Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 6,530	$ 5,899
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,824	3,465
Stock-based compensation	79	57
Increase in deferred income taxes	85	90
Other	158	171
Changes in assets and liabilities:
Decrease in accounts receivable and unbilled revenues	336	15
Increase in recoverable income taxes	(156)	(375)
Increase in materials and supplies, prepaid expenses, regulatory and other assets	(2,796)	(2,895)
Increase in accounts payable, accrued compensation and benefits, accrued expenses, deferred employee benefits, regulatory liabilities, and other deferred credits	736	2,635
Decrease in accrued interest and taxes	(226)	(531)
Net cash provided by operating activities	8,570	8,531
CASH FLOWS FROM INVESTING ACTIVITIES:
Utility plant additions, including debt portion of allowance for funds used during construction of $87 in 2019 and $69 in 2018	(8,018)	(6,606)
Cash received from surrender of life insurance policies	0	108
Net cash used in investing activities	(8,018)	(6,498)
CASH FLOWS FROM FINANCING ACTIVITIES:
Customers' advances for construction and contributions in aid of construction	1,226	625
Repayments of customer advances	(115)	(202)
Proceeds of long-term debt issues	33,722	12,544
Debt issuance costs	(180)	0
Repayments of long-term debt	(30,882)	(11,721)
Repayments under short-term line of credit agreements	(1,000)	0
Changes in cash overdraft position	360	(143)
Issuance of common stock	799	1,146
Dividends paid	(4,482)	(4,282)
Net cash used in financing activities	(552)	(2,033)
Net change in cash and cash equivalents	0	0
Cash and cash equivalents at beginning of period	2	2
Cash and cash equivalents at end of period	2	2
Cash paid during the period for:
Interest, net of amounts capitalized	2,544	2,601
Income taxes	$ 1,449	$ 1,647
Supplemental disclosure of non-cash investing and financing activities:
Accounts payable includes $1,587 in 2019 and $1,624 in 2018 for the construction of utility plant.