CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
OPERATING REVENUES	$ 677,167	$ 671,219
OPERATING EXPENSES
Fuel and purchased power	221,285	223,237
Operations and maintenance	243,195	214,944
Depreciation and amortization	119,476	120,949
Taxes other than income taxes	42,501	43,216
Other expenses	548	1,189
Total	627,005	603,535
OPERATING INCOME	50,162	67,684
OTHER INCOME (DEDUCTIONS)
Allowance for equity funds used during construction	10,516	9,224
Other income (Note 8)	117	235
Other expense (Note 8)	(4,038)	(4,286)
Total	6,595	5,173
INTEREST EXPENSE
Interest charges	50,744	48,399
Allowance for borrowed funds used during construction	(5,227)	(4,216)
Total	45,517	44,183
INCOME BEFORE INCOME TAXES	11,240	28,674
INCOME TAXES	1,914	7,947
NET INCOME	9,326	20,727
Less: Net income attributable to noncontrolling interests (Note 5)	4,873	4,605
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ 4,453	$ 16,122
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares)	111,296	110,916
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares)	111,847	111,377
EARNINGS PER WEIGHTED-AVERAGE COMMON SHARE OUTSTANDING
Net income attributable to common shareholders - basic (in dollars per share)	$ 0.04	$ 0.15
Net income attributable to common shareholders - diluted (in dollars per share)	$ 0.04	$ 0.14
Arizona Public Service Company
ELECTRIC OPERATING REVENUES	$ 676,632	$ 670,668
OPERATING EXPENSES
Fuel and purchased power	221,285	223,237
Operations and maintenance	238,711	209,947
Depreciation and amortization	119,446	120,926
Income taxes	5,850	12,239
Taxes other than income taxes	42,410	42,986
Total	627,702	609,335
OPERATING INCOME	48,930	61,333
OTHER INCOME (DEDUCTIONS)
Income taxes	1,815	2,151
Allowance for equity funds used during construction	10,516	9,224
Other income (Note 8)	610	639
Other expense (Note 8)	(4,750)	(5,354)
Total	8,191	6,660
INTEREST EXPENSE
Interest on long-term debt	46,819	45,428
Interest on short-term borrowings	2,077	1,174
Debt discount, premium and expense	1,139	1,134
Allowance for borrowed funds used during construction	(5,040)	(4,216)
Total	44,995	43,520
NET INCOME	12,126	24,473
Less: Net income attributable to noncontrolling interests (Note 5)	4,873	4,605
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ 7,253	$ 19,868