CONDENSED CONSOLIDATED STATEMENTS OF INCOME (APSC) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
OPERATING EXPENSES
Fuel and purchased power	$ 230,679	$ 216,309
Operations and maintenance	223,250	210,663
Depreciation and amortization	103,730	100,109
Taxes other than income taxes	40,021	42,475
Total	599,729	572,624
OPERATING INCOME	86,923	48,007
OTHER INCOME (DEDUCTIONS)
Allowance for equity funds used during construction	6,864	4,756
Other income (Note S-2)	758	760
Other expense (Note S-2)	(3,752)	(4,068)
Total	3,870	1,448
INTEREST EXPENSE
Allowance for borrowed funds used during construction	(3,990)	(3,151)
Total	45,488	53,816
NET INCOME (LOSS)	32,836	(481)
Less: Net income attributable to noncontrolling interests (Note 6)	8,392	7,776
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON SHAREHOLDERS	24,444	(8,257)
ARIZONA PUBLIC SERVICE COMPANY
ELECTRIC OPERATING REVENUES	685,827	620,248
OPERATING EXPENSES
Fuel and purchased power	230,679	216,309
Operations and maintenance	220,752	208,447
Depreciation and amortization	103,706	100,085
Income taxes	16,060	(814)
Taxes other than income taxes	39,768	42,226
Total	610,965	566,253
OPERATING INCOME	74,862	53,995
OTHER INCOME (DEDUCTIONS)
Income taxes	2,332	1,706
Allowance for equity funds used during construction	6,864	4,756
Other income (Note S-2)	1,343	510
Other expense (Note S-2)	(6,296)	(4,624)
Total	4,243	2,348
INTEREST EXPENSE
Interest on long-term debt	46,221	52,737
Interest on short-term borrowings	1,429	2,035
Debt discount, premium and expense	1,011	1,060
Allowance for borrowed funds used during construction	(3,990)	(3,151)
Total	44,671	52,681
NET INCOME (LOSS)	34,434	3,662
Less: Net income attributable to noncontrolling interests (Note 6)	8,392	7,767
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ 26,042	$ (4,105)