File Stamp   2/7/2013

Filing Party   SPS

Case Style   APPLICATION OF SOUTHWESTERN PUBLIC SERVICE COMPANY FOR AUTHORITY TO CHANGE RATES AND TO RECONCILE FUEL AND PURCHASED POWER COSTS FOR THE PERIOD JANUARY 1, 2010 THROUGH JUNE 30, 2012

Filing Description   1ST SUPPLEMENT RESPONSE TO ALLIANCE OF XCEL MUNICIPALITIES' 15TH RFI; QUESTION NO. 15-6

1 document(s).

Name	Description	Type
40824_329_749389	Pages 1 to 9	PDF