CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating revenues
Total Operating Revenues	$ 25,886	$ 24,544
Operating expenses
Utility operating expenses	12,324	11,957
Non-utility operating expenses	1,122	1,116
Depreciation and amortization	3,357	3,465
State and federal income taxes	1,851	1,681
Property and other taxes	1,686	1,606
Total Operating Expenses	20,340	19,825
Operating income	5,546	4,719
Other income
Allowance for funds used during construction (AFUDC)	566	285
Miscellaneous income	1,489	1,574
Income before interest charges	7,601	6,578
Interest charges	2,166	2,167
Net income applicable to common stock	$ 5,435	$ 4,411
Income per common share:
Basic (in dollars per share)	$ 0.53	$ 0.43
Diluted (in dollars per share)	$ 0.53	$ 0.43
Weighted average common shares outstanding:
Basic (in shares)	10,302	10,287
Diluted (in shares)	10,306	10,291
Cash dividends per share of common stock (in dollars per share)	$ 0.3014	$ 0.2897
Water Sales [Member]
Operating revenues
Total Operating Revenues	$ 20,687	$ 19,825
Other Utility Operating Revenue [Member]
Operating revenues
Total Operating Revenues	3,358	3,015
Non-Utility Operating Revenue [Member]
Operating revenues
Total Operating Revenues	$ 1,841	$ 1,704