Matterhorn Express Pipeline
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 %:
15
Ownership %:
15
Operator:
No
Operator:
No
Extraction:
Processing Facility
Extraction:
Processing Facility
Country:
United States
Country:
United States
Region:
Waha Hub to Katy, Texas
Region:
Waha Hub to Katy, Texas
Geological province:
Permian Basin
Geological province:
Permian Basin
Facility kind:
Pipeline Gas
Facility kind:
Pipeline Gas
Licensed capacity:
2.5
Licensed capacity:
2.5
Capacity unit:
bcf
Capacity unit:
bcf
Capacity period:
Per Day
Capacity period:
Per Day
Capacity kind:
Nameplate
Capacity kind:
Nameplate
Description
As at 31 December 2025
Unconsolidated affiliate; ONEOK holds a 15% ownership interest in Matterhorn, a bidirectional pipeline with capacity to transport 2.5 Bcf/d of natural gas from the Waha Hub to Katy, Texas.
Processing facilities
As at 31 December 2025
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