CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 3,086	$ 2,830
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,319	2,315
Deferred income taxes, net	1,237	543
Stock compensation	34	0
AFUDC, equity portion	(47)	(16)
Changes in assets and liabilities:
Accounts receivable, net of allowance for doubtful accounts	1,615	541
Income taxes receivable	(73)	1,300
Unbilled operating revenues	(96)	(123)
Materials and supplies	(48)	(52)
Prepaid property taxes	841	784
Prepaid expenses and other	198	206
Other deferred assets	(160)	(175)
Regulatory assets	84	163
Accounts payable	(1,191)	(1,862)
Accrued expenses	1,197	247
Accrued interest	250	133
Customer deposits and other, net	868	104
NET CASH PROVIDED BY OPERATING ACTIVITIES	10,114	6,938
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures (net of AFUDC, equity portion)	(7,664)	(4,270)
Proceeds from sale of assets	9	19
NET CASH USED IN INVESTING ACTIVITIES	(7,655)	(4,251)
CASH FLOWS FROM FINANCING ACTIVITIES
Net repayments under lines of credit agreements	(3,238)	(4,021)
Increase in overdraft payable	742	425
Net advances and contributions in aid of construction	2,128	3,214
Net proceeds from issuance of common stock	414	386
Dividends paid	(2,084)	(2,010)
Debt issuance costs	(148)	0
Principal repayments of long-term debt	(290)	(379)
NET CASH USED IN FINANCING ACTIVITIES	(2,476)	(2,385)
NET (DECREASE)INCREASE IN CASH AND CASH EQUIVALENTS	(17)	302
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	226	209
CASH AND CASH EQUIVALENTS AT END OF PERIOD	209	511
Supplemental Disclosures of Cash Flow Information:
Utility plant received as construction advances and contributions	443	0
Interest paid	1,307	1,570
Income taxes paid	$ 515	$ 106