Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Mar. 31, 2019	Sep. 30, 2018
ASSETS
Property, Plant and Equipment		$ 10,788,894	$ 10,439,839
Less - Accumulated Depreciation, Depletion and Amortization		5,573,020	5,462,696
Property, Plant and Equipment, Net, Total		5,215,874	4,977,143
Current Assets
Cash and Temporary Cash Investments		100,643	229,606
Hedging Collateral Deposits	[1]	1,983	3,441
Receivables – Net of Allowance for Uncollectible Accounts of $30,234 and $24,537, Respectively		235,586	141,498
Unbilled Revenue		60,196	24,182
Gas Stored Underground		6,848	37,813
Materials and Supplies - at average cost		37,695	35,823
Unrecovered Purchased Gas Costs		5,760	4,204
Other Current Assets		57,586	68,024
Total Current Assets		506,297	544,591
Other Assets
Recoverable Future Taxes		113,441	115,460
Unamortized Debt Expense		14,922	15,975
Other Regulatory Assets		108,193	112,918
Deferred Charges		39,634	40,025
Other Investments		135,022	132,545
Goodwill		5,476	5,476
Prepaid Post-Retirement Benefit Costs		86,802	82,733
Fair Value of Derivative Financial Instruments		11,130	9,518
Other		42,184	102
Total Other Assets		556,804	514,752
Total Assets		6,278,975	6,036,486
Capitalization:
Common Stock, $1 Par Value Authorized - 200,000,000 Shares; Issued and Outstanding - 86,300,675 Shares and 85,956,814 Shares, Respectively		86,301	85,957
Paid in Capital		821,837	820,223
Earnings Reinvested in the Business		1,236,657	1,098,900
Accumulated Other Comprehensive Loss		(54,286)	(67,750)
Total Comprehensive Shareholders’ Equity		2,090,509	1,937,330
Long-Term Debt, Net of Current Portion and Unamortized Discount and Debt Issuance Costs		2,132,488	2,131,365
Total Capitalization		4,222,997	4,068,695
Current and Accrued Liabilities
Notes Payable to Banks and Commercial Paper		0	0
Current Portion of Long-Term Debt		0	0
Accounts Payable		141,851	160,031
Amounts Payable to Customers		15,463	3,394
Dividends Payable		36,678	36,532
Interest Payable on Long-Term Debt		18,508	19,062
Customer Advances		433	13,609
Customer Security Deposits		18,519	25,703
Other Accruals and Current Liabilities		195,797	132,693
Fair Value of Derivative Financial Instruments		5,749	49,036
Total Current and Accrued Liabilities		432,998	440,060
Deferred Credits
Deferred Income Taxes		618,850	512,686
Taxes Refundable to Customers		365,380	370,628
Cost of Removal Regulatory Liability		215,864	212,311
Other Regulatory Liabilities		156,722	146,743
Pension and Other Post-Retirement Liabilities		49,213	66,103
Asset Retirement Obligations		104,138	108,235
Other Deferred Credits		112,813	111,025
Total Deferred Credits		1,622,980	1,527,731
Commitments and Contingencies (Note 7)		0	0
Total Capitalization and Liabilities		$ 6,278,975	$ 6,036,486

[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.