Expansion Projects
Natural gas is universally recognized as the most environmentally friendly fossil fuel available.
Williams has provided reliable, economic natural gas transportation services to the U.S. for more
than 90 years and is committed to meeting the ever-growing energy needs. The availability of clean
and affordable energy is key to the success of promoting economic development while attracting and
retaining industries in any community.
Because of this, Williams is working to expand its pipeline systems across the United States.
Learn more about our current expansion projects.
Northwest Pipeline
| Blue Bridge Pipeline Project |
| Miles of Pipe |
Approximately 119 miles |
| Capacity |
239,000 dekatherms per day of natural gas |
| Market |
Provide supply diversity and serve demand growth needs in Pacific Northwest |
| FERC Filing |
Spring 2010 |
| Proposed In Service Date |
Fall 2012 |
| Construction Start |
Winter of 2011/2012 |
Click here to find out more about the Blue Bridge Pipeline.
| Sundance Trail Expansion |
| Miles of Pipe |
15.5 miles of 30-inch diameter pipe |
| Capacity |
150,000 Dekatherms per day |
| Market |
Access to additional gas supplies from the Piceance Basin to the Opal Hub in Wyoming |
| FERC Filing |
2009 |
| Proposed In Service Date |
Late fall 2010 |
| Construction Start |
Late summer 2010 |
Click here to find out more about the Sundance Trail Expansion.
| Pacific Connector |
| Miles of Pipe |
223 miles |
| Capacity |
1 million cubic feet/day |
| Market |
Pacific Northwest and California |
| FERC Filing |
September 2007 |
| Proposed In Service Date |
Fall 2011 |
| Construction Start |
2010 |
Click here to find out more about the Pacific Connector Gas Pipeline Project
Transco Pipeline
Northeast
| Northeast Supply |
| Miles of Pipe |
To be determined |
| Capacity |
100,000 and 647,000 dekatherms per day of natural gas |
| Market |
Northeast |
| Open Season |
June 23 to July 10, 2009 |
| Proposed In Service Date |
November 2012 |
| Construction Start |
To be determined |
Click here to find out more about the Northeast Supply Project
| Rockaway Delivery Lateral Project |
| Miles of Pipe |
3.23 miles |
| Capacity |
625 million cubic feet |
| Market |
Rockaways and New York City |
| FERC Filing |
2009 |
| Proposed In Service Date |
2012 |
| Construction Start |
2011 |
Click here to find out more about the Rockaway Delivery Lateral Project.
| Bayonne Delivery Lateral Project |
| Miles of Pipe |
6.24 miles |
| Capacity |
250,000 Dt/d |
| Market |
Northeast |
| FERC Filing |
May 22, 2009 |
| Proposed In Service Date |
June 2011 |
| Northeast Supply Link |
| Miles of Pipe |
To be determined |
| Capacity |
420,000 Dt/d |
| Market |
Northeast |
| Open Season |
March 4 to March 26, 2010 |
| Proposed In Service Date |
Novenber 2012 & Novenber 2013 |
| Construction Start |
Spring 2012 |
Mid Atlantic
| Mid-Atlantic Connector |
| Miles of Pipe |
3 miles |
| Capacity |
142,000 Dt/d |
| Market |
Mid-Atlantic |
| FERC Filing |
Nov. 2010 |
| Proposed In Service Date |
November 2012 |
Click here to find out more about the Mid-Atlantic Connector Expansion Project.
Southeast
| Mid-South |
| Miles of Pipe |
22 miles |
| Capacity |
225,000 Dt/d |
| Market |
Southeast |
| FERC Filing |
October 2010 |
| Construction Start |
Phase I: Sept. 2011
Phase II: June 2012
|
| Proposed In Service Date |
Phase I: Sept. 2012
Phase II: June 2013
|
Click here to find out more about the Mid-South Expansion Project.
| 85 North Expansion |
| Miles of Pipe |
22 miles |
| Capacity |
308,500 Dt/d |
| Market |
Southeast |
| FERC Filing |
Jan. 30, 2009 |
| Construction Start |
Phase I: Fall 2009
Phase II: Summer 2010 |
| Proposed In Service Date |
Phase I: July 2010
Phase II: May 2011
|
Click here to find out more about the 85 North Expansion Project.
| Mobile Bay South Expansion |
| Miles of Pipe |
0 miles |
| New Compressor Facilities |
1 new station (9,470 hp) |
| Capacity |
253,500 Dt/d |
| Market |
Southeast |
| FERC Filing |
Sept. 18, 2008 |
| Construction Start |
Summer 2009 |
| Proposed In Service Date |
May 2010 |
Click here to find out more about the Mobile Bay South Expansion Project.
| Mobile Bay South II |
| Miles of Pipe |
0 miles |
| Compression Station Addition |
8,180 hp |
| Capacity |
380,000 Dt/d |
| Market |
Southeast |
| FERC Filing |
November 16, 2009 |
| Proposed In Service Date |
May 2011 |
| Construction Start |
August 2010 |
Click here to find out more about the Mobile Bay South II Expansion Project.
| Pascagoula Expansion Project |
| Miles of Pipe |
15.5 miles |
| Capacity |
810 million cubic feet/day |
| Market |
Southeast |
| FERC Filing |
Summer 2009 |
| Construction Start |
Spring 2011 |
| Proposed In Service Date |
Fall 2011 |
Click here to find out more about the Pascagoula Expansion Project.