SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2011

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS [Abstract]

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II

SOUTHWESTERN PUBLIC SERVICE CO.

VALUATION AND QUALIFYING ACCOUNTS

YEARS ENDED DEC. 31, 2011, 2010 AND 2009

(amounts in thousands)

				Additions
				Charged to			Charged to			Deductions
	Balance at			Costs and			Other			from			Balance at
	Jan. 1			Expenses			Accounts (a)			Reserves (b)			Dec. 31
Allowance for bad debts:
2011		$	5,095		$	3,655		$	1,139		$	4,509		$	5,380
2010			4,415			3,990			998			4,308			5,095
2009			4,688			3,765			934			4,972			4,415

(a) Recovery of amounts previously written off.

(b) Principally bad debts written off or transferred.