CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
UTILITY PLANT:
Water Production	$ 333,738	$ 328,496
Transmission and Distribution	954,107	938,118
General	107,783	111,325
Construction Work in Progress	49,593	44,400
TOTAL	1,445,221	1,422,339
Less Accumulated Depreciation	276,456	275,132
UTILITY PLANT - NET	1,168,765	1,147,207
CURRENT ASSETS:
Cash and Cash Equivalents	2,040	2,800
Accounts Receivable, net of allowance for uncollectible accounts of $1,873 and $1,625, respectively	18,690	19,213
Unbilled Revenues	10,347	9,361
Materials and Supplies (at average cost)	8,095	7,549
Prepayments	5,986	2,843
Regulatory Assets	1,669	0
TOTAL CURRENT ASSETS	46,827	41,766
OTHER ASSETS:
Operating Lease Right of Use Asset	1,830	1,972
Restricted Cash	1,675	1,675
Regulatory Assets	103,001	110,284
Non-utility Assets - Net	12,454	12,354
Employee Benefit Plans	45,041	44,328
Other	6,445	6,151
TOTAL OTHER ASSETS	170,446	176,764
TOTAL ASSETS	1,386,038	1,365,737
CAPITALIZATION:
Common Stock, No Par Value, authorized 40,000, issued 18,577 and 18,521 in 2026 and 2025, respectively	282,243	279,148
Retained Earnings	218,803	214,883
TOTAL COMMON EQUITY	501,046	494,031
Preferred Stock, No Par Value; authorized 120; issued 13 aoutstanding	1,343	1,343
Long-term Debt	371,676	378,874
TOTAL CAPITALIZATION	874,065	874,248
CURRENT LIABILITIES:
Current Portion of Long-term Debt	7,666	7,850
Notes Payable	47,000	28,250
Accounts Payable	29,496	31,326
Accrued Taxes	22,116	15,992
Accrued Interest	3,291	3,311
Regulatory Liabilities	3,142	0
Unearned Revenues and Advanced Service Fees	467	497
Other	6,477	6,569
TOTAL CURRENT LIABILITIES	119,655	93,795
COMMITMENTS AND CONTINGENT LIABILITIES (Note 7)
OTHER LIABILITIES:
Advances for Construction	25,963	25,519
Lease Obligations	1,653	1,838
Accumulated Deferred Income Taxes	111,152	110,475
Regulatory Liabilities	61,365	68,437
Other	195	229
TOTAL OTHER LIABILITIES	200,328	206,498
CONTRIBUTIONS IN AID OF CONSTRUCTION	191,990	191,196
TOTAL CAPITALIZATION AND LIABILITIES	$ 1,386,038	$ 1,365,737