BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011
Property, Plant and Equipment:
Utility Plant, at original cost	$ 1,658,790		$ 1,515,274
Accumulated Depreciation	(373,199)		(357,245)
Property, Plant and Equipment - Net	1,285,591		1,158,029
Investments:
Available-for-Sale Securities	7,520		6,655
Restricted Investments	1,268		2,198
Total Investments	8,788		8,853
Current Assets:
Cash and Cash Equivalents	2,678		3,504
Accounts Receivable	49,071		24,800
Accounts Receivable - Related Parties	961		1,122
Unbilled Revenues	35,351		31,978
Provision for Uncollectibles	(3,985)		(3,060)
Natural Gas in Storage, average cost	13,896		27,251
Materials and Supplies, average cost	1,560		1,654
Deferred Income Taxes - Net	0		6,301
Prepaid Taxes	17,046		17,296
Derivatives - Energy Related Assets	464		2,263
Other Prepayments and Current Assets	3,343		3,773
Total Current Assets	120,385		116,882
Regulatory and Other Noncurrent Assets:
Regulatory Assets	352,656		315,221
Unamortized Debt Issuance Costs	6,663		6,198
Long-Term Receivables	9,336		8,345
Derivatives - Energy Related Assets	302		0
Other	2,738		2,195
Total Regulatory and Other Noncurrent Assets	371,695		331,959
Total Assets	1,786,459		1,615,723
Common Equity:
Common Stock, Par Value $2.50 per share: Authorized - 4,000,000 shares Outstanding - 2,339,139 shares	5,848		5,848
Other Paid-In Capital and Premium on Common Stock	201,050		200,926
Accumulated Other Comprehensive Loss	(13,285)		(12,129)
Retained Earnings	327,782		269,541
Total Common Equity	521,395		464,186
Long-Term Debt	425,000	[1]	362,813	[1]
Total Capitalization	946,395		826,999
Current Liabilities:
Notes Payable	102,100		126,600
Current Portion of Long-Term Debt	25,000	[1]	2,187	[1]
Accounts Payable - Commodity	14,926		17,867
Accounts Payable - Other	25,498		28,280
Accounts Payable - Related Parties	5,872		6,571
Derivatives - Energy Related Liabilities	2,615		11,385
Deferred Income Taxes - Net	10,432		0
Customer Deposits and Credit Balances	17,450		24,387
Environmental Remediation Costs	19,203		23,009
Taxes Accrued	1,674		1,774
Pension Benefits	1,236		1,240
Interest Accrued	6,277		6,240
Other Current Liabilities	6,492		6,016
Total Current Liabilities	238,775		255,556
Regulatory and Other Noncurrent Liabilities:
Regulatory Liabilities	56,517		48,311
Deferred Income Taxes - Net	310,357		285,159
Environmental Remediation Costs	88,207		66,975
Asset Retirement Obligations	38,892		29,388
Pension and Other Postretirement Benefits	89,193		90,055
Investment Tax Credits	618		905
Derivatives - Energy Related Liabilities	80		1,122
Derivatives - Other	7,761		8,146
Other	9,664		3,107
Total Regulatory and Other Noncurrent Liabilities	601,289		533,168
Commitments and Contingencies (Note 9)
Total Capitalization and Liabilities	$ 1,786,459		$ 1,615,723

[1] Long-term debt maturities and sinking funds requirements for the succeeding five years are as follows (in thousands): 2013, $25,000; 2014, $21,000; 2015, $10,909; 2016, $27,909; 2017, $15,909. Our long-term debt agreements contain no financial covenants.