Segment Information

9 Months Ended

Sep. 30, 2012

Segment Information [Abstract]

Segment Information

10.  Segment Information

SPS has only one reportable segment as a regulated electric utility providing wholesale and retail electric service in the states of Texas and New Mexico. Operating results from the regulated electric utility segment serve as the primary basis for the chief operating decision maker to evaluate the performance of SPS.

● Revenues from external customers were $471.9 million and $522.9 million for the three months ended Sept. 30, 2012 and 2011, respectively, and $1,192.6 million and $1,337.4 million for the nine months ended Sept. 30, 2012 and 2011, respectively.

● Net income was $58.2 million and $48.6 million for the three months ended Sept. 30, 2012 and 2011, respectively, and $99.9 million and $83.5 million for the nine months ended Sept. 30, 2012 and 2011, respectively.

● Capital expenditures during the nine months ended Sept. 30, 2012 and Sept. 30, 2011 were $280.6 million and $222.3 million, respectively.

● As of Sept. 30, 2012 and Dec. 31, 2011, SPS' total assets were $3.5 billion and $3.2 billion, respectively.