CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 6,907	$ 7,668
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	6,296	5,108
Provision for Deferred Income Taxes and Investment Tax Credits	(2,359)	(3,430)
Equity Portion of Allowance for Funds Used During Construction (AFUDC)	(732)	(694)
Cash Surrender Value of Life Insurance	27	205
Stock Compensation Expense	203	162
Changes in Assets and Liabilities:
Accounts Receivable	1,860	1,085
Unbilled Revenues	(145)	481
Materials & Supplies	(81)	169
Prepayments	664	577
Accounts Payable	(6,029)	810
Accrued Taxes	3,887	3,530
Accrued Interest	173	(1,169)
Employee Benefit Plans	95	450
Unearned Revenue & Advanced Service Fees	(18)	(1)
Other Assets and Liabilities	(1,306)	1,187
NET CASH PROVIDED BY OPERATING ACTIVITIES	9,442	16,138
CASH FLOWS FROM INVESTING ACTIVITIES:
Utility Plant Expenditures, Including AFUDC of $531 in 2021, $429 in 2020	(22,033)	(25,147)
NET CASH USED IN INVESTING ACTIVITIES	(22,033)	(25,147)
CASH FLOWS FROM FINANCING ACTIVITIES:
Redemption of Long-term Debt	(1,324)	(1,330)
Proceeds from Issuance of Long-term Debt	687	5,398
Net Short-term Bank Borrowings	11,000	13,500
Deferred Debt Issuance Expense	(2)	(24)
Common Stock Issuance Expense		(37)
Proceeds from Issuance of Common Stock	322	313
Payment of Common Dividends	(4,762)	(4,468)
Payment of Preferred Dividends	(30)	(30)
Construction Advances and Contributions-Net	505	2,489
NET CASH PROVIDED BY FINANCING ACTIVITIES	6,396	15,811
NET CHANGES IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(6,195)	6,802
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD	10,404	46,499
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	4,209	53,301
SUPPLEMENTAL DISCLOSURE OF NON-CASH ACTIVITY:
Utility Plant received as Construction Advances and Contributions	1,169	1,422
Cash Paid During the Year for:
Interest	1,726	3,022
Interest Capitalized	531	429
Income Taxes		$ 2