Balance Sheets - USD ($) $ in Millions		Mar. 31, 2017	Dec. 31, 2016	[1]
Current Assets
Cash and cash equivalents		$ 10.0	$ 7.6
Customer receivables (less allowance for doubtful accounts of $2.6 and $1.7)		136.7	163.7
Receivable from affiliates		1.4	0.6
Inventories at lower of average cost or market:
Gas stored underground		8.9	49.3
Materials and supplies		25.4	27.6
Regulatory assets		1.9	9.6
Other		3.0	3.7
Total current assets		187.3	262.1
Property, Plant and Equipment
Property, plant and equipment		2,879.6	2,883.0
Accumulated depreciation and amortization		(721.4)	(737.6)
Total property, plant and equipment, net		2,158.2	2,145.4
Receivable from affiliates		100.3	87.8
Other noncurrent assets		11.2	11.2
Total deferred charges and other assets		111.5	99.0
Total assets		2,457.0	2,506.5
Current Liabilities
Securities due within one year		84.5	14.5
Short-term debt		147.0	200.0
Affiliated current borrowings		0.0	48.0
Accounts payable and accrued expenses		70.3	117.2
Accounts payable to affiliates		68.9	43.5
Customer advances		9.8	27.9
Regulatory liabilities		28.7	6.5
Other current liabilities		1.7	1.7
Total current liabilities		410.9	459.3
Long-Term Debt		546.4	616.3
Deferred Credits and Other Liabilities
Deferred income taxes		491.4	475.8
Regulatory liabilities		190.8	189.1
Payables to affiliates		13.1	13.0
Other noncurrent liabilities		94.6	95.4
Total deferred credits and other liabilities		789.9	773.3
Total liabilities		1,747.2	1,848.9
Commitments and Contingencies (see Note 9)
Equity
Common stock - par value $2.50	[2]	23.0	23.0
Additional paid-in capital		272.5	272.5
Retained earnings		414.3	362.1
Total common shareholder's equity		709.8	657.6
Total liabilities and shareholder's equity		$ 2,457.0	$ 2,506.5

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

[2] 50.0 million shares authorized; 9.2 million shares outstanding at March 31, 2017 and December 31, 2016.