MarkWest Processing & Fractionation Joint Venture
Project information
As at 31 December 2025
Type:
Processing Facility
Type:
Processing Facility
Aggregation level:
Asset
Aggregation level:
Asset
Status:
Operating
Status:
Operating
Report standard:
-
Report standard:
-
Ownership %:
50
Ownership %:
50
Operator:
No
Operator:
No
Operator name:
MarkWest (MPLX, LP)
Operator name:
MarkWest (MPLX, LP)
Extraction:
Processing Facility
Extraction:
Processing Facility
Country:
United States
Country:
United States
Region:
Appalachian Basin (West Virginia)
Region:
Appalachian Basin (West Virginia)
Geological province:
Appalachian Basin
Geological province:
Appalachian Basin
Facility kind:
Gas Processing
Facility kind:
Gas Processing
Licensed capacity:
-
Licensed capacity:
-
Capacity unit:
-
Capacity unit:
-
Capacity period:
-
Capacity period:
-
Capacity kind:
-
Capacity kind:
-
Description
As at 31 December 2025
50% interest in a processing and fractionation joint venture formed in February 2017 with MarkWest (a subsidiary of MPLX), which operates the assets and provides gas processing and NGL fractionation services on Antero Resources acreage in Appalachia. 2025 processing throughput averaged 1,687 MMcf/d and fractionation 40 MBbl/d.
Processing facilities
Multiple effective dates
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