CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
UTILITY PLANT:
Water Production	$ 130,206	$ 129,840
Transmission and Distribution	343,461	343,074
General	54,857	54,830
Construction Work in Progress	11,682	7,834
TOTAL	540,206	535,578
Less Accumulated Depreciation	102,561	100,360
UTILITY PLANT - NET	437,645	435,218
CURRENT ASSETS:
Cash and Cash Equivalents	4,508	3,025
Accounts Receivable, net	11,617	12,447
Unbilled Revenues	5,455	5,483
Materials and Supplies (at average cost)	1,976	1,403
Prepayments	1,741	2,255
TOTAL CURRENT ASSETS	25,297	24,613
DEFERRED CHARGES AND OTHER ASSETS:
Unamortized Debt Expense	3,615	3,606
Preliminary Survey and Investigation Charges	5,009	5,117
Regulatory Assets	60,113	72,831
Operations Contracts, Developer and Other Receivables	598	992
Restricted Cash	2,634	9,019
Non-utility Assets - Net	10,825	9,882
Other	408	448
TOTAL DEFERRED CHARGES AND OTHER ASSETS	83,202	101,895
TOTAL ASSETS	546,144	561,726
CAPITALIZATION:
Common Stock, No Par Value	144,056	143,572
Retained Earnings	38,222	38,060
TOTAL COMMON EQUITY	182,278	181,632
Preferred Stock	3,353	3,353
Long-term Debt	130,528	131,467
TOTAL CAPITALIZATION	316,159	316,452
CURRENT LIABILITIES:
Current Portion of Long-term Debt	5,122	11,130
Notes Payable	27,450	27,950
Accounts Payable	4,526	3,808
Accrued Taxes	11,235	9,266
Accrued Interest	1,269	955
Unearned Revenues and Advanced Service Fees	752	756
Other	1,416	2,067
TOTAL CURRENT LIABILITIES	51,770	55,932
COMMITMENTS AND CONTINGENT LIABILITIES (Note 4)
DEFERRED CREDITS AND OTHER LIABILITIES:
Customer Advances for Construction	22,486	21,990
Accumulated Deferred Investment Tax Credits	1,048	1,068
Accumulated Deferred Income Taxes	40,622	41,776
Employee Benefit Plans	43,915	54,768
Regulatory Liability - Cost of Utility Plant Removal	9,015	8,811
Other	972	973
TOTAL DEFERRED CREDITS AND OTHER LIABILITIES	118,058	129,386
CONTRIBUTIONS IN AID OF CONSTRUCTION	60,157	59,956
TOTAL CAPITALIZATION AND LIABILITIES	$ 546,144	$ 561,726