Eagle Rock Energy Partners L P (EROC) 10-K/A 2006 FY Annual report (amended)

Exhibit 32.2

CERTIFICATION PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
(18 U.S.C. SECTION 1350)

     In connection with the Annual Report of Eagle Rock Energy Partners, L.P. (the “Partnership”) on Form 10-K/A for the year ended December 31, 2006 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Alfredo Garcia, Acting Chief Financial Officer of Eagle Rock Energy G&P, LLC, the general partner of Eagle Rock Energy GP, L.P., the general partner of the Partnership, hereby certify, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. § 1350), that:

(1)	The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
(3)	The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Partnership.

Date: July 26, 2007

/s/ Alfredo Garcia  

Alfredo Garcia 

Acting Chief Financial Officer and Senior Vice President,
Corporate Development of Eagle Rock Energy G&P, LLC,
General Partner of Eagle Rock Energy GP, L.P.,
General Partner of Eagle Rock Energy Partners, L.P.