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Property, Plant and Equipment
3 Months Ended
Mar. 31, 2019
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Note 5. Property, Plant and Equipment
Property, plant and equipment, at cost, is as follows:
(in thousands)
March 31, 2019
 
December 31, 2018
Crude Oil, Natural Gas and Produced Water Gathering Systems and Facilities
$
1,238,924

 
$
1,199,679

Fresh Water Delivery Systems
78,598

 
78,820

Crude Oil Treating Facilities
20,858

 
20,027

Construction-in-Progress (1)
232,725

 
202,083

Total Property, Plant and Equipment, at Cost
1,571,105

 
1,500,609

Accumulated Depreciation and Amortization
(90,469
)
 
(79,357
)
Property, Plant and Equipment, Net
$
1,480,636

 
$
1,421,252

(1) 
Construction-in-progress at March 31, 2019 includes $181.6 million in gathering system projects, $24.6 million in fresh water delivery system projects and $26.5 million in equipment for use in future projects. Construction-in-progress at December 31, 2018 primarily includes $147.1 million in gathering system projects, $21.6 million in fresh water delivery system projects and $32.8 million in equipment for use in future projects.