(Thousands of Dollars) | Dec. 31, 2013 | Dec. 31, 2012 | ||||||
Accounts receivable, net | ||||||||
Accounts receivable | $ | 797,267 | $ | 769,440 | ||||
Less allowance for bad debts | (53,107 | ) | (51,394 | ) | ||||
$ | 744,160 | $ | 718,046 | |||||
(Thousands of Dollars) | Dec. 31, 2013 | Dec. 31, 2012 | ||||||
Inventories | ||||||||
Materials and supplies | $ | 225,308 | $ | 213,739 | ||||
Fuel | 189,485 | 189,425 | ||||||
Natural gas | 161,745 | 132,410 | ||||||
$ | 576,538 | $ | 535,574 | |||||
(Thousands of Dollars) | Dec. 31, 2013 | Dec. 31, 2012 | ||||||
Property, plant and equipment, net | ||||||||
Electric plant | $ | 30,341,310 | $ | 28,285,031 | ||||
Natural gas plant | 4,086,651 | 3,836,335 | ||||||
Common and other property | 1,485,547 | 1,480,558 | ||||||
Plant to be retired (a) | 101,279 | 152,730 | ||||||
CWIP | 2,371,566 | 1,757,189 | ||||||
Total property, plant and equipment | 38,386,353 | 35,511,843 | ||||||
Less accumulated depreciation | (12,608,305 | ) | (12,048,697 | ) | ||||
Nuclear fuel | 2,186,799 | 2,090,801 | ||||||
Less accumulated amortization | (1,842,688 | ) | (1,744,599 | ) | ||||
$ | 26,122,159 | $ | 23,809,348 | |||||
(a) | As a result of the CPUC’s 2010 approval of PSCo’s CACJA compliance plan, subsequent CPCNs and the December 2013 approval of PSCo’s preferred plans for applicable generating resources, PSCo has received approval for early retirement of Cherokee Units 1, 2 and 3, Arapahoe Units 3 and 4 and Valmont Unit 5 between 2011 and 2017. In 2011, Cherokee Unit 2 was retired, in 2012, Cherokee Unit 1 was retired, and in 2013, Arapahoe Units 3 and 4 were retired. Amounts are presented net of accumulated depreciation. |