Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Jun. 30, 2015	Sep. 30, 2014
ASSETS
Property, Plant and Equipment		$ 8,937,174	$ 8,245,791
Less - Accumulated Depreciation, Depletion and Amortization		3,455,446	2,502,700
Property, Plant and Equipment, Net, Total		5,481,728	5,743,091
Current Assets
Cash and Temporary Cash Investments		310,031	36,886
Hedging Collateral Deposits	[1]	11,101	2,734
Receivables – Net of Allowance for Uncollectible Accounts of $34,226 and $31,811, Respectively		135,427	149,735
Unbilled Revenue		18,234	25,663
Gas Stored Underground		16,506	39,422
Materials and Supplies - at average cost		31,339	27,817
Other Current Assets		49,449	54,752
Deferred Income Taxes		39,383	40,323
Total Current Assets		611,470	377,332
Other Assets
Recoverable Future Taxes		168,436	163,485
Unamortized Debt Expense		17,000	14,304
Other Regulatory Assets		215,630	224,436
Deferred Charges		12,347	14,212
Other Investments		89,027	86,788
Goodwill		5,476	5,476
Prepaid Post-Retirement Benefit Costs		46,062	36,512
Fair Value of Derivative Financial Instruments		242,320	72,606
Other		172	1,355
Total Other Assets		796,470	619,174
Total Assets		6,889,668	6,739,597
Capitalization:
Common Stock, $1 Par Value Authorized - 200,000,000 Shares; Issued and Outstanding - 84,528,930 Shares and 84,157,220 Shares, Respectively		84,529	84,157
Paid in Capital		746,263	716,144
Earnings Reinvested in the Business		1,324,318	1,614,361
Accumulated Other Comprehensive Income (Loss)		92,248	(3,979)
Total Comprehensive Shareholders’ Equity		2,247,358	2,410,683
Long-Term Debt, Net of Current Portion		2,099,000	1,649,000
Total Capitalization		4,346,358	4,059,683
Current and Accrued Liabilities
Notes Payable to Banks and Commercial Paper		0	85,600
Current Portion of Long-Term Debt		0	0
Accounts Payable		137,892	136,674
Amounts Payable to Customers		44,842	33,745
Dividends Payable		33,388	32,400
Interest Payable on Long-Term Debt		18,585	29,960
Customer Advances		44	19,005
Customer Security Deposits		18,329	15,761
Other Accruals and Current Liabilities		157,729	136,672
Fair Value of Derivative Financial Instruments		9,128	759
Total Current and Accrued Liabilities		419,937	490,576
Deferred Credits
Deferred Income Taxes		1,328,719	1,456,283
Taxes Refundable to Customers		95,157	91,736
Unamortized Investment Tax Credit		834	1,145
Cost of Removal Regulatory Liability		180,106	173,199
Other Regulatory Liabilities		126,371	81,152
Pension and Other Post-Retirement Liabilities		144,136	134,202
Asset Retirement Obligations		119,644	117,713
Other Deferred Credits		128,406	133,908
Total Deferred Credits		2,123,373	2,189,338
Commitments and Contingencies		0	0
Total Capitalization and Liabilities		$ 6,889,668	$ 6,739,597

[1] Netting Adjustments represent the impact of legally-enforceable master netting arrangements that allow the Company to net gain and loss positions held with the same counterparties. The net asset or net liability for each counterparty is recorded as an asset or liability on the Company’s balance sheet.