CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities
Net income	$ 18,969	$ 17,764
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	12,204	11,577
Amortization of deferred financing costs	361	1,071
Allowance for funds used during construction - other funds		(730)
Equity based compensation	120	140
Changes in assets and liabilities:
Due from affiliates	5,048	2,567
Inventory	41	(132)
Prepaids and other current assets	(1,553)	(573)
Accounts payable and accrued liabilities	1,217	3,153
Net cash provided by operating activities	36,407	34,837
Cash flows from investing activities
Additions to electric plant	(11,396)	(15,011)
Proceeds from asset exchange transaction		1,632
Net cash used in investing activities	(11,396)	(13,379)
Cash flows from financing activities
Proceeds from short-term borrowings	22,000	12,000
Repayments of short-term borrowings	(28,000)	(17,500)
Repayments of long-term debt	(2,152)	(2,032)
Dividends and distributions paid	(15,176)	(15,169)
Net cash used in financing activities	(23,328)	(22,701)
Net increase (decrease) in cash, cash equivalents and restricted cash	1,683	(1,243)
Cash, cash equivalents and restricted cash at beginning of period	3,497	4,550
Cash, cash equivalents and restricted cash at end of period	$ 5,180	$ 3,307