CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Operating revenues
Total Operating Revenues	$ 28,549	$ 27,416	$ 54,435	$ 51,960
Operating expenses
Utility operating expenses	12,505	12,179	24,830	24,136
Non-utility operating expenses	1,009	1,145	2,131	2,261
Depreciation and amortization	3,414	3,425	6,771	6,889
State and federal income taxes	2,163	1,945	4,015	3,627
Property and other taxes	1,603	1,524	3,288	3,130
Total Operating Expenses	20,694	20,218	41,035	40,043
Operating income	7,855	7,198	13,400	11,917
Other income, net
Allowance for funds used during construction (AFUDC)	619	367	1,186	653
Miscellaneous income	(29)	(65)	1,459	1,508
Income before interest charges	8,445	7,500	16,045	14,078
Interest charges	2,155	2,175	4,320	4,342
Net income applicable to common stock	$ 6,290	$ 5,325	$ 11,725	$ 9,736
Income per common share:
Basic (in Dollars per share)	$ 0.61	$ 0.52	$ 1.14	$ 0.95
Diluted (in Dollars per share)	$ 0.61	$ 0.52	$ 1.14	$ 0.95
Weighted average common shares outstanding:
Basic (in Shares)	10,308	10,293	10,305	10,290
Diluted (in Shares)	10,310	10,295	10,308	10,293
Cash dividends per share of common stock (in Dollars per share)	$ 0.3074	$ 0.2955	$ 0.6088	$ 0.5852
Water Sales [Member]
Operating revenues
Total Operating Revenues	$ 23,083	$ 22,501	$ 43,771	$ 42,326
Other Utility Operating Revenue [Member]
Operating revenues
Total Operating Revenues	3,639	3,288	6,997	6,303
Non-Utility Operating Revenue [Member]
Operating revenues
Total Operating Revenues	$ 1,827	$ 1,627	$ 3,667	$ 3,331