Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
ASSETS
UTILITY PLANT, at original cost	$ 620,201	$ 549,141
Plant acquisition adjustments	(9,384)	(9,178)
Accumulated depreciation	(117,113)	(108,758)
Net utility plant	493,704	431,205
OTHER PHYSICAL PROPERTY, net of accumulated depreciation of $501 in 2023 and $463 in 2022	1,569	696
CURRENT ASSETS:
Cash and cash equivalents	1	1
Accounts receivable, net of reserves of $1,005 in 2023 and $855 in 2022	7,837	6,701
Unbilled revenues	3,484	3,290
Recoverable income taxes	332	882
Materials and supplies inventories, at cost	3,109	2,335
Prepaid expenses	821	1,025
Total current assets	15,584	14,234
OTHER LONG-TERM ASSETS:
Prepaid pension cost	23,380	17,090
Note receivable	255	255
Deferred regulatory assets	48,949	42,545
Other assets	4,764	4,570
Total other long-term assets	77,348	64,460
Total Assets	588,205	510,595
COMMON STOCKHOLDERS' EQUITY:
Common stock, no par value, authorized 46,500,000 shares, issued and outstanding 14,332,245 shares in 2023 and 14,285,584 shares in 2022	136,174	134,220
Retained earnings	85,004	72,963
Total common stockholders' equity	221,178	207,183
PREFERRED STOCK, authorized 500,000 shares, no shares issued	0	0
LONG-TERM DEBT	180,007	139,465
COMMITMENTS
CURRENT LIABILITIES:
Accounts payable	10,873	10,766
Dividends payable	2,754	2,628
Accrued compensation and benefits	1,629	1,541
Accrued interest	1,741	965
Deferred regulatory liabilities	644	593
Other accrued expenses	502	488
Total current liabilities	18,143	16,981
DEFERRED CREDITS:
Customers' advances for construction	18,853	14,911
Deferred income taxes	55,235	47,901
Deferred employee benefits	3,847	3,725
Deferred regulatory liabilities	42,989	37,448
Other deferred credits	632	680
Total deferred credits	121,556	104,665
Contributions in aid of construction	47,321	42,301
Total Stockholders' Equity and Liabilities	$ 588,205	$ 510,595