FIRST SUPPLEMENTAL INDENTURE Dated as of March 16, 2006First Supplemental Indenture • March 21st, 2006 • Quicksilver Resources Inc • Crude petroleum & natural gas • Delaware
THIS FIRST SUPPLEMENTAL INDENTURE is made as of the 16th day of March, 2006, by and among QUICKSILVER RESOURCES INC., a Delaware corporation (the “Company”), the Subsidiary Guarantors (as herein defined) parties hereto (each, a “Subsidiary Guarantor” and, collectively, the “Subsidiary Guarantors”) and JPMORGAN CHASE BANK, NATIONAL ASSOCIATION, a national banking association duly organized and existing under the laws of the United States of America, as trustee (the “Trustee”):
