Property and Equipment (Tables)

6 Months Ended

Jun. 30, 2023

Property and Equipment

Schedule of property and equipment, net

				(Unaudited)
	Estimated	December 31,		June 30,
(in thousands)	Useful Lives	2022		2023
Land	n/a	$	31,668		31,668
Gathering systems and facilities	40-50 years (1)		3,281,872		3,317,470
Permanent buried pipelines and equipment	7-20 years		601,347		632,748
Surface pipelines and equipment	1-7 years		66,726		77,858
Heavy trucks and equipment	3-5 years		5,157		5,157
Above ground storage tanks	5-10 years		2,953		5,130
Construction-in-progress	n/a		158,977		153,412
Total property and equipment			4,148,700		4,223,443
Less accumulated depreciation			(397,269)		(466,947)
Property and equipment, net		$	3,751,431		3,756,496

(1) Gathering systems and facilities are recognized as a single-leased asset with no residual value.