Factors Affecting or Indicating Potential Wellbore Leakage by Theresa Watson (T.L. Watson and Associates Inc) and Stephan Bachu (Alberta Energy and Utilities Board), 2007 Presentation; SPE Paper 106817, 200
About 15% of vertical and 60% of deviated wells reported leaking.
[Refer also to: ERCB Board Member Bios: Teresa Watson Appointed to the Board July 2009 and Theresa Watson becomes newest Board Member ]