- Source: Tennessee
- Destination: Roanoke, Virginia
- Ownership: Spectra Energy Partners
- Website: http://www.spectraenergy.com/
- Length: kilometres (1,510 miles)
- Capacity: 1.5 Bcf per day
- Status Operating
- With 1,510 miles of pipeline, East Tennessee can deliver 1.5 Bcf/d of gas per day to meet the growing energy demands of the Southeast and Mid-Atlantic. The system begins in Tennessee and extends to an area just south of Roanoke, Virginia.
- A segment of the system extends into southwest Virginia and northern North Carolina through a 95-mile natural gas pipeline that interconnects with the Transcontinental Gas Pipe Line TRANSCO system near Eden, N.C.
- East Tennessee also interconnects with Texas Eastern Transmission Gas Pipeline, Tennessee Gas Pipeline, Columbia Gulf Transmission Gas Pipeline, Southern Natural Gas Pipeline Company, and Midwestern Gas Transmission Company Gas Pipeline.
- 1997 - Virginia Expansion completed
- 1998 - Roanoke Expansion completed
- 2001 - Rocky Top Expansion & Gateway Project completed
- 2002 - FERC Authorizes Patriot Pipeline Project, 93.6 miles of new pipeline across southwestern Virginia into North Carolina
- 2002 - Murray Project completed
- 2003 - Patriot Extension I completed
- 2006 - Jewell Ridge Lateral & Piedmont Project completed
- 2008 - CNX Pressure Increase & Patriot Extension III completed
- 2011 - Northeastern Tennessee Project completed
- 2014 - Kingsport Expansion Project completed
- East Tennessee Natural Gas
- EIA Natural Gas Pipeline Projects
- Commission Authorizes Patriot Pipeline Project To Serve Rapidly Growing Population In Southeast