EQUITY METHOD INVESTMENTS (Tables)

12 Months Ended

Dec. 31, 2021

Equity Method Investments and Joint Ventures [Abstract]

Equity Method Investments

At December 31, 2021 and 2020, Rattler had the following investments:

	Ownership Interest		December 31, 2021		December 31, 2020
			(In millions)
EPIC Crude Holdings, LP	10	%	$	107	$	121
Gray Oak Pipeline, LLC	10	%	121		130
Wink to Webster Pipeline LLC(1)	4	%	86		83
OMOG JV LLC	60	%	188		194
Amarillo Rattler, LLC(2)	—	%	—		5
Remuda Midstream Holdings LLC	25	%	111		—
Total			$	613	$	533

(1)The Wink to Webster joint venture is developing a crude oil pipeline (the “Wink to Webster pipeline”). The Wink to Webster pipeline’s main segment began interim service operation in the fourth quarter of 2020, and the joint venture is expected to begin full commercial operations in the first quarter of 2022.

(2)The ownership interest in Amarillo Rattler was 50% at December 31, 2020. See Note 4—Acquisitions and Divestitures for discussion regarding the sale of this equity method investment during the second quarter of 2021.

Income (loss) and distributions from Rattler’s equity method investees were not material for the years ended December 31, 2021, 2020 or 2019.