SUPPLEMENTAL INDENTURESupplemental Indenture • February 28th, 2012 • Petrohawk Energy Corp • Crude petroleum & natural gas • New York
THIS SUPPLEMENTAL INDENTURE (this "Supplemental Indenture"), dated as of December 22, 2011, among South Texas Shale LLC, a Delaware limited liability Company (the "New Guarantor"), Petrohawk Energy Corporation, a Delaware corporation (the "Company"), the existing Guarantors (as defined in the Indentures referred to herein) and U.S. Bank Trust National Association, as trustee under the Indentures referred to herein (the "Trustee"). The New Guarantor and the existing Guarantors are sometimes referred to collectively herein as the "Guarantors", or individually as a "Guarantor."
