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Investments in Unconsolidated Entities (Tables)
6 Months Ended
Jun. 30, 2019
Equity Method Investments and Joint Ventures [Abstract]  
Schedule of investments in unconsolidated entities

Our investments in unconsolidated entities consisted of the following (in millions, except percentage data):
Entity (1)
 
Type of Operation
 
Ownership Interest at June 30, 2019
 
June 30, 2019
 
December 31, 2018
Advantage Pipeline Holdings LLC
 
Crude Oil Pipeline
 
50%
 
$
74

 
$
72

BridgeTex Pipeline Company, LLC
 
Crude Oil Pipeline
 
20%
 
434

 
435

Cactus II Pipeline LLC
 
Crude Oil Pipeline (2)
 
65%
 
602

 
455

Caddo Pipeline LLC
 
Crude Oil Pipeline
 
50%
 
65

 
65

Capline Pipeline Company LLC
 
Crude Oil Pipeline (3)
 
54%
 
466

 

Cheyenne Pipeline LLC
 
Crude Oil Pipeline
 
50%
 
43

 
44

Diamond Pipeline LLC
 
Crude Oil Pipeline
 
50%
 
478

 
479

Eagle Ford Pipeline LLC
 
Crude Oil Pipeline
 
50%
 
386

 
383

Eagle Ford Terminals Corpus Christi LLC (“Eagle Ford Terminals”)
 
Crude Oil Terminal and Dock (2)
 
50%
 
120

 
108

Midway Pipeline LLC
 
Crude Oil Pipeline
 
50%
 
76

 
78

Red Oak Pipeline LLC (“Red Oak”)
 
Crude Oil Pipeline (2)
 
50%
 
1

 

Saddlehorn Pipeline Company, LLC
 
Crude Oil Pipeline
 
40%
 
223

 
215

Settoon Towing, LLC
 
Barge Transportation Services
 
50%
 
58

 
58

STACK Pipeline LLC
 
Crude Oil Pipeline
 
50%
 
117

 
120

White Cliffs Pipeline, LLC
 
Crude Oil Pipeline
 
36%
 
196

 
190

Wink to Webster Pipeline LLC (“W2W Pipeline”)
 
Crude Oil Pipeline (2)
 
20%
(4) 
38

 

Total investments in unconsolidated entities
 
 
 
 
 
$
3,377

 
$
2,702

 
(1) 
Except for Eagle Ford Terminals, which is reported in our Facilities segment, the financial results from the entities are reported in our Transportation segment.
(2) 
Asset is currently under construction by the entity and has not yet been placed in service.
(3) 
The Capline pipeline was taken out of service in the fourth quarter of 2018. Subsequent to June 30, 2019, the owners of Capline Pipeline Company LLC sanctioned the reversal of the Capline pipeline system.
(4) 
Subsequent to June 30, 2019, our ownership interest in W2W Pipeline was reduced to 16%, as discussed below.