Attached files

file filename
10-K - SOUTHWESTERN PUBLIC SERVICE CO 10K 12-31-2010 - SOUTHWESTERN PUBLIC SERVICE COform10k.htm
EX-23.01 - EXHIBIT 23.01 - SOUTHWESTERN PUBLIC SERVICE COex23_01.htm
EX-31.01 - EXHIBIT 31.01 - SOUTHWESTERN PUBLIC SERVICE COex31_01.htm
EX-31.02 - EXHIBIT 31.02 - SOUTHWESTERN PUBLIC SERVICE COex31_02.htm
EX-12.01 - EXHIBIT 12.01 - SOUTHWESTERN PUBLIC SERVICE COex12_01.htm
EX-99.01 - EXHIBIT 99.01 - SOUTHWESTERN PUBLIC SERVICE COex99_01.htm

Exhibit 32.01

OFFICER CERTIFICATION

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 Annual Report of Southwestern Public Service Company on Form 10-K for the year ended 2010, as filed with the Securities and Exchange Commission on the date hereof (Form 10-K), each of the undersigned officers of SPS certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to such officer’s knowledge:

(1)
The Form 10-K fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)
The information contained in the Form 10-K fairly presents, in all material respects, the financial condition and results of operations of SPS as of the dates and for the periods expressed in the Form 10-K.

Date: February 28, 2011
 
   
 
/s/ C. RILEY HILL
 
C. Riley Hill
 
President, Chief Executive Officer and Director
   
 
/s/ DAVID M. SPARBY
 
David M. Sparby
 
Vice President, Chief Financial Officer and Director

The foregoing certification is being furnished solely pursuant to 18 U.S.C. Section 1350 and is not being filed as part of the Report or as a separate disclosure document.

A signed original of this written statement required by Section 906, or other document authenticating, acknowledging or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906, has been provided to SPS and will be retained by SPS and furnished to the Securities and Exchange Commission or its staff upon request.