El Paso Exploration & Production 10-Q 2005 Q3 Quarterly report

EXHIBIT 32.A

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 906
OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the Quarterly Report on Form 10-Q for the period ending September 30, 2005, of El Paso Production Holding Company (the “Company”) as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Lisa A. Stewart, President and Chief Executive Officer, certify (i) that the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, and (ii) that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Lisa A. Stewart 

Lisa A. Stewart

President

(Principal Executive Officer)

November 7, 2005

A signed original of this written statement required by Section 906 has been provided to El Paso Production Holding Company and will be retained by El Paso Production Holding Company and furnished to the Securities and Exchange Commission or its staff upon request.