The approximately 60-mile-long Monarch Pipeline provides interstate transportation of unfractionated gas liquids (Demethanized Mix) from Williams’ Oak Grove Processing Facility in Marshall County, West Virginia, to our Moundsville Fractionation Facility in Moundsville, West Virginia and the UEO Fractionation Facility in Scio, Ohio. The Pipeline was placed in service in August 2019.
System Peak Design Capacity:
Miles of Transportation Pipeline:
24-Hour Emergency Contact
60,000 barrels per day
West Virginia and Ohio
The Ohio Valley Midstream joint venture (OVM) owns 100% of the Monarch Pipeline assets. Williams owns 65% of OVM. The Canadian Pension Plan Investment Board (CPPIB) owns the remaining 35%.
Download a copy of the Monarch Pipeline tariff.
counties of operation
The Monarch Pipeline LLC’s Demethanized Mix pipeline traverses three counties in two states:
- Marshall County, West Virginia
- Belmont, Ohio
- Harrison, Ohio
For general questions about Williams, please call 800-945-5426 or send an email to WilliamsContact@williams.com.
Stephen Furbacher, Senior Manager of Operations