreement
“Unit operating agreement” means an agreement, providing for the management and operation of a unit area and a unitized zone, that is entered into by working interest owners who are parties to a unit agreement with respect to that unit area and unitized zone, and includes a unit operating agreement as varied by a unitization order; accord d’exploitation unitaire. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnit Operator
Definition(s)
Unit Operator
“Unit operator” means a person designated as a unit operator under a unit operating agreement; exploitant unitaire. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnit Tract
Definition(s)
Unit Tract
“Unit tract” means the portion of a unit area that is defined as a tract in a unit agreement; parcelle unitaire. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnitization Order
Definition(s)
Unitization Order
“Unitization order” means an order of the Committee made under section 181; arête d’union. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationUnitization Order
“Unitization order” means an order of the Committee made under section 41; arrêté d’union. Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationUnitized Zone
Definition(s)
Unitized Zone
“Unitized zone” means a geological formation that is within a unit area and subject to a unit agreement; terrain. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. LegislationWorking Interest
Definition(s)
Working Interest
“Working interest” means a right, in whole or in part, to produce and dispose of oil or gas from a pool or part of a pool, whether that right is held as an incident of ownership of an estate in fee simple in the oil or gas or under a lease, agreement or other instrument, if the right is chargeable with and the holder thereof is obligated to pay or bear, either in cash or out of production, all or a portion of the costs in connection with the drilling for, recovery and disposal of oil or gas from the pool or part thereof; intérêt économique direct. Source: Canada-Nova Scotia Offshore Petroleum Resources Accord Implementation Act, S.C. 1988, c. 28, Canada, current to May 26, 2013. Legislation Source: Canada Oil and Gas Operations Act, R.S.C., 1985, c. O-7, Canada, current to April 29, 2013. LegislationSafety Management
Definition(s)
Safety Management
System the elements of an operator’s management system dedicated to safety management, whether or not these management elements are incorporated in or separate from the overall management system. Source: Safety Plan Guidelines, The Canada-Newfoundland and Labrador Offshore Petroleum Board, Canada-Nova Scotia Offshore Petroleum Board, and National Energy Board, Canada, March 31, 2011. Regulatory GuidanceAPI
Definition(s)
API
American Petroleum Institute. Source: ISO 16530-1:2017, Petroleum and natural gas industries - Well integrity – Part 1: Life cycle governance, First Edition, March 2017. Global Standards Source: API RP 781 Security Plan Methodology for the Oil and Natural Gas Industries.1st Ed. September 2016. Global Standards Source: Alaska Oil and Gas Conservation Commission, Definitions, Alaska Admin. Code tit. 20, § 25.990, December 7, 2012. Regulations Source: API Standard 2RD, Dynamic Risers for Floating Production Systems, Second Edition, September 2013. Global Standards Source: API RP 14F, Design, Installation, and Maintenance of Electrical Systems for Fixed and Floating Offshore Petroleum Facilities for Unclassified and Class 1, Division 1 and Division 2 Locations, Fifth Edition, July 2008. Global Standards Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards Source: API RP 49, Recommended Practice for Drilling and Well Servicing Operations Involving Hydrogen Sulfide, Third Edition, May 2001. Global Standards Source: API RP 59, Recommended Practice for Well Control Operations, Second Edition, May 2006. Global Standards Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards Source: API RP 67, Recommended Practice for Oilfield Explosives Safety, Upstream Segment, Second Edition, May 2007. Global Standards API RP 500, Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Division 1 and Division 2, Third Edition, December 2012, Global Standards Source: API RP 2FB, Recommended Practice for the Design of Offshore Facilities Against Fire and Blast Loading, First Edition, April 2006. Global Standards Source: API SPEC 13A, Specification for Drilling Fluids Materials, Eighteenth Edition, February 2010. Global Standards Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards Source: API SPEC 16RCD, Specification for Drill Through Equipment—Rotating Control Devices, Upstream Segment, First Edition, February 2005. Global Standards Source: API SPEC 17D, Design and Operation of Subsea Production Systems—Subsea Wellhead and Tree Equipment, Upstream Segment, Second Edition May 2011 (Errata September 2011). Global Standards Source: API SPEC 17F, Specification for Subsea Production Control Systems, Second Edition, December 2006 (Reaffirmed April 2011). Global Standards Source: API STD 53, Blowout Prevention Equipment Systems for Drilling Wells, Upstream Segment, Fourth Edition, November 2012. Global Standards Source: API STD 65 – Part 2, Isolating Potential Flow Zones During Well Construction, Upstream Segment, Second Edition, December 2010. Global Standards Source: Canada Oil and Gas Occupational Safety and Health Regulations, SOR/87-612, February 2013. Regulations Source: Division of Mineral Resources Management - Oil and Gas, Ohio Administrative Code, Chapter 1501:9, January 2012. Regulations Source: IADC UBO / MPD Glossary, December 2011. Global Standards Source: International Association of Drilling Contractors, Appendix 2 to Health, Safety and Environment Case Guidelines for Offshore Drilling Contractors, Issue 3.3.2, February 2010. IADC Guidelines Source: IOGP Report No. 510, Operating Management System Framework for controlling risk and delivering high performance in the oil and gas industry, International Association of Oil & Gas Producers, June 2014. Global Standards Source: ISO 21457:2010, Petroleum and natural gas industries — Materials selection and corrosion control for oil and gas production systems, First Edition,September 2010. Global Standards Source: ISO 13702:2015, Petroleum and natural gas industries — Control and mitigation of fires and explosions on offshore production installations — Requirements and guidelines, Second Edition, August 2015. Global Standards Source: NOPSEMA Guidance Note: Control Measures and Performance Standards, N-04300 GN0271, Australia, Revision 3, December 2011. Regulatory Guidance Source: 117 OLF, Norwegian Oil and Gas Association recommended guidelines for Well Integrity, No. 117, Revision No. 4, June 2011. Global Standard Source: Offshore Standard DNV-OS-C101, Design of Offshore Steel Structures, General (LRFD Method, Det Norske Veritas, April 2011. Global Standards Source: OGP Report No. 456, Process Safety – Recommended Practice on Key Performance Indicators, International Association of Oil & Gas Producers, November 2011. Global Standards Source: Oil and Gas, New Mexico Administrative Code Title 19, Chapter 15, January 2013. Regulations Source: Oil & Gas UK, Guidelines on subsea BOP systems, Issue 1, July 2012. Global Standards Source: Oil and Gas Occupational Safety and Health Regulations, SOR/87-612, Canada, current to April 29, 2013. Regulations Source: Petroleum Safety Orders--Drilling and Production, Definitions, California Code of Regulations, 8 CCR § 6505, December 2012. Regulations Source: Prevention of Fire and Explosion, and Emergency Response on Offshore Installations, Offshore Installations (Prevention of Fire and Explosion, and Emergency Response) Regulations 1995, Approved Code of Practice and guidance (UK HSE L65), Second Edition, 1997. Regulatory Guidance Source: Rules for Classification and Construction, IV Industrial Services, 6 Offshore Technology, 9 Guideline for Personnel Transfers by Means of Lifting Appliances, Edition 2011, Germanischer Lloyd SE. Global Standards Source: Rules for Classification – Offshore units, DNVGL-OU-0101, Offshore drilling and support units, DNV GL, July 2015. Global StandardsAPI
American Petroleum Institute. Institute Americana del Petróleo.
Source: Resolución Número 40687 de 18 Jul 2017 Por la cual se establecen los criterios técnicos para proyectos de perforación exploratoria de hidrocarburos costa afuera en Colombia. Columbia Ministerio de Minas y Energia, Regulations