CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Operating Revenues	$ 83,838	$ 69,402	$ 66,408
Operating Expenses
Operation and Maintenance	40,326	32,662	33,105
Depreciation	9,782	7,773	7,088
Income Taxes	6,422	6,966	5,323
Taxes Other Than Income Taxes	7,699	6,441	6,271
Organizational Review Charge	0	0	786
Total Operating Expenses	64,229	53,842	52,573
Net Operating Revenues	19,609	15,560	13,835
Other Utility Income, Net of Taxes	812	847	742
Total Utility Operating Income	20,421	16,407	14,577
Other Income (Deductions), Net of Taxes
Gain (Loss) on Real Estate Transactions	951	176	230
Non-Water Sales Earnings	1,424	1,001	899
Allowance for Funds Used During Construction	238	188	171
Other	(813)	(798)	(226)
Total Other Income, Net of Taxes	1,800	567	1,074
Interest and Debt Expense
Interest on Long-Term Debt	7,612	4,602	4,628
Other Interest Charges	575	651	784
Amortization of Debt Expense	394	421	441
Total Interest and Debt Expense	8,581	5,674	5,853
Net Income	13,640	11,300	9,798
Preferred Stock Dividend Requirement	38	38	38
Net Income Applicable to Common Stock	13,602	11,262	9,760
Weighted Average Common Shares Outstanding:
Basic (in shares)	8,763,000	8,610,000	8,532,000
Diluted (in shares)	8,900,000	8,720,000	8,633,000
Earnings Per Common Share:
Basic (in dollars per share)	$ 1.55	$ 1.31	$ 1.14
Diluted (in dollars per share)	$ 1.53	$ 1.29	$ 1.13
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent	3	3	3
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax, Portion Attributable to Parent	(566)	(361)	16
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	60	(31)	47
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(503)	(389)	66
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 13,099	$ 10,873	$ 9,826