The US Well Number Standard An Identifier for Petroleum Industry Wells in the USA “The PPDM Association is a not-for-profit data management professional society that collaborates with industry to develop Professional Data Management standards for the Petroleum Industry.” May 2013 (minor revisions June 2014) ® Copyright 2014, The PPDM Association. All Rights Reserved The US Well Number Standard v1.0 REVISION HISTORY The US Well Number Standard: An identifier for the Petroleum Industry Wells in the USA Version: 2013 rev 1 Reason for Revision Replace API Number with US Well Number This Standard Replaces: American Petroleum Institute Bulletin D12A, revised 1979 This Standard defines an identifier for wells and wellbores in the petroleum industry of the USA. This Standard is compatible with Abstract: previous versions of the D12A Number, with emphasis on the identification of every wellbore Prepared by: PPDM Association Date published: June 19th, 2014 Date of next review: May 31st, 2018 Document type: Standard standards, petroleum, well, wellbore, identifier, USA, US Well Keywords: Number, API Well Number, D12A DISCLAIMER The Professional Petroleum Data Management (PPDM) Association makes no representation, warranty or guarantee in connection with the contents of this publication and hereby expressly disclaims any liability or responsibility for loss or damage resulting from use or application hereunder or violation of federal, state or local regulation with which the contents may conflict. The PPDM Association Copyright 2013 2014, PPDM Association. All Rights Reserved www.ppdm.org Page 1 23544_ProfessionalPetroleum_Well_ID_Standards_TEXT_REV | Cyan Magenta Black | 1-OCT-1419:11:20 The US Well Number Standard The US Well Number Standard v1.0 v1.0 EXECUTIVE SUMMARY REVISION HISTORY This document defines and supports a standard for the identification of petroleum wellbores in the USA. This Standard The US Well Number Standard: An identifier for the Petroleum Industry Wells in the USA is the official successor to Bulletin D12A of the American Petroleum Institute (API). In 2010, the API transferred custody of this Standard to the Professional Petroleum Data Management (PPDM) Association. Version: 2013 rev 1 Reason for Revision Replace API Number with US Well Number The US Well Number, a revision of the API Well Number, is at least a 12-digit number assigned to every wellbore and This Standard Replaces: American Petroleum Institute Bulletin D12A, revised 1979 is the successor to previous versions. It is a foundation for the management and exchange of all information from or about all petroleum wells in the USA. Comprehensive data management is essential for the regulation, operation, and This Standard defines an identifier for wells and wellbores in the evaluation of wells, and for mitigating safety and environmental risks. This Standard provides for the unique petroleum industry of the USA. This Standard is compatible with Abstract: identification of every wellbore. previous versions of the D12A Number, with emphasis on the identification of every wellbore The US Well Number specification provides continuity with the D12A Number while addressing numerous challenges Prepared by: PPDM Association that have evolved in the past three decades: well designs and data flows have become more complex, safety and Date published: June 19th, 2014 environmental risks have increased where unidentified wellbores are present, and data exchange is difficult where identifiers are assigned inconsistently. Date of next review: May 31st, 2018 Document type: Standard standards, petroleum, well, wellbore, identifier, USA, US Well Keywords: Number, API Well Number, D12A DISCLAIMER The Professional Petroleum Data Management (PPDM) Association makes no representation, warranty or guarantee in connection with the contents of this publication and hereby expressly disclaims any liability or responsibility for loss or damage resulting from use or application hereunder or violation of federal, state or local regulation with which the contents may conflict. The PPDM Association Copyright 2013 2014, PPDM Association. All Rights Reserved www.ppdm.org The PPDM Association Copyright 2013 2014, PPDM Association. All Rights Reserved www.ppdm.org Page 1 Page 2 23544_ProfessionalPetroleum_Well_ID_Standards_TEXT_REV | Cyan Magenta Black | 1-OCT-1419:11:20 2354423544_ProfessionalPetroleum_Well_ID_Standards_TEXT_REV ProfessionalPetroleum Well ID Standards TEXT.pdf 3 | Cyan Magenta Black | 1-OCT-1419:11:2014-10-01 9:15 AM The US Well Number Standard The US Well Number Standard v1.0 v1.0 WORK GROUP PARTICIPANTS Contents DEFINITIONS ....................................................................................................................................................................5 Anadarko Petroleum Corporation Rick Prucha Houston, TX INTRODUCTION ...............................................................................................................................................................6 Baker Hughes Jonathan Watcharine Houston, TX Identifying Wells and Wellbores .....................................................................................................................................6 The Importance of a Standard Identifier ..........................................................................................................................6 Baker Hughes Lynette Wooley Houston, TX Purpose ............................................................................................................................................................................6 BP Jeremy Eade Houston, TX Design Considerations .....................................................................................................................................................7 Chesapeake Energy Chevy Thomason Oklahoma City, OK History .............................................................................................................................................................................7 Chesapeake Energy David Baker Oklahoma City, OK The D12A Number in Current Use..................................................................................................................................8 PRINCIPLES.......................................................................................................................................................................8 Chevron Ayodele Oni Houston, TX THE US WELL NUMBER: STRUCTURE AND USE ......................................................................................................9 Chevron Stephen Barbee Houston, TX Structure...........................................................................................................................................................................9 Bureau of Safety and Environmental Enforcement (BSEE) Katherine Ross New Orleans, LA Rules for US Well Number Construction ......................................................................................................................11 Department of Environmental Conservation - New York Donald Drazan Albany, NY Extension Construction..................................................................................................................................................12 Drillinginfo Josef Joubert Austin, TX RECOMMENDED PROCEDURES .................................................................................................................................13 Assignment of the US Well Number .............................................................................................................................13 Drillinginfo Mark Robinson Austin, TX Historical Wells .............................................................................................................................................................14 Devon Energy Corp. Lance Byrd Houston, TX Omissions ......................................................................................................................................................................14 IHS Bruce Smith Denver, CO Error Corrections ...........................................................................................................................................................14 Llano Systems & Data Management Mac McLaughlin Houston, TX Identified Well Types ....................................................................................................................................................15 Roles and Authorities ....................................................................................................................................................15 Marathon Oil Corporation Shari Bourgeois Houston, TX CODES FOR STATES AND COUNTIES........................................................................................................................16 Oklahoma Corporation Commission (OCC) Bob Griffith Oklahoma City, OK State and Pseudo-State Codes........................................................................................................................................16 PPDM Association Jeffrey Bonus Calgary, AB County and Pseudo-County Codes ................................................................................................................................18 PPDM Association Dave Fisher Calgary, AB ILLUSTRATIONS OF US WELL NUMBER ASSIGNMENT........................................................................................19 APPENDIX .......................................................................................................................................................................26