CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash Flows from Operating Activities
Cash Receipts from Electric Retail Sales	$ 531,439	$ 519,154
Cash Receipts from Electric Wholesale Sales	89,741	82,273
Cash Receipts from Operating Springerville Units 3 & 4	47,099	49,974
Cash Receipts from Gas Retail Sales	80,348	91,207
Cash Receipts from Gas Wholesale Sales	2,287	3,494
Proceeds from Income Tax Refunds	472	0
Interest Received	7	516
Other Cash Receipts	22,812	16,914
Purchased Energy Costs Paid	(152,982)	(135,775)
Payment of Operations and Maintenance Costs	(138,692)	(121,272)
Fuel Costs Paid	(135,128)	(140,185)
Taxes Other Than Income Taxes Paid, Net of Amounts Capitalized	(86,695)	(90,554)
Wages Paid, Net of Amounts Capitalized	(72,237)	(68,004)
Interest Paid, Net of Amounts Capitalized	(31,446)	(34,662)
Capital Lease Interest Paid	(15,888)	(18,630)
Other Cash Payments	(3,380)	(6,798)
Net Cash Flows—Operating Activities	137,757	147,652
Cash Flows from Investing Activities
Capital Expenditures	(186,037)	(155,685)
Return of Investments in Springerville Lease Debt	0	9,104
Other, net	(4,345)	(3,613)
Net Cash Flows—Investing Activities	(190,382)	(150,194)
Cash Flows from Financing Activities
Proceeds from Borrowings Under Revolving Credit Facilities	151,000	114,000
Repayments of Borrowings Under Revolving Credit Facilities	(129,000)	(48,000)
Proceeds from Issuance of Long-Term Debt	149,168	0
Payments of Capital Lease Obligations	(83,204)	(84,206)
Common Stock Dividends Paid	(40,034)	(36,079)
Payments of Financing Costs	(1,641)	(982)
Proceeds from Stock Options Exercised	595	0
Other, net	543	3,584
Net Cash Provided by (Used in) Financing Activities	47,427	(51,683)
Cash and Cash Equivalents, Period Increase (Decrease)	(5,198)	(54,225)
Cash and Cash Equivalents, Beginning of Period	74,878	123,918
Cash and Cash Equivalents, End of Period	69,680	69,693
TUCSON ELECTRIC POWER COMPANY
Cash Flows from Operating Activities
Cash Receipts from Electric Retail Sales	444,624	435,779
Cash Receipts from Electric Wholesale Sales	86,087	75,803
Cash Receipts from Operating Springerville Units 3 & 4	47,099	49,974
Reimbursement of Affiliate Charges	13,633	12,695
Cash Receipts from Gas Wholesale Sales	46	3,145
Proceeds from Income Tax Refunds	9	0
Interest Received	5	509
Other Cash Receipts	19,580	13,320
Payment of Operations and Maintenance Costs	(134,606)	(117,133)
Fuel Costs Paid	(134,374)	(139,596)
Taxes Other Than Income Taxes Paid, Net of Amounts Capitalized	(66,588)	(68,574)
Wages Paid, Net of Amounts Capitalized	(60,845)	(57,483)
Purchased Power Costs Paid	59,088	40,949
Interest Paid, Net of Amounts Capitalized	(24,588)	(27,590)
Capital Lease Interest Paid	(15,888)	(18,630)
Other Cash Payments	(2,064)	(5,728)
Net Cash Flows—Operating Activities	113,042	115,542
Cash Flows from Investing Activities
Capital Expenditures	(157,161)	(118,210)
Return of Investments in Springerville Lease Debt	0	9,104
Other, net	(3,460)	(3,470)
Net Cash Flows—Investing Activities	(160,621)	(112,576)
Cash Flows from Financing Activities
Proceeds from Borrowings Under Revolving Credit Facilities	105,000	78,000
Repayments of Borrowings Under Revolving Credit Facilities	(105,000)	(48,000)
Proceeds from Issuance of Long-Term Debt	149,168	0
Payments of Capital Lease Obligations	(83,204)	(84,206)
Payments of Financing Costs	(1,641)	(982)
Other, net	656	596
Net Cash Provided by (Used in) Financing Activities	64,979	(54,592)
Cash and Cash Equivalents, Period Increase (Decrease)	17,400	(51,626)
Cash and Cash Equivalents, Beginning of Period	25,335	79,743
Cash and Cash Equivalents, End of Period	$ 42,735	$ 28,117