FORM OF SENIOR INDENTURE OF MARKWEST ENERGY PARTNERSMarkWest New Mexico LP • June 21st, 2004 • Crude petroleum & natural gas • Texas
Company FiledJune 21st, 2004 Industry JurisdictionFORM OF SENIOR INDENTURE OF MARKWEST ENERGY PARTNERS TRUSTEE'S CERTIFICATE OF AUTHENTICATION TABLE OF CONTENTS CROSS-REFERENCE TABLE