THIRD SUPPLEMENTAL NOTE INDENTUREThird Supplemental Note Indenture • June 5th, 2012 • PENGROWTH ENERGY Corp • Crude petroleum & natural gas • Alberta
Notice is hereby given pursuant to Section 4.10(b) of the note indenture dated as of August 28, 2007, as amended and supplemented by a first supplemental indenture dated December 3, 2009, as further amended and restated by a second supplemental indenture dated December 31, 2010 (the note indenture, as so amended and restated, being defined herein as the "Original Indenture"), and as further amended and supplemented by a third supplemental note indenture (the "Third Supplemental Note Indenture") dated February 21, 2012 (the Original Indenture as amended and supplemented by the Third Supplemental Note Indenture being referred to herein as the "Indenture") between the Corporation and Computershare Trust Company of Canada (the "Debenture Trustee") that the Debentures are due and payable as of the Maturity Date and the Corporation elects to satisfy its obligation to repay to holders of Debentures the principal amount of all of the Debentures outstanding on the Maturity Date by issuing and d
