M3 Assets

Gas gathering systems located in the southwestern core of the Marcellus Shale. The assets were sold to DTE Energy in 2016.

Appalachia Gathering System

  • Located in the southwestern core of the Marcellus
  • Provides customers with centralized compression, dehydration and gathering services
  • 110-mile large-diameter gathering system
  • 780 MMcf/d capacity
  • Interconnects into Texas Eastern, Columbia Gas Pipeline and Stonewall Gas Gathering System

Stonewall Gas Gathering System

  • 67 miles of primarily 36” pipeline
  • Connection to the southern end of the Appalachia Gathering System
  • 1.4 Bcf/d capacity
  • Interconnects with Columbia WB Pipeline

Map of AGSSGS