Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Jun. 30, 2016	Sep. 30, 2015
ASSETS
Property, Plant and Equipment		$ 9,460,444	$ 9,261,323
Less - Accumulated Depreciation, Depletion and Amortization		5,012,690	3,929,428
Property, Plant and Equipment, Net, Total		4,447,754	5,331,895
Current Assets
Cash and Temporary Cash Investments		105,567	113,596
Hedging Collateral Deposits	[1]	3,008	11,124
Receivables – Net of Allowance for Uncollectible Accounts of $27,413 and $29,029, Respectively		140,911	105,004
Unbilled Revenue		14,604	20,746
Gas Stored Underground		15,944	34,252
Materials and Supplies - at average cost		33,039	30,414
Unrecovered Purchased Gas Costs		933	0
Other Current Assets		47,118	60,665
Total Current Assets		361,124	375,801
Other Assets
Recoverable Future Taxes		172,456	168,214
Unamortized Debt Expense		1,821	2,218
Other Regulatory Assets		269,343	278,227
Deferred Charges		17,968	15,129
Other Investments		111,385	92,990
Goodwill		5,476	5,476
Prepaid Post-Retirement Benefit Costs		27,158	24,459
Fair Value of Derivative Financial Instruments		126,596	270,363
Other		116	167
Total Other Assets		732,319	857,243
Total Assets		5,541,197	6,564,939
Capitalization:
Common Stock, $1 Par Value Authorized - 200,000,000 Shares; Issued and Outstanding - 84,948,691 Shares and 84,594,383 Shares, Respectively		84,949	84,594
Paid in Capital		761,673	744,274
Earnings Reinvested in the Business		673,281	1,103,200
Accumulated Other Comprehensive Income		7,739	93,372
Total Comprehensive Shareholders’ Equity		1,527,642	2,025,440
Long-term Debt, Net of Unamortized Discount and Debt Issuance Costs		2,085,686	2,084,009
Total Capitalization		3,613,328	4,109,449
Current and Accrued Liabilities
Notes Payable to Banks and Commercial Paper		0	0
Current Portion of Long-Term Debt		0	0
Accounts Payable		86,487	180,388
Amounts Payable to Customers		35,441	56,778
Dividends Payable		34,404	33,415
Interest Payable on Long-Term Debt		28,985	36,200
Customer Advances		38	16,236
Customer Security Deposits		16,094	16,490
Other Accruals and Current Liabilities		72,759	96,557
Fair Value of Derivative Financial Instruments		2,133	10,076
Total Current and Accrued Liabilities		276,341	446,140
Deferred Credits
Deferred Income Taxes		807,955	1,137,962
Taxes Refundable to Customers		91,452	89,448
Unamortized Investment Tax Credit		470	731
Cost of Removal Regulatory Liability		191,217	184,907
Other Regulatory Liabilities		102,018	108,617
Pension and Other Post-Retirement Liabilities		222,756	202,807
Asset Retirement Obligations		114,804	156,805
Other Deferred Credits		120,856	128,073
Total Deferred Credits		1,651,528	2,009,350
Commitments and Contingencies (Note 6)		0	0
Total Capitalization and Liabilities		$ 5,541,197	$ 6,564,939

[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.