Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017		Mar. 31, 2016
Operating Activities
Net income	$ 52.2		$ 47.6
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	16.2		16.1
Deferred income taxes	15.7		1.7
Other adjustments for non-cash items	0.2		0.4
Changes in operating assets and liabilities	53.8		125.5
Net cash provided by operating activities	138.1		191.3
Investing Activities
Property, plant and equipment purchased	(35.0)		(59.1)
Cash used in disposition of assets	0.0		(0.7)
Proceeds from disposition of assets	0.3		0.1
Net cash used in investing activities	(34.7)		(59.7)
Financing Activities
Repayment of short-term debt, net	(53.0)		0.0
Repayment of affiliated current borrowings, net	(48.0)		(132.8)
Other	0.0		0.7
Net cash used in financing activities	(101.0)		(142.1)
Increase (decrease) in cash and cash equivalents	2.4		(10.5)
Cash and cash equivalents at beginning of year	7.6	[1]	10.5
Cash and cash equivalents at end of year	10.0		0.0
Significant noncash investing activities:
Accrued capital expenditures	11.5		14.7
Dominion Questar
Financing Activities
Dividends paid to Dominion Questar	$ 0.0		$ (10.0)

[1] Questar Gas' Balance Sheet at December 31, 2016 has been derived from the audited Balance Sheet at that date.