CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions		Dec. 31, 2018	Dec. 31, 2017
Current Assets
Cash and cash equivalents		$ 33	$ 33
Accounts receivable and other (Note 21)		48	42
Inventories		8	8
Other		8	7
Total current assets		97	90
Equity investments (Note 5)		1,196	1,213
Property, plant and equipment, net (Note 7)		1,529	2,123
Goodwill (Note 4)		71	130
Other assets		6	3
TOTAL ASSETS		2,899	3,559
Current Liabilities
Accounts payable and accrued liabilities		36	31
Accounts payable to affiliates (Note 18)		6	5
Accrued interest		12	12
Distributions payable			1
Current portion of long-term debt (Note 9)		36	51
Total current liabilities		90	100
Long-term debt (Note 9)		2,072	2,352
Deferred state income taxes (Note 24)		9	10
Other liabilities (Note 10)		29	29
Total liabilities		2,200	2,491
Partners' Equity (Note 11)
General partner		13	24
Accumulated other comprehensive income (loss) (AOCI) (Note 12)		8	5
Controlling interests		591	963
Non-controlling interest		108	105
Total partners' equity	[1]	699	1,068
TOTAL LIABILITIES AND PARTNERS' EQUITY		2,899	3,559
Common Units
Partners' Equity (Note 11)
Limited partner		462	824
Class B Units
Partners' Equity (Note 11)
Limited partner		$ 108	$ 110

[1] Recast to consolidate PNGTS (Refer to Notes 2 and 8).